Re: [nsp] eBGP multihop - how to count?

From: Stephen Gill (gillsr@yahoo.com)
Date: Thu Jun 20 2002 - 11:25:41 EDT


I believe this directly corelates to the TTL set in the packet. It is
counted just like the TTL would be when routing packets. IE, decrement
the TTL by one at every hop.

-- steve

--- chris <chris@chrisland.net> wrote:
> Dear all,
>
> When I have 2 routers connected back-to-back and eBGP peered with
> their
> loopbacks, eBGP can only be up with eBGP-multihop >= 2. However,
> when
> these 2 routers are connected via another router, eBGP can still be
> up.
> E.g.:
>
> Router A <--- eth ---> Router X <--- eth ---> Router B
>
> eBGP between A and B's loopbacks can be up with eBGP-multihop = 2.
>
> Isn't it "3"? How is it calculated?
>
> Thanks.
>
> Regards,
> Chris
>

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