106
For example, we set the publisher
pub1
to write the critical topic.
Additionally, we also the subscribers
sub1
and
sub3
can read the critical topic.
Thus, when
pub1
is sending the message only the
sub1
, the
sub3
can receive it.
12.4
Virtual COM > Remote Management
You can access the remote serial device (e.g. Console) by the Virtual COM server feature.
When you set up the above environment, use the Virtual COM software (e.g. USR-VCOM) to
simulate the COM device. After the simulation, the user can use the terminal tool (e.g. putty,
tera term) to access the remote serial device Console.
l
How to set up
The router provides RS-232 (COM1, COM2) and RS-458 (COM3). You can choose one serial
port to connect the device. For example, if you use COM2 to connect the serial device, you
need to adjust the setting like baud rate, date bits to fit the device. You can use the web UI to
set up the serial settings and open the Virtual COM server feature for COM2.
First, you need to navigate to the
System -> COM ports
. The web UI shows the following
picture.
LTE Router
Virtual Com Server
PC with
Virtual Com Software
www.e-rake.us.com
