Dial-On-Demand Routing; Bandwidth On Demand And Dial Backup - Cisco 1720 Hardware Installation Manual

Dial-on-Demand Routing

Bandwidth on Demand and Dial Backup

Cisco 1700 Router Hardware Installation Guide
D-6
To place calls on the ISDN interface, you must configure it with dial-on-demand
routing (DDR). See the chapter "Configuring DDR" in the Wide-Area Networking
Configuration Guide publication for detailed information about DDR.
See the chapter "Configuring DDR" in the Wide-Area Networking Configuration
Guide publication for detailed information about bandwidth on demand and dial
backup.
Appendix D Ordering and Configuring an ISDN Line
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