0x2716 Call Identity
(Interworking Only)

Used in:
NPDI Universal ICB (0x0033)

Byte | Description
0, 1 | Tag 0x2716
2, 3 | Length Variable
4-6 | Value[0] SS7 Point Code
7,8 | Value[1] Number of Call Identity Bytes
9 | Value[2] Call Identity

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.
See Signaling System Number Seven.
A number that addresses a node in a SS7 network.