RE: BGP NO EXPORT and NO ADVERTISE attribute different

From: Senthil Kumar (senthil.kumar@intechnology.co.uk)
Date: Mon Nov 04 2002 - 16:29:51 GMT-3


no-export -dont export to foreign as (anything other than the origin)
no-advertise - dont advertise to any peer (igp & ebgp)
local-as -? new but does the same as no-export - might do inter confedration
control..yet to test this chap..

-----Original Message-----
From: Guoqi Cui [mailto:guoqicui@yahoo.com]
Sent: 04 November 2002 19:18
To: Louis Young; ccielab@groupstudy.com
Cc: ccielab@groupstudy.com
Subject: Re: BGP NO EXPORT and NO ADVERTISE attribute different

If confederation is configured, the no-export
community
will restrict the bgp route within the global
AS(identified by bgp confederation id #) or the
confederation AS ( identified by the router bgp #) ?

 

--- Louis Young <tonyblair@etang.com> wrote:
> correct me if I am wrong
> no-export community routes just can NOT get out of
> the AS
> no-advertise community routes just can NOT get out
> of the ROUTER itself.
> this applies to IBGP & EBGP neighbor both.
>
> ----- Original Message -----
> From: "Tasuka Amano Hsu" <tasuka@mac.com>
> To: "ccielab Groupstudy" <ccielab@groupstudy.com>
> Sent: Sunday, November 03, 2002 3:11 PM
> Subject: BGP NO EXPORT and NO ADVERTISE attribute
> different
>
>
> > Hi, some confuse here,
> > Does the BGP community attribute NO_EXPORT is tell
> > the EBGP peer do not export the route to it's EBGP
> peers only, but the
> > IBGP peers still received the routes,
> > and NO_ADVERTISE attribute is tell the EBGP peer
> do not advertise the
> > routes rather it's IBGP and EBGP peers, right ?
> >
> > Best Regards
> >
> > Tasuka



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