30
30
6) Now whenever some data arrives on the serial port of WirelessCom/G10, it will connect to the
telnet application on you PC (provided that the telnet application is running on your PC) and
transfer the data.
* Make sure that IP of your PC is public and static (not required if you are in a VPN). Following
are private IPs ,
10.0.0.0 to 10.255.255.255 ,
172.16.0.0 to 172.31.255.255 and
192.168.0.0 to 192.168.255.255
** If your PC is in LAN, behind a router, make sure that you have enabled port forwarding to the
address of your private IP (LAN IP).
b) Using Netcat on Server PC
Netcat is a software which can be used for wide variety of operations related to TCP/IP
communication. It is available for free to download. This application can be used to create a TCP
port of any number (not just 23 as in case of Microsoft’s Telnet application) and set in listening
mode.
Requirements:
PC with Static IP (not required if you are in a VPN), Port forwarding in case your
PC is connected in LAN/ behind a router, Internet connection, Netcat
PC-side setup:
1) Download the application from the net
2) The application does not have any installer. The download contains the source code and an
executable file.
3) When you download the application from the net, unzip the folder and place the folder in your
root directory for example C: drive.
4) To launch Netcat application you will have to go to the command prompt.
5) On the bottom left corner of your desktop click
Start
and then click
Run
.
6) A dialog box will pop-up, in the field
Open:
type
cmd
and press
OK
.
7) This action will open a command window on your desktop.
8) Go to your root directory by entering the command
cd\
and you would see the command prompt,
C:\>
9)
To execute netcat, type the following and press the return/enter key
C:\> cd nc
10) You will now enter into the application and the prompt will look as follows,
C:\nc>
