If your $_ comparison doesn't work, that usually indicates that it doesn't hold what you expect. 
print $client "Thank you for your command: ->$_<-\n";
print OUT "->$_<-\n";

[download]
In my testing, I saw some spurious \r (carriage return) characters -- that may have been due to my use of a telnet client. A simple tr/\r//d; before the chomp fixed it for me.

In reply to Re: File I/O while using Sockets? by chromatic
in thread File I/O while using Sockets? by jgallagher

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