ADTRAN 1204006L1 Bedienungsanleitung PDF herunterladen (Seite 119)

Chapter 10. Dial Backup Configuration

61200208L1-1 Express 5210 User Manual 10-5

Wait to Redial (REDIAL DELAY)

This option works in conjunction with the preceding

EDIAL

OUNTER

. It selects the amount of time between redial attempts to

connect the backup line. The amount of time, which is manually

entered, can be up to 60 seconds. The factory default setting is 15

seconds.

DBU Card Configuration Options

The following selections are dependent upon the type of DBU card

installed (if any). If no card is installed or if the 4-Wire SW56 card is

installed, then the selections in this section do not appear.

ISDN DBU Card

When an ISDN DBU interface card is installed, select

ISDN

PTIONS

to access the following ISDN configuration parameters:

Switch Type

Select which type of telco CO switch is providing your ISDN

service. There are four switch options:

UCENT

5ESS

DMS 100

ATIONAL

, and

NEC.

B-Channel Bit Rate (B-CH BIT RATE)

Select the channel bit rate for the ISDN service. Select

unless

your service only provides

SPID

Enter the service profile identifier (

SPID

) into this field. The

SPID

is a sequence of digits identifying ISDN terminal equipment to the

ISDN switch when more than one ISDN set has been attached to

the same central office line. The

SPID

is assigned by the telco when

the ISDN line is installed and normally resembles the phone

number.

Only the Lucent 5ESS switch is capable of recognizing a

point-to-point configuration, eliminating the need for a

SPID

. All

other switch types require a

SPID

LDN

Enter the

LDN

. This seven-digit number is assigned by the telco

when the ISDN line is installed.

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