How to view ports under Windows by program

Source: Internet
Author: User

Sometimes when installing the program, the XX port is occupied, you can use the cmd command to see what the program occupies 1. Netstat-ano view the corresponding port corresponding program PIDFor example:
  1. C:\>netstat-ano
  2. Active Connections
  3. Proto Local Address Foreign address State PID
  4. TCP 0.0.0.0:135 0.0.0.0:0 LISTENING 1760
  5. TCP 0.0.0.0:445 0.0.0.0:0 LISTENING 4
  6. TCP 0.0.0.0:2967 0.0.0.0:0 LISTENING 660
  7. TCP 0.0.0.0:3389 0.0.0.0:0 LISTENING 1712
  8. TCP 0.0.0.0:3934 0.0.0.0:0 LISTENING 728
  9. TCP 0.0.0.0:10700 0.0.0.0:0 LISTENING 4920
  10. TCP 10.186.20.116:21 0.0.0.0:0 LISTENING 272
  11. TCP 10.186.20.116:80 0.0.0.0:0 LISTENING 4516
You can see that the 21-port-occupied process PID is 272. 2. Tasklist view the corresponding PID number of the program
    1. TASKLIST/FI "PID eq pid"
Cases
    1. C:\>TASKLIST/FI "PID eq 272"
    2. Image name PID session name Session # Memory usage
    3. ========================= ====== ================ ======== ============
    4. ServUDaemon.exe 272 Console 0 3,980 K
3. If you want to release the port with the Tskill PID commandexample, if you want to release port 21
    1. Taskill 272


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Transferred from: http://blog.chinaunix.net/u2/88533/showart_1815741.html

How to view ports under Windows by program

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