# dhcpd --version
isc-dhcpd-4.3.5

# uname -a
Linux dolphin.stanford.edu 3.16.0-4-amd64 #1 SMP Debian 3.16.39-1 (2016-12-30) x86_64 GNU/Linux

--------------------- dhcpd.conf --------------------------------------------------------------
authoritative;

option dhcp6.domain-search "stanford.edu";
option dhcp6.name-servers  2607:f6d0:0:53::67:53, 2607:f6d0:0:53::64:53;

allow                 leasequery;

deny                  bootp;
ignore                declines;

one-lease-per-client  true;

get-lease-hostnames   false;
use-host-decl-names   false;

ddns-update-style     none;

min-lease-time        300;    #  5 minutes
max-lease-time        900;    #  2 days
default-lease-time    900;

log-facility          local6;
lease-id-format       hex;

#    DUID-LLT - ETH -- TIME --- ---- address ----
#       00:01:00:01:47:60:74:24:0E:0C:76:16:40:40;  LLT (1)
#       00:03:00:01:47:60:74:24:0E:0C:76:16:40:40;  LL  (3)
#           ^     ^
#           |     |
#           |     +-- Link Layer Type = Ethernet
#           |
#           +-- DUID Type

set su-duid-type = substring(option dhcp6.client-id, 1, 1);
set su-hw-type   = substring(option dhcp6.client-id, 3, 1);

if su-hw-type = 1 and (su-duid-type = 1 or su-duid-type = 3)
  { set su-ether-or-not = "\001"; } else { set su-ether-or-not = "\007"; }

set su-hw-addr   = suffix(option dhcp6.client-id, 6);
set su-client-id = concat(su-ether-or-not, su-hw-addr);

set su-duid          = binary-to-ascii(16, 8, ":", option dhcp6.client-id);
set su-duid-type-str = binary-to-ascii(16, 8,  "", su-duid-type);
set su-hw-type-str   = binary-to-ascii(16, 8,  "", su-hw-type);
set su-hw-addr-str   = binary-to-ascii(16, 8, ":", su-hw-addr);
set su-client-id-str = binary-to-ascii(16, 8, ":", su-client-id);

set iaid-raw = substring(option dhcp6.ia-na, 0, 4);
set iaid-hex = binary-to-ascii(16, 8, ":", reverse(1,iaid-raw));
set iaid-dec = binary-to-ascii(10,32,"",iaid-raw);

log(info, concat("SU-CLIENT-ID ", su-client-id-str, "; IAID ", iaid-hex, "; DUID ", su-duid,
	  ", type ", su-duid-type-str, ", hw type ", su-hw-type-str, "; iaid ", iaid-dec,
	  "; hw ", su-hw-addr-str));

class "ipphone" { match su-client-id; log(debug, "ipphone match"); }
class "roaming" { match su-client-id; log(debug, "roaming match"); }
class "frozen"  { match su-client-id; log(debug, "frozen match");  }
class "vile"    { match su-client-id; log(debug, "vile match"); deny booting; }

...

shared-network Pine-B-net.stanford.edu {
  subnet6 2607:f6d0:0:a13f::/64 {
    pool6 {
      allow members of "roaming";
      max-lease-time 2520; default-lease-time 2520;
      range6 2607:f6d0:0:a13f:bad:c0ff:ee:1 2607:f6d0:0:a13f:bad:c0ff:ee:6e;
    }
  }
  subnet6 2607:f6d0:0:f140::/64 {
  }
  subnet6 2607:f6d0:c001::/64 {
  }
}

...

# this is the "vile" client that gets an address anyway - see annotations in the log below

host daedalus-c82a14291f57 {
  hardware ethernet c8:2a:14:29:1f:57;
}
subclass "vile" 1:c8:2a:14:29:1f:57;

host Scar-f44d30426ad3 {
  hardware ethernet f4:4d:30:42:6a:d3;
}
subclass "roaming" 1:f4:4d:30:42:6a:d3;

host ernestl-mac2-ac87a307cf9f {
  hardware ethernet ac:87:a3:07:cf:9f;  fixed-address6 2607:f6d0:0:a228:bad:c0ff:ee:7d;
}
subclass "roaming" 1:ac:87:a3:07:cf:9f;

host Notworking-0050563dd808 {
  hardware ethernet 00:50:56:3d:d8:08;
}
subclass "roaming" 1:00:50:56:3d:d8:08;

-----------------------------------------------------------------------------------------------

--------------------- dhcpd.log ---------------------------------------------------------------

Key on "vile" client:

host daedalus-c82a14291f57 { hardware ethernet c8:2a:14:29:1f:57; }
subclass "vile" 1:c8:2a:14:29:1f:57;

