RE: Suppress an AS number in a As path ...

From: Pickell, Aaryn (Aaryn.Pickell@xxxxxxxxxxxxx)
Date: Fri Apr 06 2001 - 15:31:57 GMT-3


   
This is only true if all the private AS's are contiguous, and the end of the
list. If there is a public AS in the middle or at the end, then it will not
strip them.

Aaryn Pickell - CCNP, CCDP, MCSE
Senior Engineer - Routing Protocols
Getronics Inc.
Direct: 713-394-1609
Email:aaryn.pickell@getronics.com

> -----Original Message-----
> From: Rob Webber [mailto:rwebber@callisma.com]
> Sent: Friday, April 06, 2001 11:21 AM
> To: 'David Fahed'
> Cc: ccielab@groupstudy.com
> Subject: RE: Suppress an AS number in a As path ...
>
>
> Cisco does have the "remove-private-as" BGP neighbor command.
> This will
> allow a router to remove any private BGP ASN(s) (64512-65535)
> from updates
> received from a neighbor to which this command is applied.
>
> Rob.
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> David Fahed
> Sent: Friday, April 06, 2001 11:25 AM
> Cc: ccielab@groupstudy.com
> Subject: Suppress an AS number in a As path ...
>
>
> Is it possible to suppress an AS number in a AS path?
>
> Thanks in advance.
>
> Peter Simmons wrote:
>
> > David,
> >
> > If your IOS is pre-11.3(something) or 12.0, you might want
> to configure
> the
> > "standby use-bia" interface command. This can resolve some
> odd problems in
> > SRB environments, as well as making it a little simpler in
> complex HSRP
> > setups. It should default to this in "newer" releases.
> >
> > The use-bia command causes gratuitous arp's to be sent when failover
> occurs,
> > so if anything doesn't understand these in a locally
> connected network,
> you
> > might have issues when the standby takes over, but apart
> from that, it
> > should be OK.
> >
> > You may want to search CCO for "standby use-bia" to get
> some more info,
> and
> > it might be worth doing a search on CCO Bugwatch for HSRP
> with your IOS
> > release, as there are some generally weird bugs for HSRP
> anyway, (like
> > standby track not always working etc.) that you might want
> to test out -
> > These aren't TR specific however.
> >
> > Hope this helps, remember YMMV!
> >
> > Regards
> >
> > Pete S.
> >
> > -----Original Message-----
> > From: David Anderson <dma@cisco.com>
> > To: ccielab@groupstudy.com <ccielab@groupstudy.com>
> > Date: 31 March 2001 21:24
> > Subject: HSRP for TokenRing
> >
> > >Can anyone tell me if there are any special needs in
> configuring HSRP for
> > >Token Ring. Do you have to pay special attention to the
> MAC addresses?
> > >Thanks,
> > >David
> > **NOTE** All LAB SWAP messages should now be sent to the
> > LAB SWAP Message board on groupstudy.com.



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