RE: bgp confederation med

From: Brian McGahan (brian@cyscoexpert.com)
Date: Sat Oct 12 2002 - 19:18:13 GMT-3


Srinivas,

        Communities are not sent by default to any neighbor. Use the
BGP command 'neighbor w.x.y.z send-community' to do so.

http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/
fiprrp_r/bgp_r/1rfbgp2.htm#xtocid6

Well known communities:

http://www.cisco.com/en/US/tech/tk648/tk365/technologies_q_and_a_item091
86a00800949e8.shtml#3

HTH

Brian McGahan, CCIE #8593
Director of Design and Implementation
brian@cyscoexpert.com

CyscoExpert Corporation
Internetwork Consulting & Training
http://www.cyscoexpert.com
Voice: 847.674.3392
Fax: 847.674.2625

> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
Of
> SRINIVAS TENNETI
> Sent: Saturday, October 12, 2002 1:57 PM
> To: Justin Cook; 'Adam Crisp'; chenyan; ccielab
> Cc: 'ccielab@groupstudy.com'
> Subject: RE: bgp confederation med
>
> On the related note. Can some body give me an example
> how do we take care of Community attribute like
> NO-EXPORT in a Confed environment. My question how do
> we make sure that Confed peers exchange the Community
> attribute values.
>
> Thanks,
>
> Srinivas
> --- Justin Cook <Justin.Cook@computerland.co.nz>
> wrote:
> > To manipulate the MED inside a Confederation use the
> > LOCAL_AS community it
> > is used to allow set routes to be not be advertised
> > outside of the confed.
> >
> >
> > --
> > Justin Cook
> >
> >
> > -----Original Message-----
> > From: Adam Crisp [mailto:adam.crisp@totalise.co.uk]
> > Sent: Thursday, 10 October 2002 8:08 p.m.
> > To: Adam Crisp; chenyan; ccielab
> > Subject: RE: bgp confederation med
> >
> > it's a confed,
> > on second thoughts maybe the med will be passed,
> > sorry to waste your time, I'll do this setup today!
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com
> > [mailto:nobody@groupstudy.com]On Behalf Of
> > Adam Crisp
> > Sent: 10 October 2002 07:36
> > To: chenyan; ccielab
> > Subject: RE: bgp confederation med
> >
> >
> > I think you're saying that if Router A in confed 1
> > sets the med to router B
> > in confed 2, then will Router B pass this on to
> > Router C in confed 3,
> > MED is "no-export" so I think you specifically need
> > Router B to restate the
> > distance to Router C.
> >
> > Is this what you meant?
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com
> > [mailto:nobody@groupstudy.com]On Behalf Of
> > chenyan
> > Sent: 10 October 2002 06:29
> > To: ccielab
> > Subject: bgp confederation med
> >
> >
> > hi,all
> >
> > The med advertised by a confederation member as A is
> > reached to an other
> > confederation member as B, then is it possible for
> > the B to advertise the
> > med to the other confereration member as C?
> >
> > Thanks
>
>
> __________________________________________________
> Do you Yahoo!?
> Faith Hill - Exclusive Performances, Videos & More
> http://faith.yahoo.com



This archive was generated by hypermail 2.1.4 : Tue Nov 05 2002 - 08:35:45 GMT-3