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network-security
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| # Check network | |
| sudo tcptrack -i ens160 | |
| sudo iftop -n | |
| sudo tcpdump | |
| # Check port listen | |
| sudo lsof -i -P -n | grep LISTEN | |
| sudo netstat -tulpn | grep LISTEN | |
| sudo lsof -i:22 ## see a specific port such as 22 ## | |
| sudo nmap -sTU -O IP-address-Here |
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