Francis Dupont via RT wrote: > BTW as you use Linux there are some specific tunings > which solve it. Hmm. I have set net.ipv4.tcp_tw_reuse=1 which is supposed to help, but `dig` still fails as before. I have also increased the ephemeral port range which just postpones the problem a few seconds. > About to add a REUSEADDR it has a bad side effect as some traffic not > for dig or named can be caught by accident: REUSEADDR explicitly allows > port collision... And we got complains about this issue when named used > this socket option without care. Surely it shouldn't catch unwanted traffic if it is an outgoing TCP connection? (as opposed to UDP) Tony. -- f.anthony.n.finch http://dotat.at/ Southeast Iceland: Southerly veering southwesterly 6 to gale 8, occasionally severe gale 9 in west. Rough or very rough, becoming very rough or high. Rain or snow, then snow showers. Moderate or good, occasionally very poor.