Jun 22 13:44:03 dolphin dhcpd: Internet Systems Consortium DHCP Server 4.3.5
Jun 22 13:44:03 dolphin dhcpd: Copyright 2004-2016 Internet Systems Consortium.
Jun 22 13:44:03 dolphin dhcpd: All rights reserved.
Jun 22 13:44:03 dolphin dhcpd: For info, please visit https://www.isc.org/software/dhcp/
Jun 22 13:44:03 dolphin dhcpd: Wrote 0 class decls to leases file.
Jun 22 13:44:04 dolphin dhcpd: Wrote 0 deleted host decls to leases file.
Jun 22 13:44:04 dolphin dhcpd: Wrote 0 new dynamic host decls to leases file.
Jun 22 13:44:04 dolphin dhcpd: Wrote 27 NA, 0 TA, 0 PD leases to lease file.
Jun 22 13:44:04 dolphin dhcpd: Bound to *:547
Jun 22 13:44:04 dolphin dhcpd: Listening on Socket/5/eth0/NetServ32-net.stanford.edu
Jun 22 13:44:04 dolphin dhcpd: Sending on   Socket/5/eth0/NetServ32-net.stanford.edu
Jun 22 13:44:04 dolphin dhcpd: Server starting service.
Jun 22 13:44:36 dolphin dhcpd: Solicit message from fe80::d6be:d9ff:feb0:a07e port 546, transaction ID 0xC6237B00
Jun 22 13:44:36 dolphin dhcpd: SU-CLIENT-ID 1:d4:be:d9:b0:a0:7e; IAID d4:be:d9:b0; DUID 0:1:0:1:20:a7:d:7:d4:be:d9:b0:a0:7e, type 1, hw type 1; iaid 02967060180; hw d4:be:d9:b0:a0:7e
Jun 22 13:44:36 dolphin dhcpd: Unable to pick client address: no IPv6 pools on this shared network
Jun 22 13:44:36 dolphin dhcpd: Sending Advertise to fe80::d6be:d9ff:feb0:a07e port 546
Jun 22 13:44:48 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1084:22f0:d685:df7
Jun 22 13:44:48 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:48 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:44:48 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1084:22f0:d685:df7
Jun 22 13:44:48 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:48 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:48 dolphin dhcpd: roaming match
Jun 22 13:44:48 dolphin dhcpd: roaming match
Jun 22 13:44:48 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:69 to client with duid 00:01:00:01:1f:c2:3a:06:10:dd:b1:e3:2b:5e iaid = 0 valid for 2520 seconds
Jun 22 13:44:48 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:44:48 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1084:22f0:d685:df7
Jun 22 13:44:48 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:48 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:48 dolphin dhcpd: roaming match
Jun 22 13:44:48 dolphin dhcpd: roaming match
Jun 22 13:44:48 dolphin dhcpd: Advertise NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:69 to client with duid 00:01:00:01:1f:c2:3a:06:10:dd:b1:e3:2b:5e iaid = 0 valid for 2520 seconds
Jun 22 13:44:48 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:44:48 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1084:22f0:d685:df7
Jun 22 13:44:48 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:48 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:48 dolphin dhcpd: roaming match
Jun 22 13:44:48 dolphin dhcpd: roaming match
Jun 22 13:44:48 dolphin dhcpd: Advertise NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:69 to client with duid 00:01:00:01:1f:c2:3a:06:10:dd:b1:e3:2b:5e iaid = 0 valid for 2520 seconds
Jun 22 13:44:48 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:44:49 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1084:22f0:d685:df7
Jun 22 13:44:49 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:49 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:49 dolphin dhcpd: roaming match
Jun 22 13:44:49 dolphin dhcpd: roaming match
Jun 22 13:44:49 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:69 to client with duid 00:01:00:01:1f:c2:3a:06:10:dd:b1:e3:2b:5e iaid = 0 valid for 2520 seconds
Jun 22 13:44:49 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:44:49 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1084:22f0:d685:df7
Jun 22 13:44:49 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:49 dolphin dhcpd: SU-CLIENT-ID 1:10:dd:b1:e3:2b:5e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:3a:6:10:dd:b1:e3:2b:5e, type 1, hw type 1; iaid 0; hw 10:dd:b1:e3:2b:5e
Jun 22 13:44:49 dolphin dhcpd: roaming match
Jun 22 13:44:49 dolphin dhcpd: roaming match
Jun 22 13:44:49 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:69 to client with duid 00:01:00:01:1f:c2:3a:06:10:dd:b1:e3:2b:5e iaid = 0 valid for 2520 seconds
Jun 22 13:44:49 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:44:55 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::5100:7e7e:5d08:4358
Jun 22 13:44:55 dolphin dhcpd: SU-CLIENT-ID 1:f8:b1:56:b6:9c:a9; IAID 56:b1:f8:3; DUID 0:1:0:1:1f:37:41:82:f8:b1:56:b6:9c:a9, type 1, hw type 1; iaid 66629974; hw f8:b1:56:b6:9c:a9
Jun 22 13:44:55 dolphin dhcpd: SU-CLIENT-ID 1:f8:b1:56:b6:9c:a9; IAID 56:b1:f8:3; DUID 0:1:0:1:1f:37:41:82:f8:b1:56:b6:9c:a9, type 1, hw type 1; iaid 66629974; hw f8:b1:56:b6:9c:a9
Jun 22 13:44:55 dolphin dhcpd: roaming match
Jun 22 13:44:55 dolphin dhcpd: roaming match
Jun 22 13:44:55 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:62 to client with duid 00:01:00:01:1f:37:41:82:f8:b1:56:b6:9c:a9 iaid = 66629974 valid for 2520 seconds
Jun 22 13:44:55 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:44:55 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::5100:7e7e:5d08:4358
Jun 22 13:44:55 dolphin dhcpd: SU-CLIENT-ID 1:f8:b1:56:b6:9c:a9; IAID 56:b1:f8:3; DUID 0:1:0:1:1f:37:41:82:f8:b1:56:b6:9c:a9, type 1, hw type 1; iaid 66629974; hw f8:b1:56:b6:9c:a9
Jun 22 13:44:55 dolphin dhcpd: SU-CLIENT-ID 1:f8:b1:56:b6:9c:a9; IAID 56:b1:f8:3; DUID 0:1:0:1:1f:37:41:82:f8:b1:56:b6:9c:a9, type 1, hw type 1; iaid 66629974; hw f8:b1:56:b6:9c:a9
Jun 22 13:44:55 dolphin dhcpd: roaming match
Jun 22 13:44:55 dolphin dhcpd: roaming match
Jun 22 13:44:55 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:62 to client with duid 00:01:00:01:1f:37:41:82:f8:b1:56:b6:9c:a9 iaid = 66629974 valid for 2520 seconds
Jun 22 13:44:55 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:45:22 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::3ac9:86ff:fe0d:c085
Jun 22 13:45:22 dolphin dhcpd: SU-CLIENT-ID 1:ac:bc:32:d3:2a:f1; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:53:6d:ac:bc:32:d3:2a:f1, type 1, hw type 1; iaid 0; hw ac:bc:32:d3:2a:f1
Jun 22 13:45:22 dolphin dhcpd: SU-CLIENT-ID 1:ac:bc:32:d3:2a:f1; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:53:6d:ac:bc:32:d3:2a:f1, type 1, hw type 1; iaid 0; hw ac:bc:32:d3:2a:f1
Jun 22 13:45:22 dolphin dhcpd: roaming match
Jun 22 13:45:22 dolphin dhcpd: roaming match
Jun 22 13:45:22 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:5a to client with duid 00:01:00:01:1f:c2:53:6d:ac:bc:32:d3:2a:f1 iaid = 0 valid for 2520 seconds
Jun 22 13:45:22 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:45:22 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::3ac9:86ff:fe0d:c085
Jun 22 13:45:22 dolphin dhcpd: SU-CLIENT-ID 1:ac:bc:32:d3:2a:f1; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:53:6d:ac:bc:32:d3:2a:f1, type 1, hw type 1; iaid 0; hw ac:bc:32:d3:2a:f1
Jun 22 13:45:22 dolphin dhcpd: SU-CLIENT-ID 1:ac:bc:32:d3:2a:f1; IAID 0:0:0:0; DUID 0:1:0:1:1f:c2:53:6d:ac:bc:32:d3:2a:f1, type 1, hw type 1; iaid 0; hw ac:bc:32:d3:2a:f1
Jun 22 13:45:22 dolphin dhcpd: roaming match
Jun 22 13:45:22 dolphin dhcpd: roaming match
