[Xorp-users] Xorp starting problem

Luca Belforte luca.belforte at student.uclouvain.be
Mon Aug 16 14:04:11 PDT 2010


I will make some other test, but i can't test on a real hardware.

* *
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Luca Belforte*

On Mon, Aug 16, 2010 at 10:43 PM, Ben Greear <greearb at candelatech.com>wrote:

> On 08/16/2010 01:21 PM, Luca Belforte wrote:
>
>> I'm using xorp.ct, i get on the git, no sure about the version but it
>> was downloaded 3 days ago.
>>
>
> Thanks..as long as it's relatively current, it should be fine.
>
>
>  The route on all routers are correct, traceroute block on the 2 hop. (If
>> i'm pinging R1 to R8-R4 interface it stop on R2) but if i do a
>> traceroute on R2 it works. All tables are correct and show the correct
>> next-hop. Neighbors are all well established
>> What is more amazing is that sometimes it works for let's say 5-10
>> traceroute and after it stop again to work.
>>
>
> You might try:  ip monitor (or similar command if you are not on Linux)
> and see if routes are flapping.
>
> Also, I'd start some sniffers on R2..if it receives a pkt, and has
> proper route, then it should forward it regardless of any other xorp
> behaviour, as xorp is NOT in the packet forwarding path for normal
> IP traffic.
>
> You might also sniff all interfaces to make sure it forwards out the
> correct one.
>
>
>  The others routers have similar configuration.
>>
>> Well maybe is the virtualbox internal network who have problems. In any
>> case for my test this is not really problematic.
>>
>
> It would be good to verify with real hardware or some different
> virtualization
> technique.
>
>
> Thanks,
> Ben
>
>
> --
> Ben Greear <greearb at candelatech.com>
> Candela Technologies Inc  http://www.candelatech.com
>
>
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