[j-nsp] ipv6 routing

Ramesh Karki rameshkarki at gmail.com
Thu Apr 1 14:09:23 EDT 2010


No any relevant logs are tracked, even enabling traceoptions I could not
able to collect any events. Its sounds like a dead.
yes Chris got the right point. I shold have to try restarting RPD. but
unfortunately I don't have any extra box for lab.

Thank you,



On Thu, Apr 1, 2010 at 11:22 PM, Serge Vautour <sergevautour at yahoo.ca>wrote:

> I agree with Chris. Everything looks configured right. Since you can ping,
> the only problem seems to be with OSPFv3. Anything in the logs? I'd restart
> RPD as well... Do you have a lab box you can try it on?
>
> Serge
>
>
>
> ----- Original Message ----
> From: Ramesh Karki <rameshkarki at gmail.com>
> To: Chris Grundemann <cgrundemann at gmail.com>
> Cc: juniper-nsp at puck.nether.net; Serge Vautour <serge at nbnet.nb.ca>
> Sent: Thu, April 1, 2010 2:07:02 PM
> Subject: Re: [j-nsp] ipv6 routing
>
> Hi Serge,
>
> Are you able to ping your Cisco router's FF80 address?
> Yes I can ping both the link local address and the manually assigned
> address.
>
> What do you see if you run "monitor interface traffic fe-0/1/0" while you
> run your pings?
>
> The captured output seems okay (I have tried with tcpdump from shell mode
> too..)
>
> 22:02:36.895648 Out IP6 fe80::217:cbff:fe77:1f > fe80::20c:31ff:fe95:a400:
> ICMP6, echo request, seq 44, length 16
> 22:02:36.896282  In IP6 fe80::20c:31ff:fe95:a400 > fe80::217:cbff:fe77:1f:
> ICMP6, echo reply, seq 44, length 16
> 22:02:37.895555 Out IP6 fe80::217:cbff:fe77:1f > fe80::20c:31ff:fe95:a400:
> ICMP6, echo request, seq 45, length 16
> 22:02:37.896414  In IP6 fe80::20c:31ff:fe95:a400 > fe80::217:cbff:fe77:1f:
> ICMP6, echo reply, seq 45, length 16
> 22:02:38.896466 Out IP6 fe80::217:cbff:fe77:1f > fe80::20c:31ff:fe95:a400:
> ICMP6, echo request, seq 46, length 16
> 22:02:38.901718  In IP6 fe80::20c:31ff:fe95:a400 > fe80::217:cbff:fe77:1f:
> ICMP6, echo reply, seq 46, length 16
> 22:06:06.206997  In IP6 fe80::20c:31ff:fe95:a400 > fe80::217:cbff:fe77:1f:
> ICMP6, neighbor advertisment, tgt is fe80::20c:31ff:fe95:a400, length 24
> 22:06:06.529913  In IP fe1-1.beetle.subisu.net.np > OSPF-ALL.MCAST.NET:
> OSPFv2, Hello, length 60
> 22:06:06.865791  In IP6 fe80::20c:31ff:fe95:a400 > fe80::217:cbff:fe77:1f:
> ICMP6, neighbor solicitation, who has fe80::217:cbff:fe77:1f, length 32
> 22:06:06.865867 Out IP6 fe80::217:cbff:fe77:1f > fe80::20c:31ff:fe95:a400:
> ICMP6, neighbor advertisment[|icmp6]
> 22:06:06.866165 Out IP6 fe80::217:cbff:fe77:1f > fe80::20c:31ff:fe95:a400:
> ICMP6, echo request, seq 6, length 16
> 22:06:06.866752  In IP6 fe80::20c:31ff:fe95:a400 > fe80::217:cbff:fe77:1f:
> ICMP6, echo reply, seq 6, length 16
> 22:06:07.866094 Out IP6 fe80::217:cbff:fe77:1f > fe80::20c:31ff:fe95:a400:
> ICMP6, echo request, seq 7, length 16
> 22:06:07.866812  In IP6 fe80::20c:31ff:fe95:a400 > fe80::217:cbff:fe77:1f:
> ICMP6, echo reply, seq 7, length 16
> 22:06:08.866000 Out IP6 fe80::217:cbff:fe77:1f > fe80::20c:31ff:fe95:a400:
> ICMP6, echo request, seq 8, length 16
> 22:06:08.866736  In IP6 fe80::20c:31ff:fe95:a400 > fe80::217:cbff:fe77:1f:
> ICMP6, echo reply, seq 8, length 16
>
> Do you have any neighbors picked up by ND (show ipv6 neighbors)?
>
> V6 neighbors are discovering :
>
> IPv6 Address                 Linklayer Address  State       Exp Rtr
> Interface
> abcd:3800:1:1::2             00:18:73:46:12:32  stale       797 yes
> ge-0/0/0.0
> abcd:3800:2:1::2             00:0c:31:95:a4:00  stale       345 yes
> fe-0/1/0.0
> fe80::202:17ff:fed8:4c00     00:02:17:d8:4c:00  stale       57  yes
> ge-0/0/0.0
> fe80::20c:31ff:fe95:a400     00:0c:31:95:a4:00  stale       224 yes
> fe-0/1/0.0
> fe80::218:73ff:fe46:1232     00:18:73:46:12:32  stale       152 yes
> ge-0/0/0.0
>
> Do you have any Firewall Filters attached to Loop0 that would block some
> traffic?
> yes, I have applied a firewall filter policy on Lo0 to filter some specific
> tcp/udp services rest are accepted.
>
>
> I am not sure if it is a Licensing problem, I have not found any related
> doc
> on the web too..
>
> Chris,
> This is my productions box, so I can restart the rpd process only on our
> regular maintains day.
>
> thank you,
>
> Ramesh
> On Thu, Apr 1, 2010 at 10:11 PM, Chris Grundemann <cgrundemann at gmail.com
> >wrote:
>
> > On Thu, Apr 1, 2010 at 09:59, Serge Vautour <sergevautour at yahoo.ca>
> wrote:
> > > This is very odd. The "OSPF instance is not running" message makes me
> > wonder if there's a licensing problem. I haven't been able to find
> anything
> > on the Juniper web site...
> >
> > There should be no issue with licensing - IPv6 has been a standard
> > feature in Junos for quite some time. I don't have any experience with
> > 9.2R2 on an M10i specifically though - I guess it is possible there is
> > a bug...
> >
> > >
> > > Are you able to ping your Cisco router's FF80 address? What do you see
> if
> > you run "monitor interface traffic fe-0/1/0" while you run your pings? Do
> > you have any neighbors picked up by ND (show ipv6 neighbors)? Do you have
> > any Firewall Filters attached to Loop0 that would block some traffic?
> >
> > Good ideas.
> >
> > Also, is this a production or lab box Ramesh? if it's a lab box you
> > might try restarting rpd - these problems seem to be quite odd indeed
> > (from what I can tell you are configuring things properly).
> >
> > >
> > > HTH,
> > > Serge
> > > _______________________________________________
> > > juniper-nsp mailing list juniper-nsp at puck.nether.net
> > > https://puck.nether.net/mailman/listinfo/juniper-nsp
> >
> >
> >
> > --
> > @ChrisGrundemann
> > weblog.chrisgrundemann.com
> > www.burningwiththebush.com
> > www.coisoc.org
> >
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