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awsome!!! it worked fine!

hello team -

anyone can help shwoing how to grep a file showing the lines above and below?

Thx
Bragabio

below one of ways to do it:

>
> a="NZ-deploy-mode-1.15-Linux.x86_64.rpm"
> echo $a | cut -f 1,2,3 -d -
NZ-deploy-mode
>

you can create a script which will read from a file hostname and port, than you can analyse the string output (refused) or (connected). Make sense?
echo " " | telnet hostame port


Video tutorial...