[c-nsp] BGP Question - Upstream

[Paul Stewart]

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Thanks David for the detailed answer...

David Luyer wrote:
| 1.  Prepend to all the other upstreams to equal up the path length
|     and have your other upstreams prepend out to you as well

We already do this...


| 2.  There is a non-Cisco router[1] which will basically
"remove-private-as"
|     a public AS.  But it is an ugly solution and requires support from
|     both the direct upstream (to strip their AS from the path) and
|     the tier 1 (to disable AS path validation "no bgp enforce-first-as"
|     is required).  If its only inbound AS paths that matter then its
|     the direct upstream who need to be able to strip the AS and you who
|     needs to "no bgp enforce-first-as".

Unfortunately the Tier1 won't co-operate in this regard... so I'm told..
the inbound option might be just the trick we're looking for though and
would be possible to implement I'm sure...


Again, thanks for the ideas...;)

Paul
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