If PMTUDiscovery is not set, do not forward packets via TCP unnecessarily.
authorGuus Sliepen <guus@tinc-vpn.org>
Sun, 24 May 2009 13:58:47 +0000 (15:58 +0200)
committerGuus Sliepen <guus@tinc-vpn.org>
Sun, 24 May 2009 13:58:47 +0000 (15:58 +0200)
src/net_packet.c

index 1730023d17c6f54c673896bbf4c25faf70b309f7..de6ae550ed24ddeeede7cb7c87a58b36f2d8c27a 100644 (file)
@@ -342,7 +342,7 @@ static void send_udppacket(node_t *n, vpn_packet_t *origpkt)
                return;
        }
 
-       if(!n->minmtu && (inpkt->data[12] | inpkt->data[13])) {
+       if(n->options & OPTION_PMTU_DISCOVERY && !n->minmtu && (inpkt->data[12] | inpkt->data[13])) {
                ifdebug(TRAFFIC) logger(LOG_INFO,
                                _("No minimum MTU established yet for %s (%s), forwarding via TCP"),
                                n->name, n->hostname);