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dewijones92
Asked: 2022-02-09 13:55:21 +0800 CST

How have I managed to start two netcat servers on the same port?

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dewi@dewiserver:~/code/dot-files/vpn$ s | grep  8889
tcp               LISTEN                 0                   1                                                                                          0.0.0.0:8889                                               0.0.0.0:*                     users:(("nc",pid=2997375,fd=3)) uid:1000 ino:40683621 sk:890 <->
tcp               LISTEN                 0                   1                                                                                          0.0.0.0:8889                                               0.0.0.0:*                     users:(("nc",pid=2997227,fd=3)) uid:1000 ino:40677127 sk:891 <->
dewi@dewiserver:~/code/dot-files/vpn$

I don't quite get what is going on. How was I permitted to start a process that listens to an inuse port?
thanks

linux

0 Answers