Jun 22 13:45:22 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:5a to client with duid 00:01:00:01:1f:c2:53:6d:ac:bc:32:d3:2a:f1 iaid = 0 valid for 2520 seconds
Jun 22 13:45:22 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:45:30 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::298a:fbfe:21be:5dcc
Jun 22 13:45:30 dolphin dhcpd: SU-CLIENT-ID 1:d0:bf:9c:e2:b1:d4; IAID 9c:bf:d0:9; DUID 0:1:0:1:20:c4:a:7e:d0:bf:9c:e2:b1:d4, type 1, hw type 1; iaid 164675484; hw d0:bf:9c:e2:b1:d4
Jun 22 13:45:30 dolphin dhcpd: SU-CLIENT-ID 1:d0:bf:9c:e2:b1:d4; IAID 9c:bf:d0:9; DUID 0:1:0:1:20:c4:a:7e:d0:bf:9c:e2:b1:d4, type 1, hw type 1; iaid 164675484; hw d0:bf:9c:e2:b1:d4
Jun 22 13:45:30 dolphin dhcpd: roaming match
Jun 22 13:45:30 dolphin dhcpd: roaming match
Jun 22 13:45:30 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:5d to client with duid 00:01:00:01:20:c4:0a:7e:d0:bf:9c:e2:b1:d4 iaid = 164675484 valid for 2520 seconds
Jun 22 13:45:30 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:45:30 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::298a:fbfe:21be:5dcc
Jun 22 13:45:30 dolphin dhcpd: SU-CLIENT-ID 1:d0:bf:9c:e2:b1:d4; IAID 9c:bf:d0:9; DUID 0:1:0:1:20:c4:a:7e:d0:bf:9c:e2:b1:d4, type 1, hw type 1; iaid 164675484; hw d0:bf:9c:e2:b1:d4
Jun 22 13:45:30 dolphin dhcpd: SU-CLIENT-ID 1:d0:bf:9c:e2:b1:d4; IAID 9c:bf:d0:9; DUID 0:1:0:1:20:c4:a:7e:d0:bf:9c:e2:b1:d4, type 1, hw type 1; iaid 164675484; hw d0:bf:9c:e2:b1:d4
Jun 22 13:45:30 dolphin dhcpd: roaming match
Jun 22 13:45:30 dolphin dhcpd: roaming match
Jun 22 13:45:30 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:5d to client with duid 00:01:00:01:20:c4:0a:7e:d0:bf:9c:e2:b1:d4 iaid = 164675484 valid for 2520 seconds
Jun 22 13:45:30 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:46:37 dolphin dhcpd: Solicit message from fe80::d6be:d9ff:feb0:a07e port 546, transaction ID 0xC6237B00
Jun 22 13:46:37 dolphin dhcpd: SU-CLIENT-ID 1:d4:be:d9:b0:a0:7e; IAID d4:be:d9:b0; DUID 0:1:0:1:20:a7:d:7:d4:be:d9:b0:a0:7e, type 1, hw type 1; iaid 02967060180; hw d4:be:d9:b0:a0:7e
Jun 22 13:46:37 dolphin dhcpd: Unable to pick client address: no IPv6 pools on this shared network
Jun 22 13:46:37 dolphin dhcpd: Sending Advertise to fe80::d6be:d9ff:feb0:a07e port 546
Jun 22 13:46:52 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a228::1 port 547, link address 2607:f6d0:0:a228::1, peer address fe80::82a:f20c:a047:9335
Jun 22 13:46:52 dolphin dhcpd: SU-CLIENT-ID 1:ac:87:a3:7:cf:9f; IAID 0:0:0:0; DUID 0:1:0:1:1f:4f:8a:ee:ac:87:a3:7:cf:9f, type 1, hw type 1; iaid 0; hw ac:87:a3:7:cf:9f
Jun 22 13:46:52 dolphin dhcpd: SU-CLIENT-ID 1:ac:87:a3:7:cf:9f; IAID 0:0:0:0; DUID 0:1:0:1:1f:4f:8a:ee:ac:87:a3:7:cf:9f, type 1, hw type 1; iaid 0; hw ac:87:a3:7:cf:9f
Jun 22 13:46:52 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a228:bad:c0ff:ee:7d to client with duid 00:01:00:01:1f:4f:8a:ee:ac:87:a3:07:cf:9f iaid = 0 static
Jun 22 13:46:52 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a228::1 port 547
Jun 22 13:46:52 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a228::1 port 547, link address 2607:f6d0:0:a228::1, peer address fe80::82a:f20c:a047:9335
Jun 22 13:46:52 dolphin dhcpd: SU-CLIENT-ID 1:ac:87:a3:7:cf:9f; IAID 0:0:0:0; DUID 0:1:0:1:1f:4f:8a:ee:ac:87:a3:7:cf:9f, type 1, hw type 1; iaid 0; hw ac:87:a3:7:cf:9f
Jun 22 13:46:52 dolphin dhcpd: SU-CLIENT-ID 1:ac:87:a3:7:cf:9f; IAID 0:0:0:0; DUID 0:1:0:1:1f:4f:8a:ee:ac:87:a3:7:cf:9f, type 1, hw type 1; iaid 0; hw ac:87:a3:7:cf:9f
Jun 22 13:46:52 dolphin dhcpd: roaming match
Jun 22 13:46:52 dolphin dhcpd: roaming match
Jun 22 13:46:52 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a228:bad:c0ff:ee:7d to client with duid 00:01:00:01:1f:4f:8a:ee:ac:87:a3:07:cf:9f iaid = 0 static
Jun 22 13:46:52 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a228::1 port 547
Jun 22 13:47:40 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::f99a:30c9:237f:4b9a
Jun 22 13:47:40 dolphin dhcpd: SU-CLIENT-ID 1:64:0:6a:69:c4:4d; IAID 6a:0:64:3; DUID 0:1:0:1:1f:19:9f:de:64:0:6a:69:c4:4d, type 1, hw type 1; iaid 56885354; hw 64:0:6a:69:c4:4d
Jun 22 13:47:40 dolphin dhcpd: SU-CLIENT-ID 1:64:0:6a:69:c4:4d; IAID 6a:0:64:3; DUID 0:1:0:1:1f:19:9f:de:64:0:6a:69:c4:4d, type 1, hw type 1; iaid 56885354; hw 64:0:6a:69:c4:4d
Jun 22 13:47:40 dolphin dhcpd: roaming match
Jun 22 13:47:40 dolphin dhcpd: roaming match
Jun 22 13:47:40 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:6a to client with duid 00:01:00:01:1f:19:9f:de:64:00:6a:69:c4:4d iaid = 56885354 valid for 2520 seconds
Jun 22 13:47:40 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:47:40 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::f99a:30c9:237f:4b9a
Jun 22 13:47:40 dolphin dhcpd: SU-CLIENT-ID 1:64:0:6a:69:c4:4d; IAID 6a:0:64:3; DUID 0:1:0:1:1f:19:9f:de:64:0:6a:69:c4:4d, type 1, hw type 1; iaid 56885354; hw 64:0:6a:69:c4:4d
Jun 22 13:47:40 dolphin dhcpd: SU-CLIENT-ID 1:64:0:6a:69:c4:4d; IAID 6a:0:64:3; DUID 0:1:0:1:1f:19:9f:de:64:0:6a:69:c4:4d, type 1, hw type 1; iaid 56885354; hw 64:0:6a:69:c4:4d
Jun 22 13:47:40 dolphin dhcpd: roaming match
Jun 22 13:47:40 dolphin dhcpd: roaming match
Jun 22 13:47:40 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:6a to client with duid 00:01:00:01:1f:19:9f:de:64:00:6a:69:c4:4d iaid = 56885354 valid for 2520 seconds
Jun 22 13:47:40 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:48:36 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a228::1 port 547, link address 2607:f6d0:0:a228::1, peer address fe80::47b:8359:5671:ffd9
Jun 22 13:48:36 dolphin dhcpd: SU-CLIENT-ID 1:34:36:3b:d3:4c:f4; IAID 0:0:0:0; DUID 0:1:0:1:1c:e0:e1:e0:34:36:3b:d3:4c:f4, type 1, hw type 1; iaid 0; hw 34:36:3b:d3:4c:f4
Jun 22 13:48:36 dolphin dhcpd: SU-CLIENT-ID 1:34:36:3b:d3:4c:f4; IAID 0:0:0:0; DUID 0:1:0:1:1c:e0:e1:e0:34:36:3b:d3:4c:f4, type 1, hw type 1; iaid 0; hw 34:36:3b:d3:4c:f4
Jun 22 13:48:36 dolphin dhcpd: roaming match
Jun 22 13:48:36 dolphin dhcpd: roaming match
Jun 22 13:48:36 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a228:bad:c0ff:ee:69 to client with duid 00:01:00:01:1c:e0:e1:e0:34:36:3b:d3:4c:f4 iaid = 0 valid for 2520 seconds
Jun 22 13:48:36 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a228::1 port 547
Jun 22 13:48:36 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a228::1 port 547, link address 2607:f6d0:0:a228::1, peer address fe80::47b:8359:5671:ffd9
Jun 22 13:48:36 dolphin dhcpd: SU-CLIENT-ID 1:34:36:3b:d3:4c:f4; IAID 0:0:0:0; DUID 0:1:0:1:1c:e0:e1:e0:34:36:3b:d3:4c:f4, type 1, hw type 1; iaid 0; hw 34:36:3b:d3:4c:f4
Jun 22 13:48:36 dolphin dhcpd: SU-CLIENT-ID 1:34:36:3b:d3:4c:f4; IAID 0:0:0:0; DUID 0:1:0:1:1c:e0:e1:e0:34:36:3b:d3:4c:f4, type 1, hw type 1; iaid 0; hw 34:36:3b:d3:4c:f4
Jun 22 13:48:36 dolphin dhcpd: roaming match
Jun 22 13:48:36 dolphin dhcpd: roaming match
Jun 22 13:48:36 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a228:bad:c0ff:ee:69 to client with duid 00:01:00:01:1c:e0:e1:e0:34:36:3b:d3:4c:f4 iaid = 0 valid for 2520 seconds
Jun 22 13:48:36 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a228::1 port 547
Jun 22 13:48:36 dolphin dhcpd: Solicit message from fe80::d6be:d9ff:feb0:a07e port 546, transaction ID 0xC6237B00
