Re: sorting IP addresses

Tim McNamara <[email protected]> Thu, 22 Dec 2011 14:48:36 +1300

Newsgroups	gmane.org.user-groups.linux.new-zealand.general
Message-ID	<CA+YLJLuPzyQrr4umJ9aR8FuVbm8Ug18ZArPm64KEY7TLxD3hyg@mail.gmail.com>

On 22 December 2011 14:46, Tim McNamara <[email protected]> wrote:
> `sort -n` does a good job with most numbers, but is imprecise with IP4
> addresses because they're apparently tokenized by the first
> non-numeric character.
>
> How would I recursively sort through all four fields of a form nnn.nnn.nnn.nnn?

Sorry, forgot to engage 'use a search engine for search' mentality.
Answer found[0]:

sort -n -t . -k 1,1 -k 2,2 -k 3,3 -k 4,4

[0]: http://www.madboa.com/geek/sort-addr/

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