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Configuration Via Serial Mode or Telnet Port
5-12 WiPort™ User Guide
Message Meaning
CONNECT A network connection has been established.
NO CARRIER A network connection has been closed.
RING n.n.n.n.
A remote device, having IP address n.n.n.n, is connecting to this
device.
1-Character Response
0 OK
1 Connected
2 Ring
3 No Carrier
4 Error
Received commands must begin with the two-character sequence AT and be
terminated with a carriage return character.
The unit ignores any character sequence received not starting with AT, and only
recognizes and processes single AT-style commands. The unit treats compound AT
commands as unrecognized commands.
If the Full Verbose option is in effect, the unit responds to an unrecognized command
string that is otherwise formatted correctly (begins with AT and ends with carriage
return) with the OK message and takes no further action.
If the 1-Character Response option is in effect, the unit responds to an unrecognized
command string that is otherwise formatted correctly with OK and takes no further
action.
When an active connection is in effect, the unit transfers data and does not process
commands received from the serial interface.
When a connection is terminated or lost, the unit reverts to command mode.
When an active connection is in effect, the unit terminates the connection if it
receives the following sequence from the attached serial device:
No serial data is received for one second.
The character sequence +++ is received, with no more than one second
between each two characters.
No serial data is received for one second after the last + character. At this
time, the unit responds affirmatively per the selected echo/response mode.
The character string ATH is received, terminated with a carriage return. The
unit responds affirmatively according to the selected echo/response mode
and drops the network connection. The serial interface reverts to accepting
command strings.
If this sequence is not followed, the unit remains in data transfer mode.
Table 5-9. Modem Mode Commands
Modem Mode
Command
Function
ATDTx.x.x.x,pppp or
ATDTx.x.x.x/pppp
Makes a connection to an IP address (x.x.x.x) and a remote port
number (pppp).