Network Connection Monitoring in Linux

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Revision as of 20:33, 17 April 2020 by Admin (talk | contribs) (Created page with " ss list out all connections. ss -t tcp only. ss -u udp only. ss -x unix only. ss -a -A udp report both "CONNECTED" and "LISTEN...")
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ss             list out all connections.
ss -t          tcp only.  
ss -u          udp only.
ss -x          unix only.
ss -a -A udp   report both "CONNECTED" and "LISTENING" sockets udp
ss -nt         tcp with hostnames not resolved.
ss -ltn        listening sockets only, tcp with hostnames not resolved.
ss -pnt        tcp with hostnames not resolved, associated process id's using connection. <- very useful
ss -s          summary statistics

netstat -natp  show active Internet connections
netstat -tupn

tcpdump -X -i eth0
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