4. Configuration Options

Setting Up Dial Backup

When configuring units with ISDN backup capability, the following guidelines

Tapply:

Central site configuration guidelines:

Set up the ISDN DBM physical interface.

If a BRI DBM, change the Automatic Backup Configuration to Multi_Site_Backup. (A PRI DBM is already configured for multisite backup.)

Modify the Link Profile(s) that Automatic Backup Configuration created to add a phone number.

Remote site configuration guidelines:

Set up the ISDN DBM physical interface.

If a PRI DBM, change the Automatic Backup Configuration to

Single_Site_Backup. (A BRI DBM is already configured for single-site backup.)

Modify the HQ_Site Link Profile that Automatic Backup Configuration created to add a phone number.

Set the criteria by which automatic backup will take place.

Setting Up the DBM Physical Interface

Procedure

1. Configure the DBM interface.

Main Menu Configuration ISDN Physical

2.Enable the interface, and enter the Service Profile IDs (SPIDs) and local phone numbers.

3.Save the configuration.

See Table 4-9, ISDN BRI DBM Physical Interface Options, or Table 4-10, ISDN

PRI DBM Physical Interface Options, for configuration information.

4-12

September 2002

9128-A2-GB20-80

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Paradyne CSU, DSU, 9126-II, 9128-II manual Setting Up Dial Backup, Setting Up the DBM Physical Interface