0x2914 NPDI SIP Local Lookup

Use this TLV to enable or disable local registration lookup for an individual call.

Used in:
0x0033 NPDI Universal ICB in:
Route Control message

Byte | Description
0, 1 | Tag 0x2914
2, 3 | Length 0x0001
4 | Value 0x00 Disabled 0x01 Enabled

Tag-Length-Value block. A standardized block that allows data to inserted in a standard way into API messages.
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.