From: ccie2be (ccie2be@nyc.rr.com)
Date: Fri Oct 22 2004 - 19:24:55 GMT-3
Hi guys,
Where does this fit in? Can this also be used to match voip traffic and
signalling?
class-map VOIP
match protocol rtp
If matching rtp can't be used for matching voip traffic & signalling, when
would someone use match prot rtp?
Thanks, Tim
----- Original Message -----
From: "Kelly, Russell G" <Russell_Kelly@eu1.bp.com>
To: "David Duncon" <david_ccie@hotmail.com>; <ccielab@groupstudy.com>
Sent: Thursday, September 30, 2004 11:44 AM
Subject: RE: Matching Voice Signalling traffic
> Btw, by match do you mean QoS values? The QoS match dscp values change
> with every revision of Callmanager, but here are some match QoS
> statement examples for a DSL user:
>
> class-map match-all signalling
> description Match Voice Signalling Traffic
> match ip dscp af31
> class-map match-all voice
> description Match Voice Bearer Traffic
> match ip dscp ef
> !
> !
> policy-map voice
> class voice
> priority 150
> class signalling
> bandwidth 8
> class class-default
> bandwidth 16
> random-detect
> !
>
> Cheers
> Russ
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> David Duncon
> Sent: 30 September 2004 14:02
> To: ccielab@groupstudy.com
> Subject: Matching Voice Signalling traffic
>
>
> Hello Group,
>
> I am little unsure on the best way to *match* the Signaling traffic.
>
> In the recent past I have a seen a config where the author has used to
> match
> the destination port greater than TCP 3000 , equal to TCP 2000 & 2748.
> And
> also equal to TCP 1720.
>
> Can some please explain why these ports are necessary to match signaling
>
> traffic. I was impression that signaling only uses TCP 1720 :(
>
> And also like RTP using the *even* ports from 16384 to 32768 , I was
> impression that Signaling uses *odd* ports in the same range ??
>
> I appreciate any clarification on the above queries :-)
>
> Thanks in advance
>
> David.
>
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