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This section describes which SIP headers to use when determining the Calling Party information.

To View and Edit Calling Party

On the SBC main screen, go to Configuration > System Provisioning > Category: Trunk Provisioning > Trunk Group > SIP Trunk Group > Signaling > Calling Party.

The Calling Party window is displayed.

Use the drop-down box to select the desired Address ContextZone, and SIP Trunk Group.

The Edit Calling Party window is displayed.

Figure : Sip Trunk Group - Signaling - Calling Party

 

The following fields are displayed:

Table : Sip Trunk Group - Signaling - Calling Party parameters

Parameter

Description

Pai For Calling Party

If enabled, the PAI header (if present) will be accepted to form the Calling-Party-ID.

  • Disabled
  • Enabled (default)

Ppi For Calling Party

If enabled, the PPI header (if present) will be accepted to form the Calling-Party-ID.

  • Disabled
  • Enabled (default)

Rpi For Calling Party

If enabled, the RPI header (if present) will be accepted to form the Calling-Party-ID. 

  • Disabled 
  • Enabled (default)

NOTE: Both Ppi For Calling Party and Rpi For Calling Party options are not applicable in Q.1912.5 SIP-I to SIP-I scenarios. Based on the Q.1912.5 recommendation, the mapping to calling party number only occurs if a PAI header containing valid address digits (0-9) are received.

From Hdr For Calling Party

If enabled, the FROM header will be used to form the Calling-Party-ID provided no allowed PAI/PPI/RPI header is present.

  • Disabled
  • Enabled (default)
Map ISUP Cgpn To PAI

When enabled, the SBC maps the ISUP Calling Party Number to SIP From and PAI Headers.

  • Disabled (default)
  • Enabled

For more information, refer to SIP-I Support.

Map From Header To ISUP GAP

When enabled, the SBC maps the From header to ISUP GAP parameters.

  • Disabled (default)
  • Enabled

For more information, refer to SIP-I Support.

Cpc Param From Header

Specifies the SIP Mapping CPC parameter from incoming call to outgoing Trunk Group call.

  • Default (default)
  • Fromheader
  • Paitel

Trusted Source For Isup

Used to indicate if the message came from a trusted source and the FROM header can be used to map into ISUP parameters.

  • Disabled
  • Enabled (default)

 

Make  changes and click Save to save the changes, or Clear to cancel the changes.