Re: QoS: Video Traffic (Lync)

As a starter, I'd suggest to try to capture packets using wireshark and
verify if they are being marked as you expect..
Another one is to check if the QoS markings being accepted / reset by the
first hop switch...

On Mon, Jun 17, 2013 at 7:27 AM, Cisco Fanatic <ebay_products_at_hotmail.com>wrote:

> All -
> I initiated video via Lync call between 2 sites over the WAN. But, I did
> not
> see any traffic hitting Video QoS policy?
> How can I test video? Is Lync video actually not video? Or my QoS policy is
> not right? Experts ...
> Yuri
> !class-map match-any VoIP match ip dscp ef match protocol rtp audio match
> protocol rtcpclass-map match-any Data match ip dscp af21class-map match-any
> SIP match ip dscp af31 match protocol sip match ip dscp cs3 af31class-map
> match-any Video match ip dscp af41 match protocol rtp video match protocol
> video-over-httpclass-map match-any default match ip dscp default match
> any!policy-map QoS_Output_Policy class VoIP priority percent 35 set ip
> dscp
> ef class Video priority percent 25 set ip dscp af41 class SIP bandwidth
> remaining percent 25 set ip dscp af31 class Data bandwidth remaining
> percent
> 15 set ip dscp af21 class class-default fair-queue set dscp
> default!interface GigabitEthernet0/0 service-policy output
> QoS_Output_Policy!
> ***************************************************************
> Router#show policy-map interface G0/0 GigabitEthernet0/0
> Service-policy output: QoS_Output_Policy
> queue stats for all priority classes: Queueing queue limit 64
> packets (queue depth/total drops/no-buffer drops) 0/0/0 (pkts
> output/bytes output) 8204/608456
> Class-map: VoIP (match-any) 8204 packets, 608456 bytes 5
> minute
> offered rate 0000 bps, drop rate 0000 bps Match: ip dscp ef (46)
> 7678 packets, 569532 bytes 5 minute rate 0 bps Match: protocol
> rtp
> audio 526 packets, 38924 bytes 5 minute rate 0 bps
> Match:
> protocol rtcp 0 packets, 0 bytes 5 minute rate 0 bps
> Priority: 35% (35000 kbps), burst bytes 875000, b/w exceed drops: 0
> QoS Set dscp ef Packets marked 8204
> Class-map: Video (match-any) 0 packets, 0 bytes 5 minute
> offered
> rate 0000 bps, drop rate 0000 bps Match: ip dscp af41 (34) 0
> packets, 0 bytes 5 minute rate 0 bps Match: protocol rtp video
> 0 packets, 0 bytes 5 minute rate 0 bps Match: protocol
> video-over-http 0 packets, 0 bytes 5 minute rate 0 bps
> Priority: 25% (25000 kbps), burst bytes 625000, b/w exceed drops: 0
> QoS Set dscp af41 Packets marked 0
> Class-map: SIP (match-any) 150981 packets, 12183006 bytes 5
> minute offered rate 0000 bps, drop rate 0000 bps Match: ip dscp af31
> (26)
> 130688 packets, 8025396 bytes 5 minute rate 0 bps Match:
> protocol
> sip 8839 packets, 3629854 bytes 5 minute rate 0 bps
> Match:
> ip dscp cs3 (24) af31 (26) 11454 packets, 527756 bytes 5
> minute
> rate 0 bps Queueing queue limit 64 packets (queue
> depth/total
> drops/no-buffer drops) 0/0/0 (pkts output/bytes output)
> 150981/12502122
> bandwidth remaining 25% QoS Set dscp af31 Packets
> marked
> 150981
> Class-map: Data (match-any) 0 packets, 0 bytes 5 minute
> offered
> rate 0000 bps, drop rate 0000 bps Match: ip dscp af21 (18) 0
> packets, 0 bytes 5 minute rate 0 bps Queueing queue limit
> 64
> packets (queue depth/total drops/no-buffer drops) 0/0/0 (pkts
> output/bytes output) 0/0 bandwidth remaining 15% QoS Set
> dscp
> af21 Packets marked 0
> Class-map: class-default (match-any) 479148 packets, 141850950
> bytes
> 5 minute offered rate 4000 bps, drop rate 0000 bps Match: any
> Queueing queue limit 64 packets (queue depth/total
> drops/no-buffer
> drops/flowdrops) 0/0/0/0 (pkts output/bytes output) 479148/137302151
> Fair-queue: per-flow queue limit 16 packets QoS Set dscp
> default
> Packets marked 458428
>
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-- 
Thanks & Regards,
Adesh
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