X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnet_packet.c;h=aca84683e5aaa5a500758803bdcaf90ba435ac8e;hp=5e503f581c3ff9c9dc0725309b462ef471ad0d98;hb=b5ccce296848aab72d574ca3de14af5fdf3efa4d;hpb=66be914d35cb7e7ea4dd4aed68ae9e41addd9f70 diff --git a/src/net_packet.c b/src/net_packet.c index 5e503f58..aca84683 100644 --- a/src/net_packet.c +++ b/src/net_packet.c @@ -71,7 +71,7 @@ void send_mtu_probe(node_t *n) n->mtuevent = NULL; if(!n->status.reachable) { - ifdebug(TRAFFIC) logger(LOG_INFO, _("Trying to send MTU probe to unreachable node %s (%s)"), n->name, n->hostname); + logger(LOG_DEBUG, _("Trying to send MTU probe to unreachable node %s (%s)"), n->name, n->hostname); return; } @@ -87,7 +87,7 @@ void send_mtu_probe(node_t *n) return; } - len = n->minmtu + 1 + random() % (n->maxmtu - n->minmtu); + len = n->minmtu + 1 + rand() % (n->maxmtu - n->minmtu); if(len < 64) len = 64; @@ -355,9 +355,9 @@ static void send_udppacket(node_t *n, vpn_packet_t *origpkt) return; } - if(n->options & OPTION_PMTU_DISCOVERY && !n->minmtu && (inpkt->data[12] | inpkt->data[13])) { + if(n->options & OPTION_PMTU_DISCOVERY && inpkt->len > n->minmtu && (inpkt->data[12] | inpkt->data[13])) { ifdebug(TRAFFIC) logger(LOG_INFO, - _("No minimum MTU established yet for %s (%s), forwarding via TCP"), + _("Packet for %s (%s) larger than minimum MTU, forwarding via TCP"), n->name, n->hostname); send_tcppacket(n->nexthop->connection, origpkt);