John Fremlin writes: > When the IP address of an interface changes, TCP connections with the > old source address are useless. Applications are not notified of this > and time out ordinarily, just as if nothing had happened. This is > behaviour isn't very helpful when you have a dynamic IP and know > you're probably not going to get the old one back. In that case, you ... > I patched userspace ppp-2.4.0 to use this functionality. It would be > better if SIOCKILLADDR were not used until we are sure that the new IP > is in fact different from the old one, but pppd in demand mode would I get the same IP about 2/3 of the time, so it is pretty important to avoid killing connections until after the new IP is known. - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org
