Table 5-10. modem mode commands – Rice Lake CW-90X Over/Under/Washdown Checkweigher - Lantronix MatchPort User Manual

Page 52

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Configuration via Serial Mode or Telnet Port


MatchPort b/g™ User Guide

52

Message

Meaning

RING n.n.n.n.

A remote device, having IP address n.n.n.n, is connecting to this
device.

Numeric 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 Numeric Response option is in effect, the unit responds to an unrecognized
command string that is otherwise formatted correctly with the "OK" message 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 according to 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 5-10. Modem Mode Commands

Modem Mode
Command

Function

ATDTx.x.x.x,pppp or
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).

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