Wireless running with 3G, this is not what you think.

Hi

I have a 3g dongle installed witch is my insternet connection.

now the lekker part. I have installed a wireless dongle and wireless router that is not suppose to connect to the internet.

Now i want to run the wireless dongle with the wireless router to connect to the wireless printer.

But assoon as i connext my wireless dongle i lose internet access via the 3g dongel.

how do i run these 2 networks together?