IMG 1010 - SIP_ISDN Interworking

The SIP_ISDN Interworking object which is created under the SIP Profile (SGP) object is used to configure the ISDN Call Proceeding to SIP 183 Progress Interworking feature (F-5948). The SIP_ISDN Interworking object will configure the functionality on the SIP side for this feature. To complete the configuration of the ISDN Call Proceeding to SIP 183 Progress feature, the Call Proceeding IW Procedure field in the IMG 1010 - ISDN Group object must be configured also. For configuration information on the ISDN Call Proceeding to SIP 183 Progress Interworking feature, refer to the IMG 1010 - Map ISDN Call Proceeding to SIP 183 topic.

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