On Sat, 29 Apr 2023, at 11:01 AM, Arnaud Houdelette-Langlois wrote: > Hi. > > We got a freebsd router with both ospf/bpg and multipath routes (ECMP) (using > the new bird2 with netlink) . > > The router got an interface with carp enabled on it (gateway for admin vlan). > > Packets received on the carp address gets routed on all known routes towards > destination. Thus, the destination host receives duplicates ip packets. > (which disrupts most udp based protocols) > > Using a simple alias instead of carp solve the problem. Is this a known > problem, or should I fill a PR ? > No, that’s not a known problem. Please do open the PR with details. > -- > Arnaud Houdelette-Langlois > Administrateur des infrastructures systèmes et réseaux > Normandie Université > +33 2 31 56 69 54 >
/Alexander
