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SDP 100 Release Interworking For PRACK

The SBC Core supports Asymmetric PRACK Interworking for late media calls using the SIP Trunk Group signaling flag sdp100relIwkForPrack.

Command Syntax

% set addressContext <addressContext_name> zone <zone_name> sipTrunkGroup <sipTrunkGroup_name> signaling sdp100relIwkForPrack <disabled | enabled>

Command Parameters

SDP 100 Release Interworking For PRACK Parameters

ParameterDescription
sdp100relIwkForPrack

Enable this flag to support Asymmetric PRACK Interworking for late media calls.

  • disabled (default)
  • enabled

Note: The SBC gives precedence to the SIP Adaptive Transparency Profile over this flag.

Command Examples

To enable the sdp100relIwkForPrack flag:

set addressContext default zone defaultSigZone sipTrunkGroup defaultSipTrunkGroup signaling sdp100relIwkForPrack enabled
commit

 

To display the status of the sdp100relIwkForPrack flag:

show addressContext default zone defaultSigZone sipTrunkGroup defaultSipTrunkGroup signaling sdp100relIwkForPrack
sdp100relIwkForPrack enabled;
[ok][<YYYY-MM-DD> <HH:MM:SS>]

SDP Transparency

Use SDP Transparency object to enable sdpTransparencyState flag for transparently passing SDP information.

Note

Direct Media must also be enabled to use SDP Transparency for this call.Refer to Zone - CLI for configuration details.

 

Command Syntax

% set addressContext <name> zone <name> sipTrunkGroup <name> signaling sdpTransparency sdpTransparencyState <disabled | enabled>

Command Parameters

SDP Transparency Parameter

ParameterDescription
sdpTransparencyState

Enable this flag on both legs to transparently pass SDP information for this call.

  • disabled (default)
  • enabled

Send SDP To PSX

Use this parameter to pass the SDP information to the PSX.

Note

This flag is not applicable when the SBC is configured for ERE.

 

Command Syntax

% set addressContext <name> zone <name> sipTrunkGroup <name> signaling sendSdpToPsx <disabled | enabled>

Command Parameters

Send SDP To PSX Parameter

ParameterDescription

sendSdpToPsx

Enable flag to pass the SDP information to the PSX (excluding data up to the first occurrence of m-line).

  • disabled (default) 
  • enabled