From: ron wilkerson (ron.wilkerson@gmail.com)
Date: Sat Mar 21 2009 - 23:55:49 ART
but your example drives the point home...
On Sat, Mar 21, 2009 at 9:30 PM, Scott M Vermillion <
scott_ccie_list@it-ag.com> wrote:
> What he said! ;~)
>
> (sorry for the duplication Ron, I was apparently cranking out my novella on
> the topic when your response came in - I wasn't expecting that on a Saturday
> night but I should've known better!)...
>
> On Mar 21, 2009, at 7:20 , ron.wilkerson@gmail.com wrote:
>
> Suppressing pe checks means that the router isn't looking for the dn bit
>> set in the lsa's. When you enable vrf in a router, it automatically tries
>> to be a pe router. A pe router will try to avoid ospf routing loops by
>> checking the dn bit.
>>
>> Since your router shouldn't behave like a pe router, the capability vrf
>> lite command tells the router not to behave like one. And disables the
>> routing loop prevention mechanism.
>>
>> The doc on this is very scarce.
>>
>> Ron
>>
>> -----Original Message-----
>> From: "Gavin Schokman" <g_schokman@yahoo.com.au>
>>
>> Date: Sun, 22 Mar 2009 00:26:18
>> To: <ccielab@groupstudy.com>
>> Subject: OSPF support for Multi-VRF on CE routers
>>
>>
>> Hi all,
>>
>> I've been playing with all things OSPF this weekend and I've hit a bit of
>> a
>> wall with one feature.
>> The feature is "OSPF support for Multi-VR on CE Routers". Specifcally, I
>> don't understand exactly what the "capability vrf-lite" command does.
>>
>> When using it in my environment, I don't see a difference between when I
>> have the command in my configs and when it's not.
>> Doing some digging on the net hasn't proven particularly helpful. Many
>> references say it has something to do with suppressing PE checks without
>> saying what those checks are.
>> It may be that the scenarios I'm working on aren't making the effect of
>> the
>> "capability vrf-lite" command visible.
>>
>> Can someone please let me know what the command does and also what the
>> "suppressed PE checks" are?
>>
>> Many thanks.
>>
>> Kind regards,
>> Gavin
>>
>>
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>
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