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P-662H/HW-D Series User’s Guide
106 Chapter 5 WAN Setup
Figure 52 WAN Dial Backup Modem Setup
The following table describes the labels in this screen.
Table 29 WAN Dial Backup Modem Setup
LABEL DESCRIPTION
AT Command
Strings
Dial
Type the AT Command string to make a call. Example: atdt
Drop Type the AT Command string to drop a call. "~" represents a one second wait, for
example, "~~+++~~ath" can be used if your modem has a slow response time.
Answer
Type the AT Command string to answer a call. Example: ata
Drop DTR When
Hang Up
Select this check box to have the ZyXEL Device drop the DTR (Data Terminal
Ready) signal after the "AT Command String: Drop" is sent out.
AT Response
Strings
CLID
Type the keyword that precedes the CLID (Calling Line Identification) in the AT
response string. This lets the ZyXEL Device capture the CLID in the AT response
string that comes from the WAN device. CLID is required for CLID authentication.
Example: NMBR
Called ID Type the keyword preceding the dialed number.
Speed
Type the keyword preceding the connection speed. Example: CONNECT
Call Control
Dial Timeout Type a number of seconds for the ZyXEL Device to try to set up an outgoing call
before timing out (stopping). Example: 60
Retry Count Type a number of times for the ZyXEL Device to retry a busy or no-answer phone
number before blacklisting the number. Example: 0