0x01F1 RFC 2833 Dynamic Payload Type

Indicates the dynamic payload type number that the CSP will utilize for specifying the RFC 2833 multi-unicast media stream to the peer end-point.

Used in:
VoIP Protocol Configure message
VoIP Protocol Query message
Outseize Control message
Route Control message
Resource Attribute Configure message

Byte | Description
0, 1 | Tag 0x01F1
2, 3 | Length 0x0001
4 | Value[0] 96-127 Dynamic Payload Type (0x60 - 0x7F) Default is 96 (0x60) Values 102, 103, and 105 (0x66, 0x67, 0x69) are reserved. The VDAC-ONE card rejects these values. The IPN-2 card allows using these values but the host application is responsible for resolving conflicts.

Voice over Internet Protocol. The delivery of voice information in digital form in discrete packets rather than in the traditional circuit-committed protocols of the public-switched telephone network (PSTN).
Outgoing call setup during real-time call processing on a specific channel.