Jun 22 13:48:36 dolphin dhcpd: SU-CLIENT-ID 1:d4:be:d9:b0:a0:7e; IAID d4:be:d9:b0; DUID 0:1:0:1:20:a7:d:7:d4:be:d9:b0:a0:7e, type 1, hw type 1; iaid 02967060180; hw d4:be:d9:b0:a0:7e
Jun 22 13:48:36 dolphin dhcpd: Unable to pick client address: no IPv6 pools on this shared network
Jun 22 13:48:36 dolphin dhcpd: Sending Advertise to fe80::d6be:d9ff:feb0:a07e port 546
Jun 22 13:48:59 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::40a:5a0b:5172:aae8
Jun 22 13:48:59 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:48:59 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:48:59 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::40a:5a0b:5172:aae8
Jun 22 13:48:59 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:48:59 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:48:59 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::40a:5a0b:5172:aae8
Jun 22 13:48:59 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:48:59 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:48:59 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:48:59 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::40a:5a0b:5172:aae8
Jun 22 13:48:59 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:48:59 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:48:59 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:00 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::40a:5a0b:5172:aae8
Jun 22 13:49:00 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:49:00 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:00 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:00 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::40a:5a0b:5172:aae8
Jun 22 13:49:00 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:49:00 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:00 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:01 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1438:2710:8069:ddf4
Jun 22 13:49:01 dolphin dhcpd: SU-CLIENT-ID 1:98:1:a7:b0:5d:53; IAID 0:0:0:0; DUID 0:1:0:1:1f:cf:15:c1:98:1:a7:b0:5d:53, type 1, hw type 1; iaid 0; hw 98:1:a7:b0:5d:53
Jun 22 13:49:01 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:01 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1438:2710:8069:ddf4
Jun 22 13:49:01 dolphin dhcpd: SU-CLIENT-ID 1:98:1:a7:b0:5d:53; IAID 0:0:0:0; DUID 0:1:0:1:1f:cf:15:c1:98:1:a7:b0:5d:53, type 1, hw type 1; iaid 0; hw 98:1:a7:b0:5d:53
Jun 22 13:49:01 dolphin dhcpd: SU-CLIENT-ID 1:98:1:a7:b0:5d:53; IAID 0:0:0:0; DUID 0:1:0:1:1f:cf:15:c1:98:1:a7:b0:5d:53, type 1, hw type 1; iaid 0; hw 98:1:a7:b0:5d:53
Jun 22 13:49:01 dolphin dhcpd: roaming match
Jun 22 13:49:01 dolphin dhcpd: roaming match
Jun 22 13:49:01 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:68 to client with duid 00:01:00:01:1f:cf:15:c1:98:01:a7:b0:5d:53 iaid = 0 valid for 2520 seconds
Jun 22 13:49:01 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:02 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1438:2710:8069:ddf4
Jun 22 13:49:02 dolphin dhcpd: SU-CLIENT-ID 1:98:1:a7:b0:5d:53; IAID 0:0:0:0; DUID 0:1:0:1:1f:cf:15:c1:98:1:a7:b0:5d:53, type 1, hw type 1; iaid 0; hw 98:1:a7:b0:5d:53
Jun 22 13:49:02 dolphin dhcpd: SU-CLIENT-ID 1:98:1:a7:b0:5d:53; IAID 0:0:0:0; DUID 0:1:0:1:1f:cf:15:c1:98:1:a7:b0:5d:53, type 1, hw type 1; iaid 0; hw 98:1:a7:b0:5d:53
Jun 22 13:49:02 dolphin dhcpd: roaming match
Jun 22 13:49:02 dolphin dhcpd: roaming match
Jun 22 13:49:02 dolphin dhcpd: Advertise NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:68 to client with duid 00:01:00:01:1f:cf:15:c1:98:01:a7:b0:5d:53 iaid = 0 valid for 2520 seconds
Jun 22 13:49:02 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:02 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1438:2710:8069:ddf4
Jun 22 13:49:02 dolphin dhcpd: SU-CLIENT-ID 1:98:1:a7:b0:5d:53; IAID 0:0:0:0; DUID 0:1:0:1:1f:cf:15:c1:98:1:a7:b0:5d:53, type 1, hw type 1; iaid 0; hw 98:1:a7:b0:5d:53
Jun 22 13:49:02 dolphin dhcpd: SU-CLIENT-ID 1:98:1:a7:b0:5d:53; IAID 0:0:0:0; DUID 0:1:0:1:1f:cf:15:c1:98:1:a7:b0:5d:53, type 1, hw type 1; iaid 0; hw 98:1:a7:b0:5d:53
Jun 22 13:49:02 dolphin dhcpd: roaming match
Jun 22 13:49:02 dolphin dhcpd: roaming match
Jun 22 13:49:02 dolphin dhcpd: Advertise NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:68 to client with duid 00:01:00:01:1f:cf:15:c1:98:01:a7:b0:5d:53 iaid = 0 valid for 2520 seconds
Jun 22 13:49:02 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:02 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::40a:5a0b:5172:aae8
Jun 22 13:49:02 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:49:02 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:49:02 dolphin dhcpd: roaming match
Jun 22 13:49:02 dolphin dhcpd: roaming match
Jun 22 13:49:02 dolphin dhcpd: Advertise NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:63 to client with duid 00:01:00:01:1f:c8:67:56:b8:17:c2:ae:4d:3e iaid = 0 valid for 2520 seconds
Jun 22 13:49:02 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:02 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::40a:5a0b:5172:aae8
Jun 22 13:49:02 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:49:02 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:02 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:03 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1438:2710:8069:ddf4
Jun 22 13:49:03 dolphin dhcpd: SU-CLIENT-ID 1:98:1:a7:b0:5d:53; IAID 0:0:0:0; DUID 0:1:0:1:1f:cf:15:c1:98:1:a7:b0:5d:53, type 1, hw type 1; iaid 0; hw 98:1:a7:b0:5d:53
Jun 22 13:49:03 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:03 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:03 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::1438:2710:8069:ddf4
Jun 22 13:49:03 dolphin dhcpd: SU-CLIENT-ID 1:98:1:a7:b0:5d:53; IAID 0:0:0:0; DUID 0:1:0:1:1f:cf:15:c1:98:1:a7:b0:5d:53, type 1, hw type 1; iaid 0; hw 98:1:a7:b0:5d:53
Jun 22 13:49:03 dolphin dhcpd: SU-CLIENT-ID 1:98:1:a7:b0:5d:53; IAID 0:0:0:0; DUID 0:1:0:1:1f:cf:15:c1:98:1:a7:b0:5d:53, type 1, hw type 1; iaid 0; hw 98:1:a7:b0:5d:53
Jun 22 13:49:03 dolphin dhcpd: roaming match
Jun 22 13:49:03 dolphin dhcpd: roaming match
Jun 22 13:49:03 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:68 to client with duid 00:01:00:01:1f:cf:15:c1:98:01:a7:b0:5d:53 iaid = 0 valid for 2520 seconds
Jun 22 13:49:03 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:06 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::40a:5a0b:5172:aae8
Jun 22 13:49:06 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:49:06 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:49:06 dolphin dhcpd: roaming match
Jun 22 13:49:06 dolphin dhcpd: roaming match
Jun 22 13:49:06 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:63 to client with duid 00:01:00:01:1f:c8:67:56:b8:17:c2:ae:4d:3e iaid = 0 valid for 2520 seconds
Jun 22 13:49:06 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:06 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::40a:5a0b:5172:aae8
Jun 22 13:49:06 dolphin dhcpd: SU-CLIENT-ID 1:b8:17:c2:ae:4d:3e; IAID 0:0:0:0; DUID 0:1:0:1:1f:c8:67:56:b8:17:c2:ae:4d:3e, type 1, hw type 1; iaid 0; hw b8:17:c2:ae:4d:3e
Jun 22 13:49:06 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:06 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547

