SSH to a machine's internet address if it is not present on your local network

ping localip -c 1 -W 1 &> /dev/null && ssh localip || ssh globalip
Ping machine once, waiting 1 second for response until failing. Upon fail, ssh globally, otherwise ssh locally.

1
By: trey
2009-02-05 10:40:26

What Others Think

+1 if you allow me I would add for i in {1..254}; do ping -c 1 -W 1 10.1.1.$i | grep 'from'; done how to find the computer turned on in your network and sudo arp-scan 192.168.1.0/24 -interface eth0 how to find the routers...
0disse0 · 383 weeks and 1 day ago

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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