Difference between revisions of "Useful commands"
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Parsing ipv4 addresses from a log file, sorting, counting; | Parsing ipv4 addresses from a log file, sorting, counting; | ||
<pre> | <pre> | ||
| − | grep -E -o "([0-9]{1,3}[\.]){3}[0-9]{1,3}" maillog | sort | uniq -c | + | grep -E -o "([0-9]{1,3}[\.]){3}[0-9]{1,3}" maillog | sort | uniq -c | sort -n |
| + | |||
</pre> | </pre> | ||
Latest revision as of 15:44, 19 December 2018
Parsing ipv4 addresses from a log file, sorting, counting;
grep -E -o "([0-9]{1,3}[\.]){3}[0-9]{1,3}" maillog | sort | uniq -c | sort -n