diff options
Diffstat (limited to 'zebra/interface.c')
| -rw-r--r-- | zebra/interface.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/zebra/interface.c b/zebra/interface.c index 02c2a6c15..4bce42f22 100644 --- a/zebra/interface.c +++ b/zebra/interface.c @@ -770,7 +770,17 @@ void if_nbr_ipv6ll_to_ipv4ll_neigh_update(struct interface *ifp, inet_pton(AF_INET, buf, &ipv4_ll); ipv6_ll_address_to_mac(address, (u_char *)mac); - kernel_neigh_update(add, ifp->ifindex, ipv4_ll.s_addr, mac, 6); + + /* + * Remove existed arp record for the interface as netlink + * protocol does not have update message types + * + * supported message types are RTM_NEWNEIGH and RTM_DELNEIGH + */ + kernel_neigh_update (0, ifp->ifindex, ipv4_ll.s_addr, mac, 6); + + /* Add arp record */ + kernel_neigh_update (add, ifp->ifindex, ipv4_ll.s_addr, mac, 6); zvrf->neigh_updates++; } |