i just purchase a surfboard sb5120 modem when i connect it to the cable all the light came on ok because i have a modem before when i click on internet explorer it take me to the comcast screen
this happen before with a old modem i have and they advised me that my modem just need to be syncronized the give me some info like a proxy number and a port number to register the modem again does any one know the instruction how to register a modem without the comcast cd when i click on the thing that say download it gave me a page cannot displayed screen