Flavio Leitner <[email protected]> writes: > On Wed, Nov 10, 2021 at 11:46:55AM +0100, Paolo Valerio wrote: >> In case of native tunnel with bfd enabled, if the MAC address of the >> remote end's interface changes (e.g. because it got rebooted, and the >> MAC address is allocated dynamically), the BFD session will never be >> re-established. >> >> This happens because the local tunnel neigh entry doesn't get updated, >> and the local end keeps sending BFD packets with the old destination >> MAC address. This was not an issue until >> b23ddcc57d41 ("tnl-neigh-cache: tighten arp and nd snooping.") >> because ARP requests were snooped as well avoiding the problem. >> >> Fix this by snooping the incoming packets in the slow path, and >> updating the neigh cache accordingly. >> >> Signed-off-by: Paolo Valerio <[email protected]> >> Fixes: b23ddcc57d41 ("tnl-neigh-cache: tighten arp and nd snooping.") >> Acked-by: Gaetan Rivet <[email protected]> >> --- > > If you happen to respin the series, maybe you could add > the tag Reported-at: <bz url>. > > Acked-by: Flavio Leitner <[email protected]>
Respun with Reported-at. Thanks. _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
