More sensible name, and try to set PMTU discovery on IPv6 sockets as well.

[tinc] / src / net_packet.c

diff --git a/src/net_packet.c b/src/net_packet.c
index ac4ad42..d2e9aa8 100644 (file)
--- a/src/net_packet.c
+++ b/src/net_packet.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: net_packet.c,v 1.1.2.45 2003/12/20 19:47:52 guus Exp $
+    $Id: net_packet.c,v 1.1.2.46 2003/12/20 21:09:33 guus Exp $
 */
 
 #include "system.h"
@@ -65,8 +65,13 @@ void send_mtu_probe(node_t *n)
 
        n->mtuprobes++;
 
+       if(n->mtuprobes >= 10 && !n->probedmtu) {
+               ifdebug(TRAFFIC) logger(LOG_INFO, _("No response to MTU probes from %s (%s)"), n->name, n->hostname);
+               return;
+       }
+
        for(i = 0; i < 3; i++) {
-               if(n->mtuprobes >= 100 || n->probedmtu >= n->mtu) {
+               if(n->mtuprobes >= 30 || n->probedmtu >= n->mtu) {
                        n->mtu = n->probedmtu;
                        ifdebug(TRAFFIC) logger(LOG_INFO, _("Fixing MTU of %s (%s) to %d after %d probes"), n->name, n->hostname, n->mtu, n->mtuprobes);
                        return;