Westermo TDW-33 - Manual (Page 43)

6618-3202 43
*WDB – Dial Backup
Supported by: TD-36 485 TR-36B
Description
This command set and display the dial backup parameters and data.
When the dial backup function is configured and enabled, the 2-wired leased line will
have a PSTN backup line. If the leased line connection is lost, the modem will try
(number of retries) to reconnect before it will try to connect (to the number specified)
on the PSTN line. If the reconnect time is set and the backup line is used, the modem
will close the PSTN connection after the specified number of minutes and then try to
connect on the 2-wired leased line
Syntax:
AT*WDB = <”num”>,<retries>,<time>
AT*WDB = ?
AT*WDB?
Parameters:
<”num”>
Dial backup number string (0-16 characters)
<retries>
Number of connect fails (0-9, 3 Default)
<time>
Time before reconnect (0-255, 0 Default = OFF)
Command example Possible responses Note
AT*WDB = ”12345”,3,1 OK Dial 12345 on the PSTN
line after 3 failed con-
nection retries on the 2
leased line connection.
Disconnect the PSTN line
and try to make a new
connection on the leased
line connection after 1
minute.
AT*WDB? *WDB: 12345, 3, 1 List parameters
OK
AT*WDB = ? *WDB: (“0-16 CHAR”), List command parameters
(0-9), (0-255)
OK
ERROR Otherwise
S register: None