nhrpd: Set hop count to 1 in traffic indication

If hop count is 0, this causes Cisco routers to reject the traffic indication
as invalid. This appears to be a Cisco bug, and has been observed in processing
of registration packets in the past. That problem was covered in issue #951

Signed-off-by: Reuben Dowle <reuben.dowle@4rf.com>

diff --git a/nhrpd/nhrp_peer.c b/nhrpd/nhrp_peer.c
index 622cb4ebb6c082a3b6b23f5b3a11036a4cd34fc4..5e9929adeb78ca154f12146f5e1d5b9dec89e502 100644 (file)
--- a/nhrpd/nhrp_peer.c
+++ b/nhrpd/nhrp_peer.c
@@ -679,7 +679,7 @@ void nhrp_peer_send_indication(struct interface *ifp, uint16_t protocol_type,
        zb = zbuf_alloc(1500);
        hdr = nhrp_packet_push(zb, NHRP_PACKET_TRAFFIC_INDICATION, &nifp->nbma,
                               &if_ad->addr, &dst);
-       hdr->hop_count = 0;
+       hdr->hop_count = 1;
 
        /* Payload is the packet causing indication */
        zbuf_copy(zb, pkt, zbuf_used(pkt));