Yealink CPE80, Administrator'S Manual

Page: 168 / 321

Administrator’s Guide for Yealink VC110 Video Conferencing Endpoint
152
5.
(Optional.) If Yealink device has audio problems with certain device, select
Enabled
from
the pull-down list of
Special audio codec byte sequence
.
6.
Click
Confirm
to accept the change.
Video Codecs
The video codec that the endpoint uses to establish a call should be supported by the server.
When placing a call, the endpoint will offer the enabled video codec list to the server and then
use the video codec negotiated with the called party according to the priority.
The following table summarizes the supported video codecs on the endpoint:
Name MIME Type Bit Rate Frame Rate Frame Size
H.264 High
Profile
H264/90000
90 kbps to
2048 kbps
5 fps to
30 fps
Tx: WQVGA,360P, 448P,
540P, 720P, 1080P
Rx: Conventional Size
Below 1080P
H.264 H264/90000
H.263 H263/90000
Tx: CIF, 4CIF
RX: QCIF, CIF, 4CIF