typical ssh tunnel
ssh -N -p 22 i@linux.com

forward pop3 and smtp thtrough ssh

ssh -N -p 2022 i@linux.com


Forward Google Talk

ssh -g -p 2022 -N i@linux.com


Encript your HTTP Traffic

  ssh -D 5222 i@linux.com -N
  # set browser to localhost:5222

Tunelling X and VNC Sessions

ssh -X -p 2022 i@linux.com

ssh -p 2022 i@linux.com -L 5900:localhost:5900

client machine: ssh -R remoteport:localhost:22 i@svr
server side   : ssh -p 2048 localhost