When you are going out for a trip, you may have internet access through wire.
Your mobile device cannot connect the internet through the CAT 5 cable provided by hotel.
You may want to create a wireless hotspot in hotel with you laptop. The easier way to create a wireless hotspot is installed a software in your laptop and convert the wired signal to wireless signal through your wireless LAN card. To know more, go to the following URL:
http://www.connectify.me/
