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Command Reference Guide HDLC Command Set
61200510L1-35E Copyright © 2005 ADTRAN 945
dial-backup number <digits> [analog | digital-56k | digital 64k]
<isdn min chan> <isdn max chan> <interface>
Use the dial-backup number command to configure the phone number and the call type the router will
dial upon network failure. Multiple entries can be made for an interface to allow alternate sites to be dialed.
For more detailed information on PPP dial-backup functionality, refer to the Functional Notes and
Technology Review sections of the command dial-backup call-mode [answer | answer-always | originate |
originate-answer | originate-answer-always] on page 939.
Syntax Description
<digits> Specifies the phone numbers to call when the backup is initiated.
analog Indicates number connects to an analog modem.
digital-56k Indicates number belongs to a digital 56 kbps per DS0 connection.
digital-64k Indicates number belongs to a digital 64 kbps per DS0 connection.
<isdn min chan> Specifies the minimum number of DS0s required for a digital 56 or 64 kbps
connection (Range: 1 to 24).
<isdn mas chan> Specifies the maximum number of DS0s desired for a digital 56 or 64 kbps
connection (Range: 1 to 24).
<interface>
Specifies the PPP interface (e.g., PPP 3) to use when originating or answering using
this number.
Default Values
By default, there are no configured dial-backup numbers.
Applicable Platforms
This command applies to the NetVanta 1000R, 3000, 4000, and 5000 Series units.
Command History
Release 1.1 Command was introduced.
Release 5.1 Command was expanded to include the PPP interface.
Usage Examples
The following example configures the AOS to dial 704-555-1212 (digital 64 kbps connection) to initiate
dial-backup operation on this endpoint using interface PPP 3:
(config)#interface ppp 1
(config-ppp 1)#dial-backup number 7045551212 digital-64k 1 1 ppp 3