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common/: dig, gzip, rm, sort, zfs, zpool linux/: apt-get, shutdown osx/: airport, caffeinate, diskutil, networksetup open, pgrep, qlmanage, say, shutdown, sysctl, system_profiler Edits to existing pages: curl: Added simple download example find: Added iname and size exmaples grep: Edited -c description ps: Added wide lines example ssh: edited -D description, added simple port forwarding example unzip: added list option
20 lines
586 B
Markdown
20 lines
586 B
Markdown
# SSH
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> Secure Shell is a protocol used to securely log onto remote systems.
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> It can be used for logging or executing commands on a remote server.
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- connecting to a remote server
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`ssh {{username}}@{{remote_host}}`
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- connecting to a remote server with specific port
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`ssh {{username}}@{{remote_host}} -P {{2222}}`
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- ssh tunneling: dynamic port forwarding (SOCKS proxy on localhost:9999)
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`ssh -D {{9999}} -C {{username}}@{{remote_host}}`
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- ssh tunneling: forward a specific port (localhost:9999 to slashdot.org:80)
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`ssh -L {{9999}}:slashdot.org:80 {{username}}@{{remote_host}}`
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