Windows 7 Service Details
Maintains internet connections. Internet still works without it, unless your provider has different requirements. Also used for making connections to remote printers, etc.
Creates and maintains client network connections to remote servers using the SMB protocol.
Consequences of Stopping:
? If this service is stopped, these connections will be unavailable. If this service is disabled, any services that explicitly depend on it will fail to start.
All services listed in 'Required For' will be unable to function
Netlogon, Computer Browser, Remote Desktop Configuration