authorized_keys examples

xahria@home$ cat authorized_keys

# Unrestricted access with this key
1024 35 20040121...1051 Lainee's Laptop Key

# Allow this key only from work, rather limited
no-port-forwarding,from="204.18.299.*" 1024 33 8277282571523401...

# Allow specific port forwards for this key
permitopen="www:80",permitopen="squid:3128" ssh-dsa AAAEx28MvZa...

# Run the command listed, regardless what they'd attempted.
command="/usr/bin/uptime",no-port-forwarding ssh-dsa AAA0Ua9456...
command="/etc/init.d/squid restart",no-port-forwarding 1024 33 ...
command="/etc/init.d/apache restart",no-port-forwarding 1024 35...
command="/etc/init.d/samba restart",no-port-forwarding ssh-rsa ...
command="/sbin/reboot",no-port-forwarding ssh-dsa AAAAMdcG4rR91...
command="/opt/bin/mirror_sync",no-port-forwarding ssh-rsa AAAAM...