transit across the ixs
Randy Bush
randy at psg.com
Wed Feb 17 14:51:20 UTC 1999
>> cool beans. employment security for level-3s at the noc. makes it really
>> fun to debug when packets come from places different where routes go. good
>> job.
> Aw, come on Randy. It's not like it's rocket science.
no, but it is non-trivial added burden for the noc. we don't do that. does
not scale.
> The routes do go there, after all. A "show ip bgp w.x.y.z" on the TC
> router will show your router as the next hop.
i.e. our noc has to contact the third party noc. half the folk on mae-x
seem not to even have nocs. does not scale.
> How do you debug problems with a multihomed customer on the end of a
> serial link when you can't see their config?
they have a vested interest in debugging their problem and are going to be
available when the problem site is in trouble because they are the site with
the problem.
> In another thought, what if the "offender" is not a transit customer,
> but the same provider.
that's why we listen to meds at exchanges.
> Is this bad? You agreed to peer with them. Does your peering agreement
> restrict them to one router as the source?
yup.
randy
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