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Chapter 4

Design Considerations

QoS Recommendations

The method of QoS used in the testing lab was based on the Cisco Enterprise Quality of Service reference design as shown in Table 3 - Cisco Enterprise Quality of Service.

For more information on QoS, see the following: Cisco Enterprise Quality-of-Service h t t p : / / w w w . c i s c o . c o m / e n / U S / s o l u t i o n s / n s 3 4 0 / n s 4 1 4 / n s 7 4 2 / n s 8 1 7 / l a n d i n g _ v o i c e _ v i d e o . h t m l

QoS Design Recommendations for Medianets http://www.cisco.com/en/US/docs/solutions/Enterprise/Video/qosmrn.html Cisco TelePresence Design Guide - QoS http://www.cisco.com/en/US/docs/solutions/Enterprise/Video/tpqos.html Network Ports Used by Cisco Unified Personal Communicator http://www.cisco.com/en/US/docs/voice_ip_comm/cupc/7_0/english/release/notes/ol15710.html

Product / Platform

Audio & Video

Resolution

Frame Rate

Notes

TelePresence-500 Best

4128Kbps

1920x1080p

30fps

Best Quality

TelePresence-500 Better

3628Kbps

1920x1080p

30fps

Better Quality

TelePresence-500 Good

3128Kbps

1920x1080p

30fps

Good Quality

TelePresence-500 Best

2378Kbps

1280x720p

30fps

Best Quality

TelePresence-500 Better

1628Kbps

1280x720p

30fps

Better Quality

TelePresence-500 Good

1128Kbps

1280x720p

30fps

Good Quality

TelePresence-500 Lite

936Kbps

1280x720p

30fps

Extended Reach

Video Advantage

384-1500Kbps

352x288,320x240,

up to 30fps

Bandwidth Considerations

Cisco 9900 Series Phones

up to 1000Kbps

up to 640x480

Cisco 7985 Series Phones

up to 768Kbps

352x240

Cisco WebEx

384Kbps

320x240

Bandwidth

Table 4-2

Each of the video options in the solution have differing bandwidth requirements which can dramatically affect the design and deployment scenarios. Table 4-2 provides a brief overview of the different requirements for each product.

Bandwidth Requirements

CUPC Video

384-512Kbps

176x144, and 160x120 352x288 / 176x144

up to 30fps / 15fps

30fps 30fps 7-15fps

Table 4-2 represents raw bandwidth requirements and also needs to accommodate additional IP overhead.

For more information on Cisco TelePresence resolution and bandwidth, refer to the following URL: http://www.cisco.com/en/US/docs/solutions/Enterprise/Video/tpover.html#wp1043742

Cisco Virtual Expert Management for Financial Services Design and Implementation Guide

4-2

OL-21816-01

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