splitting IPs in shells
Splitting an IP-like number into its components
...without using perl, or awk, or other nasties:$ set `echo 10.20.30.40 | tr '.' ' '` $ echo $1 10 $ echo $2 20 $ echo $3 30 $ echo $4 40
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This is a collection of techical information, much of it learned the hard way. Consider it a lab book or a /info directory. I doubt much of it will be of use to anyone else.