Here's one problem!
Quote:
C:\Users\Mark>ping HPMEDIA
Pinging HPMEDIA.hsd1.nh.comcast.net [208.67.217.132] with 32 bytes of data:
|
The computer name resolves to a public IP address! That's clearly wrong!
I see you're running OpenDNS, and this is an issue I've seen before with their DNS servers. Try allowing all the computers to run using the automatic DNS addresses from the ISP and not using OpenDNS.