# first message from "vile" client

Jun 22 13:49:40 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:49:40 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:49:40 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned

# repeats a number of times ...

Jun 22 13:49:40 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:40 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:49:40 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:49:40 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:40 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:41 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:49:41 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:49:41 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:41 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:41 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:49:41 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:49:41 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:41 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:43 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:49:43 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:49:43 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:43 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:43 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:49:43 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:49:43 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:43 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:47 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:49:47 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:49:47 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:47 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:47 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:49:47 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:49:47 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:47 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:55 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:49:55 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:49:55 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:55 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:49:55 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:49:55 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:49:55 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:49:55 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:11 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:11 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:11 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:11 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:11 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:11 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:11 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:11 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547

# exchange with a "roaming" client (config lines repeated here for reference):

host Scar-f44d30426ad3 {
  hardware ethernet f4:4d:30:42:6a:d3;
}
subclass "roaming" 1:f4:4d:30:42:6a:d3;

Jun 22 13:50:23 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::4b:cf18:e48e:e5db
Jun 22 13:50:23 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:23 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:23 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::4b:cf18:e48e:e5db
Jun 22 13:50:23 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:23 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:23 dolphin dhcpd: roaming match
Jun 22 13:50:23 dolphin dhcpd: roaming match
Jun 22 13:50:23 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:6e to client with duid 00:01:00:01:1e:27:be:a1:f4:4d:30:42:6a:d3 iaid = 167005488 valid for 2520 seconds
Jun 22 13:50:23 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:24 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::4b:cf18:e48e:e5db
Jun 22 13:50:24 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:24 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:24 dolphin dhcpd: roaming match
Jun 22 13:50:24 dolphin dhcpd: roaming match
Jun 22 13:50:24 dolphin dhcpd: Advertise NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:6e to client with duid 00:01:00:01:1e:27:be:a1:f4:4d:30:42:6a:d3 iaid = 167005488 valid for 2520 seconds
Jun 22 13:50:24 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:24 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::4b:cf18:e48e:e5db
Jun 22 13:50:24 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:24 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:24 dolphin dhcpd: roaming match
Jun 22 13:50:24 dolphin dhcpd: roaming match
Jun 22 13:50:24 dolphin dhcpd: Advertise NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:6e to client with duid 00:01:00:01:1e:27:be:a1:f4:4d:30:42:6a:d3 iaid = 167005488 valid for 2520 seconds
Jun 22 13:50:24 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:25 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::4b:cf18:e48e:e5db
Jun 22 13:50:25 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:25 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:25 dolphin dhcpd: roaming match
Jun 22 13:50:25 dolphin dhcpd: roaming match
Jun 22 13:50:25 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:6e to client with duid 00:01:00:01:1e:27:be:a1:f4:4d:30:42:6a:d3 iaid = 167005488 valid for 2520 seconds
Jun 22 13:50:25 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:25 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::4b:cf18:e48e:e5db
Jun 22 13:50:25 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:25 dolphin dhcpd: SU-CLIENT-ID 1:f4:4d:30:42:6a:d3; IAID 30:4d:f4:9; DUID 0:1:0:1:1e:27:be:a1:f4:4d:30:42:6a:d3, type 1, hw type 1; iaid 167005488; hw f4:4d:30:42:6a:d3
Jun 22 13:50:25 dolphin dhcpd: roaming match
Jun 22 13:50:25 dolphin dhcpd: roaming match
Jun 22 13:50:25 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:6e to client with duid 00:01:00:01:1e:27:be:a1:f4:4d:30:42:6a:d3 iaid = 167005488 valid for 2520 seconds
Jun 22 13:50:25 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547

# back to the "vile" client, but this time dhcpd picks and address and advertises it, also logs "roaming match"

Jun 22 13:50:43 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:43 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:43 dolphin dhcpd: Picking pool address 2607:f6d0:0:a13f:bad:c0ff:ee:64
Jun 22 13:50:43 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:43 dolphin dhcpd: roaming match
Jun 22 13:50:43 dolphin dhcpd: roaming match
Jun 22 13:50:43 dolphin dhcpd: Advertise NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:64 to client with duid 00:01:00:01:20:95:47:f5:c8:2a:14:29:1f:57 iaid = 0 valid for 2520 seconds
Jun 22 13:50:43 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547

# the "vile" client again, this time back to what was happening at first, and, again, repeating

Jun 22 13:50:43 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:43 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:43 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:43 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:44 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:44 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:44 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:44 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:44 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:44 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:44 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:44 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547

# message from an unknown client

Jun 22 13:50:45 dolphin dhcpd: Solicit message from fe80::d6be:d9ff:feb0:a07e port 546, transaction ID 0xC6237B00
Jun 22 13:50:45 dolphin dhcpd: SU-CLIENT-ID 1:d4:be:d9:b0:a0:7e; IAID d4:be:d9:b0; DUID 0:1:0:1:20:a7:d:7:d4:be:d9:b0:a0:7e, type 1, hw type 1; iaid 02967060180; hw d4:be:d9:b0:a0:7e
Jun 22 13:50:45 dolphin dhcpd: Unable to pick client address: no IPv6 pools on this shared network
Jun 22 13:50:45 dolphin dhcpd: Sending Advertise to fe80::d6be:d9ff:feb0:a07e port 546

# "vile" client again, with the usual "no addresses available" stanza, repeated

Jun 22 13:50:45 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:45 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:45 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:45 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:45 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:45 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:45 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:45 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:47 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:47 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:47 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:47 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:47 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:47 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:47 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:47 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:50 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:50 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:50 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:50 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:50 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:50 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:50 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:50 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:58 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:58 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:58 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:58 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:50:58 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:50:58 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:50:58 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:50:58 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:51:12 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:51:12 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:51:12 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:51:12 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:51:12 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:51:12 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:51:12 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:51:12 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547

# now a known client with a statically assigned address, that somehow logs "vile match" and a subsequent "roaming match"

host ernestl-mac2-ac87a307cf9f {
  hardware ethernet ac:87:a3:07:cf:9f;  fixed-address6 2607:f6d0:0:a228:bad:c0ff:ee:7d;
}
subclass "roaming" 1:ac:87:a3:07:cf:9f;

Jun 22 13:51:32 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a228::1 port 547, link address 2607:f6d0:0:a228::1, peer address fe80::82a:f20c:a047:9335
Jun 22 13:51:32 dolphin dhcpd: SU-CLIENT-ID 1:ac:87:a3:7:cf:9f; IAID 0:0:0:0; DUID 0:1:0:1:1f:4f:8a:ee:ac:87:a3:7:cf:9f, type 1, hw type 1; iaid 0; hw ac:87:a3:7:cf:9f
Jun 22 13:51:32 dolphin dhcpd: SU-CLIENT-ID 1:ac:87:a3:7:cf:9f; IAID 0:0:0:0; DUID 0:1:0:1:1f:4f:8a:ee:ac:87:a3:7:cf:9f, type 1, hw type 1; iaid 0; hw ac:87:a3:7:cf:9f
Jun 22 13:51:32 dolphin dhcpd: vile match
Jun 22 13:51:32 dolphin dhcpd: vile match
Jun 22 13:51:32 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a228:bad:c0ff:ee:7d to client with duid 00:01:00:01:1f:4f:8a:ee:ac:87:a3:07:cf:9f iaid = 0 static
Jun 22 13:51:32 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a228::1 port 547
Jun 22 13:51:32 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a228::1 port 547, link address 2607:f6d0:0:a228::1, peer address fe80::82a:f20c:a047:9335
Jun 22 13:51:32 dolphin dhcpd: SU-CLIENT-ID 1:ac:87:a3:7:cf:9f; IAID 0:0:0:0; DUID 0:1:0:1:1f:4f:8a:ee:ac:87:a3:7:cf:9f, type 1, hw type 1; iaid 0; hw ac:87:a3:7:cf:9f
Jun 22 13:51:32 dolphin dhcpd: SU-CLIENT-ID 1:ac:87:a3:7:cf:9f; IAID 0:0:0:0; DUID 0:1:0:1:1f:4f:8a:ee:ac:87:a3:7:cf:9f, type 1, hw type 1; iaid 0; hw ac:87:a3:7:cf:9f
Jun 22 13:51:32 dolphin dhcpd: roaming match
Jun 22 13:51:32 dolphin dhcpd: roaming match
Jun 22 13:51:32 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a228:bad:c0ff:ee:7d to client with duid 00:01:00:01:1f:4f:8a:ee:ac:87:a3:07:cf:9f iaid = 0 static
Jun 22 13:51:32 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a228::1 port 547

