0x2A09 Media Payload Description

This TLV carries the numerical mapping of a textual payload type string, received for example in the SDP RTPMAP attribute. This TLV is typically present when the Media Payload Type TLV carries a dynamic payload type number.

SIP

Used in:
0x0033 NPDI Universal ICB:

Byte | Description
0, 1 | Tag 0x2A09
2, 3 | Length 0x0001
4 | Value Payload type string number (decimal) 1 PCMA 2 PCMU 3 G726 7 G727 16 G723 18 G729 19 G728 20 1016 21 G721 22 GSM 23 DVI4 27 LPC 28 G722 29 L16 31 MPA 32 CelB 33 JPEG 34 NV 35 H261 36 MPV 37 MP2T 38 H263 50 Telephone event 51 Red - (Redundancy) 52 BT656 53 MP1S 54 MP2P 55 BMPEG 255 Invalid

Tag-Length-Value block. A standardized block that allows data to inserted in a standard way into API messages.
Session-Initiation Protocol. A signaling protocol used for establishing sessions in an IP network. A session could be a simple, two-way telephone call, or it could be a collaborative multi-media conference session.
Network Protocol Data Intelligence. Also called “Interworking,” it is a software product that operates within Excel’s Call Control (Layer 4) and Services (Layer 5) call processing layers. NPDI is meant to enhance Excel’s call processing product offering by allowing call processing layers (specifically Layers 4 and 5) to perform advanced analysis, generation, and conversion of Network Signaling (NS) Layer 3 information.
See Information Control Block.
In PPL, a condition that, when met, drives a state machine (PPL Component) from one state to another, by invoking an associated Primitive. In PPL files, an Event is marked by an arrow and text.