[c-nsp] VRF question

[Phil Pierotti]

"once you do MPLS you can't do a lot of other features that are done on IP
packets"

Anyone care to *briefly* outline these? (features excluded by using MPLS)
Or quote an URL which does?

Thanks,
Phil Pierotti                         UnitedIP
                                      Unit 16 , 4a Foundry Road
Network Operations Manager            Seven Hills NSW 2147
                                      http://www.unitedip.net.au/


>-----Original Message-----
>From: cisco-nsp-bounces at puck.nether.net 
>[mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Rodney Dunn
>Sent: Friday, 8 October 2004 3:24 AM
>To: jcvaraillon at dolnet.gr
>Cc: cisco-nsp at puck.nether.net
>Subject: Re: [c-nsp] VRF question
>
>You can do MPLS without VRF's.
>
>You really don't buy yourself anything doing MPLS in your 
>scenario.  It just adds another level of complexity to the mix 
>so I wouldn't do it.
>
>You would do MPLS when you need something like:
>VPN's
>To take BGP out of the core
>TE
>
>You don't have either of those so you probably shouldn't mess with it.
>
>The raw switching improvement isn't that much at all anyway 
>and once you do MPLS you can't do a lot of other features that 
>are done on IP packets so you lose some functionality.
>
>Rodney
>
>
>On Thu, Oct 07, 2004 at 07:35:43PM +0300, jcvaraillon at dolnet.gr wrote:
>> 
>> 
>> 
>> 
>> Hi,
>> 
>> I have a backbone of four routers:
>> 
>>         2 Border routers connected to two differnet ISPs,
>>         2 internal routers in the same LAN as the border routers.
>>         Each internal router is a route-reflector client of 
>one border router.
>>         There is an iBGP between the border router.
>>         OSPF is running amon the four routers, on that LAN.
>> 
>> Would it be an improvment to set-up a VRF between each routers?
>> Would this allow me to use the fast switching method of MPLS ?
>> 
>> Any comment/suggestion are welcom.
>> 
>> Thank you,
>> 
>> Christophe
>> 
>> 
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