Hello, Hal Rosenstock from Mellanox told me that the patches for IPoIB support were sent to ISC as [ISC-Bugs #24249]. There's a little problem [1] which can be fixed by applying the attached patch on top of the previous patches. With regards, Jiri Popelka, Red Hat, inc. [1] https://bugzilla.redhat.com/show_bug.cgi?id=731990 https://bugzilla.redhat.com/show_bug.cgi?id=736149