after second disconnecting user time out 30sec

pre-conditions: 1. Install telnet

Steps:

1. open file: Helloworld.exe
2. open: cmd
3. open: cmd
4. open: cmd
5. open: cmd
6. open: cmd
7. enter to all cmd windows: telnet 127.0.0.1 4010
8. click Enter in all cmd windows

Expected Results:
discconect user out time 20sec

actual result:
discconect first user time out 20sec
after second user discconect time out 30sec