Re: OSPF Router ID

From: Armand D (ciscoworks2001@yahoo.com)
Date: Fri Dec 20 2002 - 17:13:12 GMT-3


Good Point. Common issues with vir-link is RID.

 --- Peter <peter@cyscoexpert.com> wrote: > Router-id
command would be the preferred way. Think
> about a router with a
> virtual link set up to another one. If you relied on
> highest loopback
> address as a router id, if somebody added a loopback
> in the future with a
> higher IP address your virtual link would be broken
> after a router reload.
> Router-id command makes sure hat the ID stays the
> same regardless of any
> changes to the router.
>
> __________________________
> #7247 (R&S, Security)
> CyscoExpert Corp.
> 4433 W. Touhy Ave. Suite 410
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>
> ----- Original Message -----
> From: "Matthew Poole"
> <matthew.poole@blueyonder.co.uk>
> To: <ccielab@groupstudy.com>
> Sent: Friday, December 20, 2002 10:09 AM
> Subject: OSPF Router ID
>
>
> > What's the preferred method for setting router ID?
> >
> > 1. Router-ID command - never seen this before
> today.
> >
>
http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121cgcr/ip_r
> /
> > iprprt2/1rdospf.htm#xtocid32
> > 2. Loopback interface (highest IP).
> >
>
http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121cgcr/ip_c
> /
> > ipcprt2/1cdospf.htm#xtocid17
> >
> > All config's I've seen prefer the second method.
> >
> > Any thoughts?
> > .
> .
>



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