# another "roaming" client

host Notworking-0050563dd808 {
  hardware ethernet 00:50:56:3d:d8:08;
}
subclass "roaming" 1:00:50:56:3d:d8:08;


Jun 22 13:51:39 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::a091:39b8:f0d8:cdf1
Jun 22 13:51:39 dolphin dhcpd: SU-CLIENT-ID 1:0:50:56:3d:d8:8; IAID 29:c:0:e; DUID 0:1:0:1:19:d7:b3:fa:0:50:56:3d:d8:8, type 1, hw type 1; iaid 234884137; hw 0:50:56:3d:d8:8
Jun 22 13:51:39 dolphin dhcpd: SU-CLIENT-ID 1:0:50:56:3d:d8:8; IAID 29:c:0:e; DUID 0:1:0:1:19:d7:b3:fa:0:50:56:3d:d8:8, type 1, hw type 1; iaid 234884137; hw 0:50:56:3d:d8:8
Jun 22 13:51:39 dolphin dhcpd: roaming match
Jun 22 13:51:39 dolphin dhcpd: roaming match
Jun 22 13:51:39 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:60 to client with duid 00:01:00:01:19:d7:b3:fa:00:50:56:3d:d8:08 iaid = 234884137 valid for 2520 seconds
Jun 22 13:51:39 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:51:39 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::a091:39b8:f0d8:cdf1
Jun 22 13:51:39 dolphin dhcpd: SU-CLIENT-ID 1:0:50:56:3d:d8:8; IAID 29:c:0:e; DUID 0:1:0:1:19:d7:b3:fa:0:50:56:3d:d8:8, type 1, hw type 1; iaid 234884137; hw 0:50:56:3d:d8:8
Jun 22 13:51:39 dolphin dhcpd: SU-CLIENT-ID 1:0:50:56:3d:d8:8; IAID 29:c:0:e; DUID 0:1:0:1:19:d7:b3:fa:0:50:56:3d:d8:8, type 1, hw type 1; iaid 234884137; hw 0:50:56:3d:d8:8
Jun 22 13:51:39 dolphin dhcpd: roaming match
Jun 22 13:51:39 dolphin dhcpd: roaming match
Jun 22 13:51:39 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:60 to client with duid 00:01:00:01:19:d7:b3:fa:00:50:56:3d:d8:08 iaid = 234884137 valid for 2520 seconds
Jun 22 13:51:39 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547

# a couple more "roaming" clients

Jun 22 13:51:40 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a228::1 port 547, link address 2607:f6d0:0:a228::1, peer address fe80::184e:d7cf:4c67:b2c3
Jun 22 13:51:40 dolphin dhcpd: SU-CLIENT-ID 1:a0:99:9b:6:91:b3; IAID 0:0:0:0; DUID 0:1:0:1:20:ca:e8:d5:a0:99:9b:6:91:b3, type 1, hw type 1; iaid 0; hw a0:99:9b:6:91:b3
Jun 22 13:51:40 dolphin dhcpd: SU-CLIENT-ID 1:a0:99:9b:6:91:b3; IAID 0:0:0:0; DUID 0:1:0:1:20:ca:e8:d5:a0:99:9b:6:91:b3, type 1, hw type 1; iaid 0; hw a0:99:9b:6:91:b3
Jun 22 13:51:40 dolphin dhcpd: roaming match
Jun 22 13:51:40 dolphin dhcpd: roaming match
Jun 22 13:51:40 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a228:bad:c0ff:ee:6a to client with duid 00:01:00:01:20:ca:e8:d5:a0:99:9b:06:91:b3 iaid = 0 valid for 2520 seconds
Jun 22 13:51:40 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a228::1 port 547
Jun 22 13:51:40 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a228::1 port 547, link address 2607:f6d0:0:a228::1, peer address fe80::184e:d7cf:4c67:b2c3
Jun 22 13:51:40 dolphin dhcpd: SU-CLIENT-ID 1:a0:99:9b:6:91:b3; IAID 0:0:0:0; DUID 0:1:0:1:20:ca:e8:d5:a0:99:9b:6:91:b3, type 1, hw type 1; iaid 0; hw a0:99:9b:6:91:b3
Jun 22 13:51:40 dolphin dhcpd: SU-CLIENT-ID 1:a0:99:9b:6:91:b3; IAID 0:0:0:0; DUID 0:1:0:1:20:ca:e8:d5:a0:99:9b:6:91:b3, type 1, hw type 1; iaid 0; hw a0:99:9b:6:91:b3
Jun 22 13:51:40 dolphin dhcpd: roaming match
Jun 22 13:51:40 dolphin dhcpd: roaming match
Jun 22 13:51:40 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a228:bad:c0ff:ee:6a to client with duid 00:01:00:01:20:ca:e8:d5:a0:99:9b:06:91:b3 iaid = 0 valid for 2520 seconds
Jun 22 13:51:40 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a228::1 port 547

Jun 22 13:51:40 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::a169:99cc:29b5:2541
Jun 22 13:51:40 dolphin dhcpd: SU-CLIENT-ID 1:68:f7:28:c2:d3:b1; IAID 28:f7:68:10; DUID 0:1:0:1:1d:26:93:c7:68:f7:28:c2:d3:b1, type 1, hw type 1; iaid 275314472; hw 68:f7:28:c2:d3:b1
Jun 22 13:51:40 dolphin dhcpd: SU-CLIENT-ID 1:68:f7:28:c2:d3:b1; IAID 28:f7:68:10; DUID 0:1:0:1:1d:26:93:c7:68:f7:28:c2:d3:b1, type 1, hw type 1; iaid 275314472; hw 68:f7:28:c2:d3:b1
Jun 22 13:51:40 dolphin dhcpd: roaming match
Jun 22 13:51:40 dolphin dhcpd: roaming match
Jun 22 13:51:40 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:41 to client with duid 00:01:00:01:1d:26:93:c7:68:f7:28:c2:d3:b1 iaid = 275314472 valid for 2520 seconds
Jun 22 13:51:40 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:51:40 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::a169:99cc:29b5:2541
Jun 22 13:51:40 dolphin dhcpd: SU-CLIENT-ID 1:68:f7:28:c2:d3:b1; IAID 28:f7:68:10; DUID 0:1:0:1:1d:26:93:c7:68:f7:28:c2:d3:b1, type 1, hw type 1; iaid 275314472; hw 68:f7:28:c2:d3:b1
Jun 22 13:51:40 dolphin dhcpd: SU-CLIENT-ID 1:68:f7:28:c2:d3:b1; IAID 28:f7:68:10; DUID 0:1:0:1:1d:26:93:c7:68:f7:28:c2:d3:b1, type 1, hw type 1; iaid 275314472; hw 68:f7:28:c2:d3:b1
Jun 22 13:51:40 dolphin dhcpd: roaming match
Jun 22 13:51:40 dolphin dhcpd: roaming match
Jun 22 13:51:40 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:41 to client with duid 00:01:00:01:1d:26:93:c7:68:f7:28:c2:d3:b1 iaid = 275314472 valid for 2520 seconds
Jun 22 13:51:40 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547

