what is the ip address dns and gateway of a workstation that won't go on the internet

what is supplying an ip address to the work stations the router? do the workstations get an ip address? can you ping the router?

This seems to far complicated to resolve on a forum, Can you ping the router, does the router have the proper isp settings? Can you ping an internet ip address? Is there a problem with your isp?

The router should pick up the ip address from Comcast, you may need to re-default the router by holding down the reset button while powering it on. Are you trying to get the wireless network up or...

You have to power cycle the modem and router. Turn off the modem and router. Turn on the modem then the router the modem needs to pick up the mac address of the router right now it knows the mac...