Connect with specific key

Specify an identity file explicitly

ssh -i ~/.ssh/id_ed25519 user@host
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ssh15 commands
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ssh

More ssh commands

  • ProxyJump through bastion
    ssh -J bastion.example.com user@internal-host

    Single-hop jump through bastion host

  • Multi-hop jump chain
    ssh -J user@bastion1,user@bastion2 user@target

    Chain multiple jump hosts in one command

  • Local port forward
    ssh -L 5432:db.internal:5432 user@bastion -N

    Forward localhost:5432 to db.internal:5432 via bastion

  • Remote port forward
    ssh -R 8080:localhost:3000 user@vps -N

    Expose local port 3000 as port 8080 on VPS

  • Dynamic SOCKS proxy
    ssh -D 1080 user@vps -N -f

    Create a local SOCKS5 proxy tunnelled through VPS

all 15 ssh commands