How to change the privilege of an application when access to tcp port in Ubuntu

I just install Ubuntu 13.10 in a VM.  When I try to run the application, It give me the following error

'No permission to access serial or tcp port!'

What do I need to change the privilege of the application and how?

see the attached.

The program I try to run is diagslave
app1.JPG
tommym121Asked:
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Seth SimmonsConnect With a Mentor Sr. Systems AdministratorCommented:
did you try putting sudo in front of the command when you started it?
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tommym121Author Commented:
Thanks
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