Cannot see computers from other compters on the network

[sleeparchitect]

I have 6 computers on a network all using windows 2000. All were working fine this morning I came in and now I can only see three computers and the other three see each other. how do I fix this?

 

[Saga Lout]

I have 6 computers on a network all using windows 2000. All were working fine this morning I came in and now I can only see three computers and the other three see each other. how do I fix this?

Power down the hub and all the computers then restart the hub and one computer at a time.[/#000ff]