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tldr/pages/linux/ss.md
Srinivasan R 2097cf359d Add extra newline between consecutive commands examples.
These 6 files had multiple examples all separated by a single newline.
While rendering it in markdown, the examples all come up in a single
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Adding another newline makes rendering better.
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2015-10-28 22:40:44 +05:30

514 B

ss

Utility to investigate sockets

  • Dump all TCP/UDP/RAW/UNIX sockets

ss -a {{-t/-u/-w/-x}}

  • Show process(es) that using socket

ss -p

  • Filter TCP sockets by states, only/exclude

ss {{state/exclude}} {{bucket/big/connected/synchronized/...}}

  • Filter sockets by address and/or port

ss -t dst 1.2.3.4:80

ss -u src 127/8

ss -t 'dport >= :1024'

ss -x "src /tmp/.X11-unix/*"

ss -t state established '( dport = :ssh or sport = :ssh )'

  • Only list IPv4 or IPv6 sockets

ss {{-4/-6}}