Bash: sort IP addresses

It’s very easy sorting IP-list.
For example you have file ‘ip-list’. To sort IP’s redirect file contents to following sort command. Also collect only unique IP’s in yours list.

cat ip-list | sort -n -t . -k 1,1 -k 2,2 -k 3,3 -k 4,4 | uniq >> sorted-ips

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