Cisco Cisco IPCC Web Option Design Guide

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Cisco Unified Contact Center Enterprise 7.5 SRND
Chapter 12      Bandwidth Provisioning and QoS Considerations
Bandwidth Provisioning
Figure 12-4
CTI OS Server-to-CTI OS Desktop Communication
Best Practices and Options for CTI OS Server and CTI OS Agent Desktop
To mitigate the bandwidth demands, use any combination of the following options:
Configure Fewer Statistics
CTI OS allows the system administrator to specify, in the registry, the statistics items that are sent to all 
CTI OS clients. The choice of statistics affects the size of each statistics packet and, therefore, the 
network traffic. Configuring fewer statistics will decrease the traffic sent to the agents. The statistics 
cannot be specified on a per-agent basis at this time. For more information on agent statistics, refer to 
the CTI OS System Manager's Guide, available at 
Turn Off Statistics on a Per-Agent Basis
You can turn off statistics on a per-agent basis by using different connection profiles. For example, if 
Unified MAs use a connection profile with statistics turned off, these client connections would have no 
statistics traffic at all between the CTI OS Server and the Agent or Supervisor Desktop. This option 
could eliminate the need for a separate CTI OS Server in remote locations.
A remote supervisor or selected agents might still be able to log statistics by using a different connection 
profile with statistics enabled, if more limited statistics traffic is acceptable for the remote site.
In the case where Unified MAs have their skill group statistics turned off but the supervisor would like 
to see the agent skill group statistics, the supervisor could use a different connection profile with 
statistics turned on. In this case, the volume of traffic sent to the supervisor would be considerably less. 
For each skill group and agent (or supervisor), the packet size for a skill-group statistics message is 
fixed. So an agent in two skill groups would get two packets, and a supervisor observing five skill groups 
would get five packets. If we assume 10 agents at the remote site and one supervisor, all with the same 
two skill groups configured (in Unified CCE, the supervisor sees all the statistics for the skill groups to 
which any agent in his agent team belongs), then this approach would reduce skill-group statistics traffic 
by 90% if only the supervisor has statistics turned on to observe the two skill groups but agents have 
statistics turned off.
Also, at the main location, if agents want to have their skill-group statistics turned on, they could do so 
without impacting the traffic to the remote location if the supervisor uses a different connection profile. 
Again, in this case no additional CTI OS servers would be required.
In the case where there are multiple remote locations, assuming only supervisors need to see the 
statistics, it would be sufficient to have only one connection profile for all remote supervisors.
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