network connection #2

Why ? I can delete #2 , but where is 0 or 1?
Problem: restart comp. lost network. Changing protocol NWLink and restaring 2-3 times get working. In network test have 000001 intelPro/100 and 000003 intelPro/100 connection #2. And Packet Sched.Miniport 000010,11,12.
2 computer /WinXP home x2/ , 2IP, hub ,cable internet, same protocols Tcp/ip etc.