Hi,

I have a box that does a ipv6 6in4 connection to my tunnel broker that
is having issues.

FreeBSD v6gw.fud.org.nz 6.2-STABLE FreeBSD 6.2-STABLE #0: Wed Jun  6
19:16:50 NZST 2007 [EMAIL PROTECTED]:/usr/obj/nanobsd.full/usr/
home/thompsa/scratch/nanobsd/src/sys/CONTIVITY i386

fxp0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        options=48<VLAN_MTU,POLLING>
        inet6 fe80::209:97ff:febe:ce2c%fxp0 prefixlen 64 scopeid 0x1 
        inet 10.76.1.8 netmask 0xffffff00 broadcast 10.76.1.255
        inet6 2404:130:1001::1 prefixlen 48 
        ether 00:09:97:be:ce:2c
        media: Ethernet autoselect (100baseTX <full-duplex>)
        status: active
gif0: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> mtu 1280
        tunnel inet 10.76.1.8 --> 66.78.130.16
        inet6 fe80::209:97ff:febe:ce2c%gif0 prefixlen 64 scopeid 0x6 
        inet6 2404:130:1:1::2 --> 2404:130:1:1::1 prefixlen 128 

Internet6:
Destination                       Gateway                       Flags      
Netif Expire
::/96                             ::1                           UGRS        lo0 
=>
default                           2404:130:1:1::1               UGS        gif0
::1                               ::1                           UHL         lo0
::ffff:0.0.0.0/96                 ::1                           UGRS        lo0
2404:130:1:1::1                   link#6                        UHL        gif0
2404:130:1:1::2                   link#6                        UHL         lo0
2404:130:1001::/48                link#1                        UC         fxp0
2404:130:1001::1                  00:09:97:be:ce:2c             UHL         lo0
2404:130:1001::2                  00:50:8b:11:78:7e             UHLW       fxp0
fe80::/10                         ::1                           UGRS        lo0
fe80::%fxp0/64                    link#1                        UC         fxp0
fe80::209:97ff:febe:ce2c%fxp0     00:09:97:be:ce:2c             UHL         lo0
fe80::%lo0/64                     fe80::1%lo0                   U           lo0
fe80::1%lo0                       link#5                        UHL         lo0
fe80::%gif0/64                    link#6                        UC         gif0
fe80::209:97ff:febe:ce2c%gif0     link#6                        UHL         lo0
ff01:1::/32                       link#1                        UC         fxp0
ff01:5::/32                       ::1                           UC          lo0
ff01:6::/32                       link#6                        UC         gif0
ff02::/16                         ::1                           UGRS        lo0
ff02::%fxp0/32                    link#1                        UC         fxp0
ff02::%lo0/32                     ::1                           UC          lo0
ff02::%gif0/32                    link#6                        UC         gif0


It works fine for a few days until the route for 2404:130:1:1::1
disappears from the routing table (there is no other change). Is there
some way to debug this?

--- v6gw-routes.orig   Fri Jul 13 21:24:23 2007
+++ v6gw-routes        Fri Jul 13 21:27:15 2007
@@ -4,7 +4,6 @@
 default                           2404:130:1:1::1               UGS        gif0
 ::1                               ::1                           UHL         lo0
 ::ffff:0.0.0.0/96                 ::1                           UGRS        lo0
-2404:130:1:1::1                   link#6                        UHL        gif0
 2404:130:1:1::2                   link#6                        UHL         lo0
 2404:130:1001::/48                link#1                        UC         fxp0
 2404:130:1001::1                  00:09:97:be:ce:2c             UHL         lo0
@@ -23,3 +22,4 @@
 ff02::%fxp0/32                    link#1                        UC         fxp0
 ff02::%lo0/32                     ::1                           UC          lo0
 ff02::%gif0/32                    link#6                        UC         gif0



Andrew
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