At the command prompt:
PING 206.190.60.37
PING yahoo.com
NBTSTAT -n
IPCONFIG /ALL
Check your Services are Started on all PCs:
COM+ Event System (for WZC issues)
Computer Browser
DHCP Client
-
Network Connections
Network Location Awareness
Remote Procedure Call (RPC)
Server
TCP/IP Netbios helper
Windows Zero Configuration (wireless configurations)
Workstation