wireless network - no signal. Hardware and Software Networking by Steve Taylor I have a wirelessnetwork in my home. My daughter visited at Christmas and her … Re: wireless network - no signal. Hardware and Software Networking by sennetor Mac address filtering can cause exactly wot your describing. you need to go into the router's config utility and turn mac filtering off or add your daughters card to the allow list. Re: wireless network - no signal. Hardware and Software Networking by Steve Taylor Ummm, don't know how to do that. Know of a tutorial? Re: wireless network - no signal. Hardware and Software Networking by Steve Taylor Correction. I know how to get to the config, odn't know how toget her MAC