# the "vile" client again, but once again matches "roaming" and gets an address

Jun 22 13:51:42 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:51:42 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:51:42 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:51:42 dolphin dhcpd: roaming match
Jun 22 13:51:42 dolphin dhcpd: roaming match
Jun 22 13:51:42 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:64 to client with duid 00:01:00:01:20:95:47:f5:c8:2a:14:29:1f:57 iaid = 0 valid for 2520 seconds
Jun 22 13:51:42 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547

# back to normal for the "vile" client

Jun 22 13:51:42 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::185a:e8f6:e890:a085
Jun 22 13:51:42 dolphin dhcpd: SU-CLIENT-ID 1:c8:2a:14:29:1f:57; IAID 0:0:0:0; DUID 0:1:0:1:20:95:47:f5:c8:2a:14:29:1f:57, type 1, hw type 1; iaid 0; hw c8:2a:14:29:1f:57
Jun 22 13:51:42 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:51:42 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547

# and so on... (nothing interesting to me here, included for completeness and in case it's intersting to you)

Jun 22 13:52:02 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::6a5b:35ff:fec0:6fc3
Jun 22 13:52:02 dolphin dhcpd: SU-CLIENT-ID 1:78:31:c1:cc:af:de; IAID 1:0:0:0; DUID 0:1:0:1:1d:8f:7b:c8:78:31:c1:cc:af:de, type 1, hw type 1; iaid 1; hw 78:31:c1:cc:af:de
Jun 22 13:52:02 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:02 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::6a5b:35ff:fec0:6fc3
Jun 22 13:52:02 dolphin dhcpd: SU-CLIENT-ID 1:78:31:c1:cc:af:de; IAID 1:0:0:0; DUID 0:1:0:1:1d:8f:7b:c8:78:31:c1:cc:af:de, type 1, hw type 1; iaid 1; hw 78:31:c1:cc:af:de
Jun 22 13:52:02 dolphin dhcpd: SU-CLIENT-ID 1:78:31:c1:cc:af:de; IAID 1:0:0:0; DUID 0:1:0:1:1d:8f:7b:c8:78:31:c1:cc:af:de, type 1, hw type 1; iaid 1; hw 78:31:c1:cc:af:de
Jun 22 13:52:02 dolphin dhcpd: roaming match
Jun 22 13:52:02 dolphin dhcpd: roaming match
Jun 22 13:52:02 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:4f to client with duid 00:01:00:01:1d:8f:7b:c8:78:31:c1:cc:af:de iaid = 1 valid for 2520 seconds
Jun 22 13:52:02 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:02 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::6a5b:35ff:fec0:6fc3
Jun 22 13:52:02 dolphin dhcpd: SU-CLIENT-ID 1:78:31:c1:cc:af:de; IAID 1:0:0:0; DUID 0:1:0:1:1d:8f:7b:c8:78:31:c1:cc:af:de, type 1, hw type 1; iaid 1; hw 78:31:c1:cc:af:de
Jun 22 13:52:02 dolphin dhcpd: SU-CLIENT-ID 1:78:31:c1:cc:af:de; IAID 1:0:0:0; DUID 0:1:0:1:1d:8f:7b:c8:78:31:c1:cc:af:de, type 1, hw type 1; iaid 1; hw 78:31:c1:cc:af:de
Jun 22 13:52:02 dolphin dhcpd: roaming match
Jun 22 13:52:02 dolphin dhcpd: roaming match
Jun 22 13:52:02 dolphin dhcpd: Advertise NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:4f to client with duid 00:01:00:01:1d:8f:7b:c8:78:31:c1:cc:af:de iaid = 1 valid for 2520 seconds
Jun 22 13:52:02 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:02 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::6a5b:35ff:fec0:6fc3
Jun 22 13:52:02 dolphin dhcpd: SU-CLIENT-ID 1:78:31:c1:cc:af:de; IAID 1:0:0:0; DUID 0:1:0:1:1d:8f:7b:c8:78:31:c1:cc:af:de, type 1, hw type 1; iaid 1; hw 78:31:c1:cc:af:de
Jun 22 13:52:02 dolphin dhcpd: SU-CLIENT-ID 1:78:31:c1:cc:af:de; IAID 1:0:0:0; DUID 0:1:0:1:1d:8f:7b:c8:78:31:c1:cc:af:de, type 1, hw type 1; iaid 1; hw 78:31:c1:cc:af:de
Jun 22 13:52:02 dolphin dhcpd: roaming match
Jun 22 13:52:02 dolphin dhcpd: roaming match
Jun 22 13:52:02 dolphin dhcpd: Advertise NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:4f to client with duid 00:01:00:01:1d:8f:7b:c8:78:31:c1:cc:af:de iaid = 1 valid for 2520 seconds
Jun 22 13:52:02 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:02 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::2e59:e5ff:fed4:6b45
Jun 22 13:52:02 dolphin dhcpd: SU-CLIENT-ID 1:2c:59:e5:d4:6b:45; IAID 2:0:0:0; DUID 0:3:0:1:2c:59:e5:d4:6b:45, type 3, hw type 1; iaid 2; hw 2c:59:e5:d4:6b:45
Jun 22 13:52:02 dolphin dhcpd: SU-CLIENT-ID 1:2c:59:e5:d4:6b:45; IAID 2:0:0:0; DUID 0:3:0:1:2c:59:e5:d4:6b:45, type 3, hw type 1; iaid 2; hw 2c:59:e5:d4:6b:45
Jun 22 13:52:02 dolphin dhcpd: roaming match
Jun 22 13:52:02 dolphin dhcpd: roaming match
Jun 22 13:52:02 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:6b to client with duid 00:03:00:01:2c:59:e5:d4:6b:45 iaid = 2 valid for 2520 seconds
Jun 22 13:52:02 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:02 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::2e59:e5ff:fed4:6b45
Jun 22 13:52:02 dolphin dhcpd: SU-CLIENT-ID 1:2c:59:e5:d4:6b:45; IAID 2:0:0:0; DUID 0:3:0:1:2c:59:e5:d4:6b:45, type 3, hw type 1; iaid 2; hw 2c:59:e5:d4:6b:45
Jun 22 13:52:02 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:03 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::6a5b:35ff:fec0:6fc3
Jun 22 13:52:03 dolphin dhcpd: SU-CLIENT-ID 1:78:31:c1:cc:af:de; IAID 1:0:0:0; DUID 0:1:0:1:1d:8f:7b:c8:78:31:c1:cc:af:de, type 1, hw type 1; iaid 1; hw 78:31:c1:cc:af:de
Jun 22 13:52:03 dolphin dhcpd: Unable to pick client address: no addresses available  - shared network Pine-B-net.stanford.edu: 0 total, 0 active,  0 abandoned
Jun 22 13:52:03 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:03 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::6a5b:35ff:fec0:6fc3
Jun 22 13:52:03 dolphin dhcpd: SU-CLIENT-ID 1:78:31:c1:cc:af:de; IAID 1:0:0:0; DUID 0:1:0:1:1d:8f:7b:c8:78:31:c1:cc:af:de, type 1, hw type 1; iaid 1; hw 78:31:c1:cc:af:de
Jun 22 13:52:03 dolphin dhcpd: SU-CLIENT-ID 1:78:31:c1:cc:af:de; IAID 1:0:0:0; DUID 0:1:0:1:1d:8f:7b:c8:78:31:c1:cc:af:de, type 1, hw type 1; iaid 1; hw 78:31:c1:cc:af:de
