Repos-que-me-gustan/the-book-of-secret-knowledge-copy
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Merge pull request #78 from lbonanomi/awkwards

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Minor awk tweak
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@trimstray 2019-03-11 15:09:39 +01:00 committed by GitHub
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1 changed files with 2 additions and 7 deletions
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@ -2646,13 +2646,8 @@ ___
###### Graph # of connections for each hosts
```bash
netstat -an | \
grep ESTABLISHED | \
awk '{print $5}' | \
awk -F: '{print $1}' | \
grep -v -e '^[[:space:]]*$' | \
sort | uniq -c | \
awk '{ printf("%s\t%s\t",$2,$1) ; for (i = 0; i < $1; i++) {printf("*")}; print "" }'
netstat -an | awk '/ESTABLISHED/ { split($5,ip,":"); if (ip[1] !~ /^$/) print ip[1] }' | \
sort | uniq -c | awk '{ printf("%s\t%s\t",$2,$1) ; for (i = 0; i < $1; i++) {printf("*")}; print "" }'
```
###### Monitor open connections for specific port including listen, count and sort it per IP