diff options
Diffstat (limited to 'bgpd/bgp_route.c')
| -rw-r--r-- | bgpd/bgp_route.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/bgpd/bgp_route.c b/bgpd/bgp_route.c index 32227cbb..97636eff 100644 --- a/bgpd/bgp_route.c +++ b/bgpd/bgp_route.c @@ -480,6 +480,16 @@ bgp_announce_check (struct bgp_info *ri, struct peer *peer, struct prefix *p, if (from == peer) return 0; + /* If peer's id and route's nexthop are same. draft-ietf-idr-bgp4-23 5.1.3 */ + if (p->family == AF_INET + && IPV4_ADDR_SAME(&peer->remote_id, &ri->attr->nexthop)) + return 0; +#ifdef HAVE_IPV6 + if (p->family == AF_INET6 + && IPV6_ADDR_SAME(&peer->remote_id, &ri->attr->nexthop)) + return 0; +#endif + /* Aggregate-address suppress check. */ if (ri->suppress) if (! UNSUPPRESS_MAP_NAME (filter)) |