IMG 1010 - ISDN Group

The ISDN Group establishes within an ISDN Channel Group a D Channel that will control a group of b channels or ISDN Circuits configured under it. The ISDN Group also configures the local and network attributes of the b channels that will be controlled by the D Channel selected.

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Enabled- When set to Enabled, the ISDN Call Proceeding to SIP 183 Progress functionality is enabled on the ISDN side. The ISDN Progress Indicator will be interworked into the SIP 183 Progress message if the Progress Indicator value is either No. 1 or No. 8. After enabling the ISDN side, the SIP side must also be configured. This is accomplished under the IMG 1010 - SIP_ISDN Interworking object. For configuration information on the feature, refer to the IMG 1010 - Map ISDN Call Proceeding to SIP 183 topic.

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