Dear diary, on Sun, Mar 24, 2002 at 08:57:37PM CET, I got a letter,
where Petr Baudis <pasky@xxxxxxxx> told me, that...
> Dear diary, on Sat, Mar 23, 2002 at 07:44:51PM CET, I got a letter,
> where Petr Baudis <pasky@xxxxxxxx> told me, that...
> > I started the tcpdump there, and we'll see. However, by looking into code,
> > we
> > found no possibility how would zebra want to mess with loopback.
> >
> > Also, we discovered that just taking down and back up any ONE interface will
> > fix this for ALL other interfaces as well.
>
> It failed again and tcpdump still runs happily. Again, taking one of the
> interfaces down and back up (maybe it's worth mentioning that the machine acts
> as XS26 PoP, thus it have about 270 interfaces just now up) fixed the problem
> and the machine started to reply to neighbor solicitations again.
Just as a reminder and for a record, quite nice record of conversation of two
such broken linuxes.
20:43:48.596927 fe80::3e8c:1d09 > fe80::3e18:401b: OSPFv3-dd 28: rtrid
secret.host backbone V6/E/R I/M/MS mtu 1480 S 3CA76B2D [hlim 1]
20:43:51.433416 fe80::3e18:401b > fe80::3e8c:1d09: OSPFv3-ls_upd 1256: rtrid
rover.dkm.cz backbone
20:43:51.456066 fe80::3e8c:1d09 > fe80::3e18:401b: icmp6: redirect
fe80::3e8c:1d09 to fe80::3e8c:1d09
20:43:51.456147 fe80::3e18:401b > fe80::3e8c:1d09: icmp6: redirect
fe80::3e18:401b to fe80::3e18:401b
20:43:51.456176 fe80::3e8c:1d09 > fe80::3e18:401b: icmp6: redirect
fe80::3e8c:1d09 to fe80::3e8c:1d09
20:43:51.456758 fe80::3e18:401b > fe80::3e8c:1d09: OSPFv3-ls_upd 1256: rtrid
rover.dkm.cz backbone
20:43:51.456840 fe80::3e18:401b > fe80::3e8c:1d09: OSPFv3-ls_upd 1256: rtrid
rover.dkm.cz backbone
20:43:51.478662 fe80::3e8c:1d09 > fe80::3e18:401b: icmp6: redirect
fe80::3e8c:1d09 to fe80::3e8c:1d09
(as a result?)
20:46:54.618539 fe80::3e8c:1d09 > fe80::3e8c:1d09: icmp6: time exceeded
in-transit for fe80::3e18:401b
20:46:54.618588 fe80::3e8c:1d09 > fe80::3e8c:1d09: icmp6: time exceeded
in-transit for fe80::3e18:401b [hlim 1]
..a lot of that..
It looks they're not going to talk together :).
And another excellent example of the problem:
20:47:58.981124 fe80::2a0:c9ff:fea8:c91c > fe80::3e18:401b: icmp6: neighbor
sol: who has fe80::3e18:401b
20:47:58.981175 fe80::3e18:401b > fe80::2a0:c9ff:fea8:c91c: icmp6: redirect
fe80::3e18:401b to fe80::3e18:401b
Kind regards,
--
Petr "Pasky" Baudis
* ELinks maintainer * IPv6 guy (XS26 co-coordinator)
* IRCnet operator * FreeCiv AI hacker
.
Teamwork is essential -- it allows you to blame someone else.
.
Public PGP key && geekcode && homepage: http://pasky.ji.cz/~pasky/
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