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Callback Security Commands
Command: #CBAn Callback Attempts
Values:
n = 1–255
Default:
4
Description:
Sets the number of callback attempts that are allowed after passwords have been
exchanged between modems.·
Command: #CBDn Callback Delay
Values:
n = 0–255
Default:
15
Description:
Sets the length of time (in seconds) that the modem waits before calling back the remote
modem.
Command: #CBF? Callback Failed Attempts Display
Values:
n/a
Default:
n/a
Description:
Requests the number of failed callback passwords since reset or power-up. This number
can be stored to nonvolatile memory using the &W command.
Command: #CBFR Callback Failed Attempts Reset
Values:
n/a
Default:
n/a
Description:
Resets the number of failed callback passwords to 0. This does not reset the number stored
in nonvolatile memory.
Command: #CBIn Local Callback Inactivity Timer
Values:
n = 1–255
Default:
20
Description:
Sets the time (in minutes) that the modem waits for a command before forcing the user to
enter the setup password again.
– Store Callback PCommand: #CBNy=x Store Callback Password
Values:
y = 0–29
x = password
Defaults:
None
Description:
Sets the callback security password for the y memory location. The password must have 6
to 10 characters, and cannot include the + or - characters.
Command: #CBPn Callback Parity
Values:
n = 0, 1, or 2
Default:
0
Description:
Sets parity for the callback security messages.
#CBP0
#CBP1
#CBP2
Command: #CBRy Callback Security Reset
Values:
y = 0–29
Default:
None
Description:
Clears the password and phone number in the y memory location.
Multi-Tech Systems, Inc. AT Commands Reference Guide (PN S000272E)
No parity.
Odd parity.
Even parity.
Chapter 1 – AT Commands
23
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