computer discovery

Computer 1 has W7 64 bit Primary computer Computer 2 has W7 64 Bit Lap top Computer 3 has Vista 32 On Computer one I can see Computers 2 and 3 no problem On Computer Two I can see computer 3 On Computer Three I can see computers 1 and 2 My problem is why can't I see computer 1 (my primary...

I have 2 questions, I am migrating an XP workgroup to 7. I have two new 7 machines, one sees all of the other computers on the network, the other one only see 1/2 of them. On the machine that only sees 1/2 of them, if i search with a Link Removed i can see them. Does anyone know why one...

My new windows 7 computer can't see most of the other computers on my network. Only the one running Vista is visible. It saw the network yesterday, but wont even prompt me for my password today. A profile application run on the new machine can see the network. Please advise.

I know that the Windows 7 Homegroups only work with other PC with homegroup. But I'm trying to find my other computers running XP with my windows 7 laptop. I've searched through the forums but haven't found any answers. The other computers can see me but they can't access me.