Voronenko · April 24, 2015 10:50
diff --git a/findport b/findport
 #!/bin/bash
 ss -tln | 
  awk 'NR > 1{gsub(/.*:/,"",$4); print $4}' |
  sort -un |
  awk -v n=3000 '$0 < n {next}; $0 == n {n++; next}; {exit}; END {print n}
	#!/bin/bash
	ss -tln \|
	awk 'NR > 1{gsub(/.*:/,"",$4); print $4}' \|
	sort -un \|
	awk -v n=3000 '$0 < n {next}; $0 == n {n++; next}; {exit}; END {print n}