Table of Contents
Advertisement
AT Commands
Dial / Leased Line &L
&L selects line operation as required:
Command
&L
&L1
&L2
Dial Backup *DB
Command
*DB
*DB1
Return to Leased Line from Dial Backup
During dial backup operation, *LB makes the modem return to leased
line operation.
During leased line operation with forced answer enabled, *LB makes
the modem wait for a dial backup call.
Manual Dial Backup *LD
*LD dials the autodial number if the modem is in originate mode with
manual dial backup selected. Available in leased line operation only.
Answer / Originate *OR
*OR forces the modem to answer or originate mode. This option is used
during 2- and 4-wire leased line operation with error correction and/or
dial backup.
Command
Operation
*OR
Force originate
*OR1
Force answer
Leased Line Transmit Level *TLn
Command Operation
*TLn
Sets leased line TX level to n where n is a number 0
through 30 corresponding to a TX level of 0 to -30
dBm
5-36
Operation
Dial (switched)
Leased (private) 2-wire
Leased (private) 4-wire
Operation
Manual dial backup operation
Automatic dial backup operation
Modem 3600
*LB
Advertisement
Table of Contents
