BTT.

Can anyone help explain this?


"NoECM" <no_ecm@hotmail.com> wrote in message
news:3157668.0208080942.3bc43f50@posting.google.com...
> Sybex "CCNP Routing Study Guide" ISBN 0-7821-2712-6
> Pages 323-324
>
> router bgp 200
> no synchronization
> bgp dampening
> neighbor 172.16.65.10 remote-as 100
> neighbor 172.16.65.10 filter-list 10 in
> neighbor 172.16.65.10 filter-list 1 out
> neighbor 172.16.65.11 remote-as 300
> neighbor 172.16.65.11 filter-list 11 in
> neighbor 172.16.65.11 filter-list 1 out
> !
> !
> ip as-path access-list 1 permit ^200$
> ip as-path access-list 10 permit ^100$
> ip as-path access-list 11 permit ^300$
>
> .......The output above shows access list 1 allowing routes that
> originate from AS200 to be sent to the respective neighbors. Access
> lists 10 and 11 above allow only the routes that do not originate
> within AS100 and AS300 to be sent
>
> ---------------------------------------------------------------
>
> Is this above Sybex explanation correct? If so can someone explain in
> greater detail? (I think I understand the access-list 1 part but am
> confused about the explanation for access-list 10 and 11)
>
> Thanks in advance.

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