Messages in this thread | | | Subject | Re: [PATCH net-next 4/5] ipv6: Compute multipath hash for sent ICMP errors from offending packet | From | Hannes Frederic Sowa <> | Date | Mon, 24 Oct 2016 11:40:39 +0200 |
| |
On 24.10.2016 11:28, Jakub Sitnicki wrote: > Improve debuggability with tools like traceroute and make PMTUD work in > setups that make use of ECMP routing by sending ICMP errors down the > same path as the offending packet would travel, if it was going in the > opposite direction. > > There is a caveat, flows in both directions need use the same > label. Otherwise packets from flow in the opposite direction and ICMP > errors will not be routed over the same ECMP link. > > Export the function for calculating the multipath hash so that we can > use it also on receive side, when forwarding ICMP errors. > > Signed-off-by: Jakub Sitnicki <jkbs@redhat.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
| |