Multitech MMH900, User Manual

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Chapter 5 - Commands
6.1 Introduction
The following procedures assume that your MultiMuxes (local and
remote) have been installed properly and the appropriate channel
devices have been connected to each channel.
6.2 MultiMux Operating Procedures
The MultiMux operating procedures cover entering parameters for both
your local and remote MultiMux units.
Table 6-1. MultiMux Operating Procedures
Channel
1 Turn power on to your MultiMux and supervisory console, type AT
and then hit Return. If you get an OK message back, you are
communicating with the command port.
2 Execute the parameter display command to display current channel
parameter status for your local MultiMux by entering the following:
ATL (hit Return)
The following will be displayed on your supervisory console:
Local Channel Parameter
STP FLOW ENQ/ PASS PASS
CHN SPD WORD BIT PARITY CONTROL ACK ECHO PACE EIA XON
01 19200 8 1 NONE XON/XOFF OFF OFF OFF OFF OFF
02 19200 8 1 NONE XON/XOFF OFF OFF OFF OFF OFF
03 19200 8 1 NONE XON/XOFF OFF OFF OFF OFF OFF
04 19200 8 1 NONE XON/XOFF OFF OFF OFF OFF OFF
If your MultiMux is communicating with a MultiMux MM16/32 and the
4-position DIP-Switches SW-1 and SW-2 are open, the following
screen is displayed . The channel numbers shown in the chart will
be the same as those virtual channel numbers selected by the 8-
position DIP switch SW-6, SW-7 and SW-8. A new column (DEST)
is added when communicating with a MM16/32 or MMH16/32.
Destination channel is set with the DC command.