Bug#512209: Please don't touch sshd from interfaces-up
Colin Watson <email@example.com> writes:
> I vaguely remember some problem where INADDR_ANY meant "all the
> interfaces that happen to be up at bind() time" rather than "all the
> interfaces that are up whenever packets arrive". Am I hallucinating?
I think this can be true if the interfaces differ by protocol. If you
only have an IPv4 interface available and then later add an IPv6
interface, I don't think INADDR_ANY will pick up the IPv6 connections.
I haven't tested, though.
Russ Allbery (firstname.lastname@example.org) <http://www.eyrie.org/~eagle/>