Polycom SIP 3.0.2 Administrator's Manual page 165

Attribute
voice.vad.signalAnnex
B
Attribute
voice.qualityMonitoring.collector.enable.pe
riodic
voice.qualityMonitoring.collector.enable.se
ssion
Permitted
Values Default
0, 1 Null
Quality Monitoring <quality monitoring/>
This attribute includes:
• Central Report Collector <collector/>
• Alert Reports <alert/>
• Server <server/>
• RTCP-XR <rtcpxr/>
Central Report Collector <collector/>
This configuration attribute is defined as follows:
Permitted
Values
0, 1
0, 1
Interpretation
If set to 1 and voice.vadEnable is set to 1, Annex B is
used. A new line can be added to SDP depending on the
setting of this parameter and the voice.vadEnable
parameter.
If voice.vadEnable is set to 1, add attribute line
•
a=fmtp:18 annexb="yes" below a=rtpmap... attribute
line (where '18' could be replaced by another
payload).
If voice.vadEnable is set to 0, add attribute line
•
a=fmtp:18 annexb="no" below a=rtpmap... attribute
line (where '18' could be replaced by another
payload).
If set to 0 or Null, there is no change to SDP.
Default Interpretation
0 Enables generation of periodic
quality reports throughout a call.
0 Enables generation of a quality
report at the end of each call.
Configuration Files
A - 47