Re: OT - Frame relay QOS

From: Dave Meyer (dave.meyer@db.com)
Date: Wed Aug 25 2004 - 16:28:57 GMT-3


Hi Mani,

If I use a CIR=LLQ to for the voice( and not allowing to burst ) do I
waste the potential BW of the link ?

" The Frame Relay excess burst (Be) value is not set and therefore defaults
to 0, preventing any bursting over CIR. This is the recommended
configuration for traffic shaping when carrying VoIP "

Regards,
Dave
______________________________________________
Architecture & Engineering
Work: (973) 682-4435
Cell: (973)907-4963

mani poopal <mani_ccie@yahoo.com>
08/25/2004 03:20 PM

 
        To: Dave Meyer/NewYork/DBNA/DeuBa@DBNA, ccielab@groupstudy.com
        cc:
        Subject: Re: OT - Frame relay QOS

Hi Dave,
 
If you have enough bandwidth under CIR by using LLQ(under class based WFQ)
the bandwidth is guaranteed for VoIP traffic. You can also use ip rtp
priotiy 16384 16383 command instead of LLQ(this method is not preferred
method by cisco)
 
Mani

Dave Meyer <dave.meyer@db.com> wrote:
Just wanted to get some opinions on this.........

Currently have FR circuits with 0 CIR & would like to implement VOIP.

If we purchased a CIR = amount we expect to reserve for VOIP ( no
signaling) , and assigned the appropriate LLQ,
would we expect the voice traffic to be guaranteed by the CIR ?

Regards,
Dave
______________________________________________
Architecture & Engineering
Work: (973) 682-4435
Cell: (973)907-4963



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