
68 Chapter 3 Telephony programming: Configuring call traffic
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Figure 12 Telephony system and device programming
Although many of the tasks involved in programming both areas can be performed in any order,
work flow falls generally in the following order:
• Module configuration/VoIP trunk gateways
— “Configuring telephony resources” on page 121
— “Managing modules” on page 119
— “Configuring the trunk module to line type” on page 109
— “Configuring VoIP trunk gateways” on page 415
— “VoIP interoperability: Gatekeeper configuration” on page 423
— “Setting up VoIP trunks for fallback” on page 429
• Line configuration/target line configuration
— “BRI ISDN: BRI loop properties” on page 233
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