Difference between revisions of "Useful commands"
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(Created page with "Parsing internet addresses from a log file, sorting, counting; grep -E -o "([0-9]{1,3}[\.]){3}[0-9]{1,3}" maillog | sort | uniq -c") |
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| − | Parsing | + | Parsing ipv4 addresses from a log file, sorting, counting; |
| + | <pre> | ||
| + | grep -E -o "([0-9]{1,3}[\.]){3}[0-9]{1,3}" maillog | sort | uniq -c | sort -n | ||
| − | + | </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