[log in to unmask]" type="cite">On 2/8/19 2:30 PM, Frank Bulk wrote:I saw the following Thursday afternoon: Feb 7 15:21:54 18.104.22.168 Rib: mpbgp_recv_mpreach: peer 2001:504:27::d1af:0:1 (AS 53679) link-local next hop fe80::e2ac:f1ef:fe4b:d93b%10000 improper, ignoring this next-hop Feb 7 15:22:09 22.214.171.124 Rib: mpbgp_recv_mpreach: peer 2001:504:27::d1af:0:2 (AS 53679) link-local next hop fe80::e2ac:f1ef:fe4b:d93b%10000 improper, ignoring this next-hopThat link local address seems to (other than a 2 vs 0) match MAC address e0ac.f14b.d93b, which is currently in my ARP cache for 126.96.36.199, which is Paul Bunyan Telephone. I wonder if their router advertised a link local nexthop to the route servers. Perhaps the route servers should be filtering the next hop? At a minimum, it seems like we should limit it to the MICE address space. But if trivial to implement, it would be best if the nexthop was that of the peer.
To unsubscribe from the MICE-DISCUSS list, click the following link: