Is there a unique header sent by all mobile devices?

Is there a unique header sent by all mobile devices? SearchSearch
Author Message
John
Unregistered guest
Posted on Friday, March 05, 2004 - 12:12 am:   

Hi,

I'm trying to find a way of limiting some content on a WAP site to just one phone/PDA, and was wondering if there is a unique identifier that is sent with all WAP/HTTP methods. I'm guessing that the phone number is not sent, so is there something else?

Thanks for any responses.