Do this simple test for us. Using your browser go here: http://www3.limewire.com:6346/ The page should say 'Your test worked!'. What happens when you go there?

Wireless devices tend to be a little trouble-some sometimes. It most likely uses a nat firewall & may require port forwarding. Check your manual or online support for your device to find out how to do. Normal steps are: 1. set up a Static ip. 2. Forward port 6346. 3. Manual port forward instructions & sample image & 2 posts after that.
I didn't quite catch your specific details of your device but I'm sure you know where to find them. Keep in mind you can only forward one port no. per computer per application.