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Created November 17, 2015 21:20
What would you like to do?
Test outgoing open ports
LC_ALL=C nc -vzw5 $1 2>&1 | grep -v 'Connection timed out'
N=50 # Specify number of ports to check at once
for port in {1..65535}; do # Specify port range to check here
((i=i%N)); ((i++==0)) && wait
task "$port" &
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Atomis70 commented Mar 2, 2017

super useful to test which port is open at my college ;)

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