From: Pierre-Alex (paguanel@hotmail.com)
Date: Wed Mar 21 2007 - 17:19:01 ART
Yes !
----- Original Message -----
From: "Prio Utomo" <rionaldi@gmail.com>
To: "Pierre-Alex" <paguanel@hotmail.com>; "Jeff Mullan"
<jmullan78@gmail.com>; <achievewoo@gmail.com>
Cc: <ccielab@groupstudy.com>
Sent: Wednesday, March 21, 2007 3:02 PM
Subject: Re: AS-Path manipulation
> it should work with local-as but of course additional config in R1
>
> R1
> router bgp 254
> no synchronization
> bgp log-neighbor-changes
> network 1.1.1.0 mask 255.255.255.0
> neighbor 1.1.12.2 remote-as 2
> neighbor 1.1.12.2 local-as 253
> no auto-summary
>
> R2
> router bgp 2
> no synchronization
> bgp log-neighbor-changes
> neighbor 1.1.12.1 remote-as 253
> no auto-summary
>
> r2#sh ip bgp
> BGP table version is 2, local router ID is 1.1.21.2
> Status codes: s suppressed, d damped, h history, * valid, > best, i -
> internal,
> r RIB-failure, S Stale
> Origin codes: i - IGP, e - EGP, ? - incomplete
>
> Network Next Hop Metric LocPrf Weight Path
> *> 1.1.1.0/24 1.1.12.1 0 0 253 254 i
> r2#
>
>
>
>
>
>
>
> ----- Original Message -----
> From: "Pierre-Alex" <paguanel@hotmail.com>
> To: "Jeff Mullan" <jmullan78@gmail.com>; <achievewoo@gmail.com>
> Cc: <ccielab@groupstudy.com>
> Sent: Tuesday, March 20, 2007 2:28 AM
> Subject: Re: AS-Path manipulation
>
>
> > It seems to me that if you do this you will get 253 254i rather than
254
> > 253i because prepend will add before your AS not after.
> >
> > Try "local-as" to solve this problem ...
> >
> > Pierre-Alex
> >
> > ----- Original Message -----
> > From: "Jeff Mullan" <jmullan78@gmail.com>
> > To: <achievewoo@gmail.com>
> > Cc: <ccielab@groupstudy.com>
> > Sent: Monday, March 19, 2007 12:10 AM
> > Subject: Re: AS-Path manipulation
> >
> >
> >> Can you try a route-map inbound on R2 like this and see if it works :
> >>
> >> route-map AS_PATH_PREPEND permit 10
> >> set as-path prepend 253
> >>
> >>
> >>
> >> On 3/18/07, achievewoo@gmail.com <achievewoo@gmail.com> wrote:
> >> >
> >> > Hi group,
> >> > I met difficoulty about AS-path.
> >> > Here is the situation.
> >> > R1----R2
> >> > R1 in AS 254
> >> > R2 in AS 2
> >> > R1 advertised one route to R2 by BGP
> >> > On R2, show ip bgp
> >> >
> >> > Network Next Hop Metric LocPrf Weight Path
> >> > *> 100.100.100.0 192.168.1.254 0 0 254
i
> >> >
> >> > I was required to configure R2 and prepand AS 253 after 254.
> >> > The output should like this:
> >> > Network Next Hop Metric LocPrf Weight Path
> >> > *> 100.100.100.0 192.168.1.254 0 0 254
> > 253i
> >> >
> >> > Could anyone can help me solve it?
> >> >
> >> >
This archive was generated by hypermail 2.1.4 : Sun Apr 01 2007 - 06:35:52 ART