Video Calls - Cisco 9971 Deployment Manual

Depending on the current data rate configuration, CTS may be sent to protect the Bluetooth transmissions when using
Coexistence.
In some environments, 6 Mbps may need to be enabled.
Note: It is highly recommended to use 802.11a if using Bluetooth due to 802.11b/g and Bluetooth both utilizing 2.4 GHz, but
also due to the above limitations.

Video Calls

As of the 9.0(2) release, the Cisco Unified IP Phone 9971 supports video calling.
The Cisco Unified IP Phone 9971 has a 5.6-inch 24 bit touchscreen color LCD.
In order to enable the video and camera capabilities, a device package or update for the Cisco Unified Communications
Manager must be applied.
The USB camera that attaches to the back of the Cisco Unified IP Phone 9971 or 9951 is also required to transmit video.
360p is the recommended video format to utilize.
For remote users, 360p should be the maximum video resolution enabled in the Cisco Unified IP Phone 9971 endpoint
configuration within Cisco Unified Communications Manager.
A Videoconferencing System with MCU running version 5.7 or later is required to provide videoconferencing capabilities.
H.264 is the protocol used for the video stream, where up to 30 fps (frames per second) are supported.
There is a separate stream for the audio session that utilizes one of the support audio codecs.
RTCP in the Cisco Unified IP Phone 9971 configuration within Cisco Unified Communications Manager should be enabled to
help sync the audio and video streams.
The following frame formats are supported:
• QCIF (176 x 144)
• CIF (352 x 288)
• 360p (640 x 360)
• VGA (640 x 480)
Cisco Unified IP Phone 9971 Wireless LAN Deployment Guide
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