From: Teck PhrEAk!! (phreakinphunk@hotmail.com)
Date: Thu Apr 03 2003 - 03:23:20 GMT-3
yes it wud work if R1 is in a private AS ..........
sumit.
>From: "Paul Lalonde" <plalonde2@cogeco.ca>
>Reply-To: "Paul Lalonde" <plalonde2@cogeco.ca>
>To: "boby2kusa" <boby2kusa@hotmail.com>, "Ram Shummoogum"
><rshummoo@ca.ibm.com>, <ccielab@groupstudy.com>
>Subject: Re: BGP AS removal *sample solution*
>Date: Wed, 2 Apr 2003 20:07:24 -0500
>
>It's not pretty, but it works:
>
>R1<-->R2<-->R3
>
>R1
>==
>router bgp 1
> no synchronization
> bgp log-neighbor-changes
> bgp confederation identifier 65501
> network 150.50.200.0 mask 255.255.255.0
> neighbor 192.168.23.3 remote-as 2
> no auto-summary
>!
>
>R2
>==
>router bgp 2
> no synchronization
> bgp log-neighbor-changes
> neighbor 192.168.23.2 remote-as 65501
> neighbor 192.168.35.5 remote-as 3
> neighbor 192.168.35.5 remove-private-AS
> no auto-summary
>
>R3
>==
>router bgp 3
> no synchronization
> bgp router-id 200.0.0.5
> bgp log-neighbor-changes
> neighbor 192.168.35.3 remote-as 2
> no auto-summary
>
>R3#sh ip bgp
>BGP table version is 9, local router ID is 200.0.0.5
>Status codes: s suppressed, d damped, h history, * valid, > best, i -
>internal,
> r RIB-failure
>Origin codes: i - IGP, e - EGP, ? - incomplete
>
> Network Next Hop Metric LocPrf Weight Path
>*> 150.50.200.0/24 192.168.35.3 0 2 i
>R3#
>----- Original Message -----
>From: "boby2kusa" <boby2kusa@hotmail.com>
>To: "Ram Shummoogum" <rshummoo@ca.ibm.com>; <ccielab@groupstudy.com>
>Sent: Wednesday, April 02, 2003 6:10 PM
>Subject: Re: BGP AS removal
>
>
> > Ram,
> >
> > The only way to remove the originating AS from the AS path is either to
> > aggregate which what you have done and remove private AS but as you know
>AS
> > 1 is not a private AS, private AS is AS above 65000 ( I think). If
>anybody
> > out there knows, they will sure to respond but I have tested this many
>times
> > in the lab and have yet to find a way.
> >
> > ----- Original Message -----
> > From: "Ram Shummoogum" <rshummoo@ca.ibm.com>
> > To: <ccielab@groupstudy.com>
> > Sent: Wednesday, April 02, 2003 1:22 PM
> > Subject: BGP AS removal
> >
> >
> > > 150.50.200.0(R1)----(R2)------(R3).
> > >
> > > R1 belongs to AS1
> > > R2 belongs to AS2
> > > R3 belongs to AS3
> > >
> > > I inject 150.50.200.0 using the network command on R1 and see
>150.50.200.0
> > > in R3 with as_path of 2 1.
> > >
> > > The question is how can I remove the 1 from the As Path on R3.
> > >
> > > I have tried using the network command on R2 with no success.
> > > If I aggregate on R2 using 150.50.200.0 255.255.255.0 summary-only ,
>I
> > > will still see 150.50.200.0 with as-path 2 1 ( no change).
> > > However, if I aggregate on R2 using 150.50.0.0 255.255.0.0
>summary-only,
> > > then I will see 150.50.0.0 with as-path 2. The question was to get
> > > 150.50.200.0 and not 150.50.0.0.
> > >
> > > I can't get the 150.50.200.0 to work.
> > >
> > >
> > > Thank you.
> > >
> > > RAM
This archive was generated by hypermail 2.1.4 : Thu May 01 2003 - 13:35:45 GMT-3