0x27B2 NPDI RTP Silence Suppression

The RTP Silence Suppression TLV block enables and disables silence suppression.

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

Do not confuse this TLV with Tag 0x0102 which is the regular resource attribute TLV for Silence Suppression. Tag 0x27B2 is the RTP Silence Suppression in NPDI format.

Byte | Description
0, 1 | Tag NPDI RTP Silence Suppression (0x27B2)
2, 3 | Length 0x0001
4 | Value[0] 0x00 Disable (Default) 0x01 Enable

Real-Time Transport Protocol. Supports transport of real-time data like interactive voice and video over packet-switched networks.
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.
Outgoing call setup during real-time call processing on a specific channel.