zentara,
I created a new post for this problem but I think the basic problem now is creating another thread to do additional processing after a thread for monitoring STDIN has been created. Link below:

http://perlmonks.org/index.pl?node_id=930015

In reply to Re^10: Problem handling 2 simultaneous socket streams by PhillyR
in thread Problem handling 2 simultaneous socket streams by PhillyR

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