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Table 20-3 Advanced WAN Port Setup: AT Commands Fields
FIELD
AT Command
Strings:
Dial Enter the AT Command string to make a call.
Drop Enter the AT Command string to drop a call. "~" represents a one
second wait, e.g., "~~~+++~~ath" can be used if your modem has a
slow response time.
Answer Enter the AT Command string to answer a call.
Drop DTR When
Press the [SPACE BAR] to choose either
Hang Up
Yes is selected (the default), the DTR (Data Terminal Ready) signal
is dropped after the "AT Command String: Drop" is sent out.
AT Response String:
CLID (Calling Line
Enter the keyword that precedes the CLID (Calling Line Identification)
Identification)
in the AT response string. This lets the Contivity 221 capture the
CLID in the AT response string that comes from the WAN device.
CLID is required for CLID authentication.
Called Id Enter the keyword preceding the dialed number.
Speed Enter the keyword preceding the connection speed.
Table 20-4 Advanced WAN Port Setup: Call Control Parameters
FIELD
Call Control
Dial Timeout (sec)
Enter a number of seconds for the Contivity 221 to keep trying to
set up an outgoing call before timing out (stopping). The Contivity
221 times out and stops if it cannot set up an outgoing call within
the timeout value.
Retry Count
Enter a number of times for the Contivity 221 to retry a busy or no-
answer phone number before blacklisting the number.
WAN and Dial Backup Setup 20-5
DESCRIPTION
Yes or No. When
DESCRIPTION
Contivity 221 VPN Switch User's Guide
DEFAULT
atdt
+++ath
ata
Yes
NMBR =
TO
CONNECT
DEFAULT
60 seconds
0 to disable
the blacklist
control
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