For option 1, using Windows... this can be implemented with Group Policies, 
taking it out of the hands of end users, and can be associated with specific 
application executable and/or specific IP address source/destination.


-          Sam H

From: cisco-voip [mailto:[email protected]] On Behalf Of Ben 
Amick
Sent: Tuesday, January 03, 2017 3:25 PM
To: Cisco VoIP Group <[email protected]>
Subject: [cisco-voip] Jabber/CIPC and QoS

So, I know this is an age old question that's debated, but I've been wondering 
if anyone here has a perspective here in regards to QoS for softphones. 
Obviously, with hardphones, you usually partition a separate VLAN with 
AutoQoS/DSCP tags, but that isn't applicable with softphones.

I've heard of three different options in the past, neither of which seem to be 
very simple to deploy, but all seem to be Jabber-centric.

1.      Configuring windows to perform DSCP tagging, and do DSCP QoS on the 
switches they are connected to, as well as trusting the device. Problems: 
Requires users to be local admins, openings for abuse and network impact due to 
blind PC trust.

2.      Configuring your switches with an access list that recognizes the ports 
Jabber does outbound to attach DSCP tags to them. Problems: Other programs 
could theoretically use those ports

3.      Installing Medianet services on all jabber clients; Configure all 
switches for medianet tagging. Problem: (I think?) Requires newer switches to 
use, maybe needs an additional server (I vaguely remember possibly needing 
prime collab?)?

Maybe I'm missing some things, but what approach have you guys taken for 
softphone/Jabber QoS? And on top of that, what options are there for CIPC (I 
know there's the auto qos trust cisco-softphone for cisco switches, but I don't 
believe there's a solution other than #1 for non-cisco switches)?

Ben Amick
Telecom Analyst


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