[c-nsp] neighbor remove-private-as don't work on PE-CE

[Heath Jones]

> If the customer is provisioned inside a VRF you could use the AS-override feature to rewrite each AS Hop in the path to the configured BGP neighbor ASN.
> http://www.cisco.com/en/US/docs/ios/12_3/switch/command/reference/swi_n1.html#wp1034057

Yep, looks like you should use either of these, depending on scenario:
as-override  = Override matching AS-number while sending update
remove-private-as  =  Remove private AS number from outbound updates

I think Cory is probably correct as this does sound like a VRF scenario...

> Why do you need to manipulate the path attribute?  What are you trying to accomplish?  Perhaps there is another approach.
Otherwise