Jun 22 13:52:03 dolphin dhcpd: roaming match
Jun 22 13:52:03 dolphin dhcpd: roaming match
Jun 22 13:52:03 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:4f to client with duid 00:01:00:01:1d:8f:7b:c8:78:31:c1:cc:af:de iaid = 1 valid for 2520 seconds
Jun 22 13:52:03 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:04 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::180c:8873:dfbc:8af1
Jun 22 13:52:04 dolphin dhcpd: SU-CLIENT-ID 1:f8:ca:b8:62:e6:7e; IAID b8:ca:f8:3; DUID 0:1:0:1:1e:66:55:69:f8:ca:b8:62:e6:7e, type 1, hw type 1; iaid 66636472; hw f8:ca:b8:62:e6:7e
Jun 22 13:52:04 dolphin dhcpd: SU-CLIENT-ID 1:f8:ca:b8:62:e6:7e; IAID b8:ca:f8:3; DUID 0:1:0:1:1e:66:55:69:f8:ca:b8:62:e6:7e, type 1, hw type 1; iaid 66636472; hw f8:ca:b8:62:e6:7e
Jun 22 13:52:04 dolphin dhcpd: roaming match
Jun 22 13:52:04 dolphin dhcpd: roaming match
Jun 22 13:52:04 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:52 to client with duid 00:01:00:01:1e:66:55:69:f8:ca:b8:62:e6:7e iaid = 66636472 valid for 2520 seconds
Jun 22 13:52:04 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:04 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::180c:8873:dfbc:8af1
Jun 22 13:52:04 dolphin dhcpd: SU-CLIENT-ID 1:f8:ca:b8:62:e6:7e; IAID b8:ca:f8:3; DUID 0:1:0:1:1e:66:55:69:f8:ca:b8:62:e6:7e, type 1, hw type 1; iaid 66636472; hw f8:ca:b8:62:e6:7e
Jun 22 13:52:04 dolphin dhcpd: SU-CLIENT-ID 1:f8:ca:b8:62:e6:7e; IAID b8:ca:f8:3; DUID 0:1:0:1:1e:66:55:69:f8:ca:b8:62:e6:7e, type 1, hw type 1; iaid 66636472; hw f8:ca:b8:62:e6:7e
Jun 22 13:52:04 dolphin dhcpd: roaming match
Jun 22 13:52:04 dolphin dhcpd: roaming match
Jun 22 13:52:04 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:52 to client with duid 00:01:00:01:1e:66:55:69:f8:ca:b8:62:e6:7e iaid = 66636472 valid for 2520 seconds
Jun 22 13:52:04 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:29 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::cddc:e619:9734:932f
Jun 22 13:52:29 dolphin dhcpd: SU-CLIENT-ID 1:c8:5b:76:3b:b6:a0; IAID 84:b:6c:27; DUID 0:1:0:1:1f:c2:90:fa:c8:5b:76:3b:b6:a0, type 1, hw type 1; iaid 661392260; hw c8:5b:76:3b:b6:a0
Jun 22 13:52:29 dolphin dhcpd: SU-CLIENT-ID 1:c8:5b:76:3b:b6:a0; IAID 84:b:6c:27; DUID 0:1:0:1:1f:c2:90:fa:c8:5b:76:3b:b6:a0, type 1, hw type 1; iaid 661392260; hw c8:5b:76:3b:b6:a0
Jun 22 13:52:29 dolphin dhcpd: roaming match
Jun 22 13:52:29 dolphin dhcpd: roaming match
Jun 22 13:52:29 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:65 to client with duid 00:01:00:01:1f:c2:90:fa:c8:5b:76:3b:b6:a0 iaid = 661392260 valid for 2520 seconds
Jun 22 13:52:29 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:29 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::cddc:e619:9734:932f
Jun 22 13:52:29 dolphin dhcpd: SU-CLIENT-ID 1:c8:5b:76:3b:b6:a0; IAID 84:b:6c:27; DUID 0:1:0:1:1f:c2:90:fa:c8:5b:76:3b:b6:a0, type 1, hw type 1; iaid 661392260; hw c8:5b:76:3b:b6:a0
Jun 22 13:52:29 dolphin dhcpd: SU-CLIENT-ID 1:c8:5b:76:3b:b6:a0; IAID 84:b:6c:27; DUID 0:1:0:1:1f:c2:90:fa:c8:5b:76:3b:b6:a0, type 1, hw type 1; iaid 661392260; hw c8:5b:76:3b:b6:a0
Jun 22 13:52:29 dolphin dhcpd: roaming match
Jun 22 13:52:29 dolphin dhcpd: roaming match
Jun 22 13:52:29 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:65 to client with duid 00:01:00:01:1f:c2:90:fa:c8:5b:76:3b:b6:a0 iaid = 661392260 valid for 2520 seconds
Jun 22 13:52:29 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:31 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::a802:60e9:ea8b:74d8
Jun 22 13:52:31 dolphin dhcpd: SU-CLIENT-ID 1:18:db:f2:1c:d4:9c; IAID f2:db:18:3; DUID 0:1:0:1:1f:98:21:d4:18:db:f2:1c:d4:9c, type 1, hw type 1; iaid 51960818; hw 18:db:f2:1c:d4:9c
Jun 22 13:52:31 dolphin dhcpd: SU-CLIENT-ID 1:18:db:f2:1c:d4:9c; IAID f2:db:18:3; DUID 0:1:0:1:1f:98:21:d4:18:db:f2:1c:d4:9c, type 1, hw type 1; iaid 51960818; hw 18:db:f2:1c:d4:9c
Jun 22 13:52:31 dolphin dhcpd: roaming match
Jun 22 13:52:31 dolphin dhcpd: roaming match
Jun 22 13:52:31 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:4e to client with duid 00:01:00:01:1f:98:21:d4:18:db:f2:1c:d4:9c iaid = 51960818 valid for 2520 seconds
Jun 22 13:52:31 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:31 dolphin dhcpd: Relay-forward message from 2607:f6d0:0:a13f::a port 547, link address 2607:f6d0:0:a13f::a, peer address fe80::a802:60e9:ea8b:74d8
Jun 22 13:52:31 dolphin dhcpd: SU-CLIENT-ID 1:18:db:f2:1c:d4:9c; IAID f2:db:18:3; DUID 0:1:0:1:1f:98:21:d4:18:db:f2:1c:d4:9c, type 1, hw type 1; iaid 51960818; hw 18:db:f2:1c:d4:9c
Jun 22 13:52:31 dolphin dhcpd: SU-CLIENT-ID 1:18:db:f2:1c:d4:9c; IAID f2:db:18:3; DUID 0:1:0:1:1f:98:21:d4:18:db:f2:1c:d4:9c, type 1, hw type 1; iaid 51960818; hw 18:db:f2:1c:d4:9c
Jun 22 13:52:31 dolphin dhcpd: roaming match
Jun 22 13:52:31 dolphin dhcpd: roaming match
Jun 22 13:52:31 dolphin dhcpd: Reply NA: address 2607:f6d0:0:a13f:bad:c0ff:ee:4e to client with duid 00:01:00:01:1f:98:21:d4:18:db:f2:1c:d4:9c iaid = 51960818 valid for 2520 seconds
Jun 22 13:52:31 dolphin dhcpd: Sending Relay-reply to 2607:f6d0:0:a13f::a port 547
Jun 22 13:52:37 dolphin dhcpd: Solicit message from fe80::d6be:d9ff:feb0:a07e port 546, transaction ID 0xC6237B00
Jun 22 13:52:37 dolphin dhcpd: SU-CLIENT-ID 1:d4:be:d9:b0:a0:7e; IAID d4:be:d9:b0; DUID 0:1:0:1:20:a7:d:7:d4:be:d9:b0:a0:7e, type 1, hw type 1; iaid 02967060180; hw d4:be:d9:b0:a0:7e
Jun 22 13:52:37 dolphin dhcpd: Unable to pick client address: no IPv6 pools on this shared network
Jun 22 13:52:37 dolphin dhcpd: Sending Advertise to fe80::d6be:d9ff:feb0:a07e port 546

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