Custom ssh command with port range forwarding

sshfr

# STEP 1: `$ mkdir ~/bin`
# STEP 2: `$ touch ~/bin/sshfr`
# STEP 3: `$ chmod +x ~/bin/sshfr`
# STEP 4: Copy the following contents into `~/bin/sshfr`
# STEP 5: Update .profile or .bash_profle: `$ export PATH=$PATH":$HOME/bin"`
# STEP 6: Reload .profile or .bash_profle E.g. `$ . ~/.bash_profile`

# The contents of sshfr is as follows
ADDRESS=$1
PORT_START=${2-49151}
RANGE_LEN=${3-10}
PORT_END=$((PORT_START + RANGE_LEN))
ssh $ADDRESS $(for i in `seq $PORT_START $PORT_END` ;do echo -L $i:localhost:$i ;done)