Version 5.8 435 October 2009
SIP User's Manual 6. Configuration Parameters Reference
Parameter Description
EMS: No Op Interval
[NoOpInterval]
Defines the time interval in which RTP or T.38 No-Op
packets are sent in the case of silence (no RTP / T.38
traffic) when No-Op packet transmission is enabled.
The valid range is 20 to 65,000 msec. The default is
10,000.
Note: To enable No-Op packet transmission, use the
NoOpEnable parameter.
EMS: No Op Payload Type
[RTPNoOpPayloadType]
Determines the payload type of No-Op packets.
The valid range is 96 to 127 (for the range of Dynamic RTP
Payload Type for all types of non hard-coded RTP Payload
types, refer to RFC 3551). The default value is 120.
Note: When defining this parameter, ensure that it doesn't
cause collision with other payload types.