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Linux Common Command nc

Shulou Source: shulou.com Published: 2022-06-03 07:25:09 09月21日 Update

The most common use of the nc command is:

1. Test the TCP port

Nc-vz ip tcp-port

2. Test UDP

Nc-uvz ip udp-port

3. Temporarily monitor the TCP port

Nc-l port

4. Permanently monitor the TCP port

Nc-lk port

5. Temporarily monitor UDP

Nc-lu port

6. Permanently monitor UDP

Nc-luk port