[c-nsp] A question about implementing CoS on GSR12012

[Oliver Boehmer (oboehmer)]

McCallum, Robert <> wrote on Tuesday, December 07, 2004 4:20 PM:

> Not sure about E2 line cards.  I am running E5 cards which the new
> MQC is rubbish.

Engine5?? are you sure? Didn't know we sell these yet :)
 
> I need to match on exp and IP and DSCP and this is impossible.  You
> can match on one statement only i.e. only exp or only prec.  They
(Cisco) say that
> doing IP Prec 5 matches will also match on exp 5 - but would you
believe them? 

Just saw your other mail to the alias.. can you send "show diag <n>" for
this particular linecard, and possibly the interface and MQC config?

	oli

> 
>> -----Original Message-----
>> From: David Freedman [mailto:david.freedman at uk.clara.net] Sent: 07
>> December 2004 15:09 To: cisco-nsp at puck.nether.net
>> Subject: [c-nsp] A question about implementing CoS on GSR12012
>> 
>> 
>> 
>> *** PGP Signature Status: unknown
>> *** Signer: Unknown, Key ID = 0x980466B2
>> *** Signed: 07/12/2004 15:08:18
>> *** Verified: 07/12/2004 15:14:18
>> *** BEGIN PGP VERIFIED MESSAGE ***
>> 
>> Hiya,
>> 
>> I've a question about implementing CoS on GSR12012 using the
>> 3 Port GE linecards (engine 2), that I'm wondering if anybody has
>> some insight over. 
>> 
>> I'd like to use the newer MQC (service-policy) to deal with
>> this, rather than the older "tx-cos/rx-cos" format.
>> 
>> The main problem is that we'll be using MPLS EXP bits purely
>> for classification, there are no plain IP packets floating
>> around that we are bothered about.
>> 
>> According to the docs on MQC for GSR
>> (http://www.cisco.com/warp/public/63/mqc.html)
>> matching of MPLS EXP is not possible on E2 linecards,
>> 
>> 1. does anybody have any ideas as to how I can do this on
>> this linecard? 2. does it need to be done in software? 3.
>> does anybody have an example for an E2 GE linecard
>> (preferably something with WRED!)
>> 
>> thanks in advance,
>> 
>> 
>> --
>> David Freedman
>> Network Engineering Department
>> Claranet UK Limited
>> http://www.clara.net
>> 
>> *** END PGP VERIFIED MESSAGE ***
>> 
>> _______________________________________________
>> cisco-nsp mailing list  cisco-nsp at puck.nether.net
>> https://puck.nether.net/mailman/listinfo/cisco> -nsp
>> archive at
>> http://puck.nether.net/pipermail/cisco-nsp/
>> 
> _______________________________________________
> cisco-nsp mailing list  cisco-nsp at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-nsp
> archive at http://puck.nether.net/pipermail/cisco-nsp/