Re: Question about scenario requirements

Router IDs have thrown me off on several OSPF related labs before.
Configured a virtual link and then I sit there wondering why it never
connects... RID changed because it wasn't explicitly set.

*Slaps forehead*

Justin G. Mitchell
e: jgmitchell_at_gmail.com | skype: justin.g.mitchell

On Sat, Oct 10, 2009 at 7:05 AM, Marko Milivojevic <markom_at_markom.info> wrote:
> One thing to be aware of are router-id's. Unless you are told not to
> do it, I would suggest you nail them to a know value. Otherwise, you
> may forget about them when new Loopback interfaces are created in
> subsequent tasks (i.e. BGP sections) and that's mayhem in disguise
> with things like virtual links and MPLS TE (for SP candidates). If you
> are told to let routers decide, carefully consider what will become
> router-id when device is reloaded and use that for all configurations.
>
> --
> Marko
> CCIE #18427 (SP)
> My network blog: http://cisco.markom.info/
>
> On Fri, Oct 9, 2009 at 10:39, Justin Mitchell <jgmitchell_at_gmail.com> wrote:
>> Reading through my materials and watching VoDs, I've picked up several
>> tips that seem to be very helpful until I start thinking about some of
>> the labs I have performed. How much extra configuration outside of the
>> "required" task is permitted?
>>
>> I am curious about using passive-interface default and assigning
>> router-ids. Sometimes in a lab it will say configure the process that
>> way, other times it doesn't say a thing. I'm assuming as long as
>> everything works in the end, that is all that matters, especially when
>> I think about the huge alias list I use.
>>
>> Thanks!
>>
>> Justin G. Mitchell
>> e: jgmitchell_at_gmail.com | skype: justin.g.mitchell
>>
>>
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>>
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Received on Sat Oct 10 2009 - 07:16:03 ART