Step 2 :- Open your notepad and write tis code as it is. @echo off: A Cls echo MESSENGER set /p n=User: set /p m=Message: net send %n% %m% Pause Goto A3. Step 3 :- Now save this as "Messenger.Bat”. Step 4 :- Drag this file (.bat file)over to Command Prompt and press enter! Step 5 :- You would then see some thing like this: MESSENGER User: Step 6 :- After "User” type the IP address of the computer you want to contact. Step 7 :- Before you press "Enter” it should look like this: MESSENGER User: IP_Address User: IP_Address Message: Hi, How are you ? Message: Hi, How are you? Step 8 :- Now all you need to do is press "Enter”, and start chatting.