0x2758 Pulse Notification
(Interworking Only)

This message is sent with optional data. The significance is in the message type. The optional data may have any user-defined significance or there could be no optional data.

Used in:
0x0033 NPDI Universal ICB

Byte | Description
0, 1 | Tag 0x2758
2, 3 | Length Variable
: | Value[0] Optional Data
: | Value[1] Optional Data

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.