Re: [NANOG] peering between ASes

["Kai Chen" <kch670 () eecs northwestern edu>]

2008/5/16 Joel Jaeggli <joelja () bogus com>:

> Kai Chen wrote:
>
> > Hi, here is a quick question.
> > 1. Beside public peering in IXP and private peering between two dedicated
> > ASes, are there any other interconnection models in the current Internet?
>
> There is the model where all partcipants peer through agency of 3rd party.
> That tends to be looked on as an extremely bad idea, but some regulatory
> environments encourage or enforce that sort of behavior particularly around
> the monopoly PTT.


I don't know if the 3rd party you mentioned is the IXP?


>  2. How does private peering implement, just a router from each AS and a
> > link
> > inbetween? Do they have multi-access in one peering location? I mean one
> > router from an AS peer with two/more routers from another AS?
>
> you'll find that the details vary between entities. some bi-lateral
> relationships are going to require peering in more than one location,
> require a minimum ammount of redundancy etc. depends on how business
> critical the relationship is, how much traffic is being exchanged, the sized
> of the networks involved etc.


Sure, two ASs may peer with each other at multiple locations, I do want to
know in each of these peering location, if there exist multi-access between
these two ASes.


>  Cheers,
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