In linux, quick test if remote port is open
cat < /dev/tcp/[remote ip]/[port]<br>
example:<br>
test ssh
cat < /dev/tcp/[remote ip]/22<br>
you can also test udp
Written by Miguel Quintero
Related protips
Have a fresh tip? Share with Coderwall community!
Post
Post a tip
Best
#Linux
Authors
Sponsored by #native_company# — Learn More
#native_title#
#native_desc#