ssh Tunnel

An ssh Tunnel is a communication channel using SSH Tunneling Protocol.

• Example(s):
  • $ Remote_Host=ec2-54-211-23-27.compute-1.amazonaws.com
$ SSH_Tunnel_Port=8192
$ Remote_Host_Port=8192
$ ssh -vvv -o ServerAliveInterval=10 -i ~/.ssh/GM-RKB.pem -N -L ${SSH_Tunnel_Port}:${Remote_Host}:${Remote_Host_Port} hadoop@${EMR_Master}
  • $ ssh -i ~/GM-EMR.pem -ND ${SSH_Tunnel_Port} hadoop@${Remote_Host} # Dynamic ssh tunneling.
• Counter-Example(s):
  • a Browser Proxy.
• See: ssh, scp.

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