3Com Switches

network slow and computers freezes

On our network ,most if not all of the computers freezes.we do not know whether the problem is anti-virus or microsoft updates.we receive messages like buffer overflow and generic host process win32.can some one help with this problem.we are using mcfee anti-virus Software/Hardware used: hp...

problem encountered between 3com 4950 to catalyst 500

I encountered a problem between the connection of 3 com (4950) to catalyst express 500. 3 com is located in the server room and act as our distribution switch, from server room it is connected to catalyst 500 using fiber optic cable (multi mode). I connect the 3 com to the sfp uplink of the...