0x2954 SIP Request URI User Name

Used to specify the user name in the Request URI. If the host provides the Request URI parameters, it must also provide the "To Header" parameters (see TLVs 0x2919, 0x291A, 0x291B, 0x291C). The host must also provide the URI host name and port name (See TLVs 0x2955 and 0x2956).

Used in:
0x0033 NPDI Universal ICB in:
Route Control message
Request for Service with Data message

Byte | Description
0, 1 | Tag 0x2954
2, 3 | Length Variable
4-n | Value[0-n] Null Terminated ASCII for user name in Request URI.

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.
American Standard Code for Information Interchange