Error Warning "Event SRV error 2012 in Windows Server 2008 R2" is being logged with increasing frequency.
NIC drivers were updated recently. There are some drops in the switches.
This is the error:
While transmitting or receiving data, the server encountered a network error. Occassional errors are expected, but large amounts of these indicate a possible error in your network configuration. The error status code is contained within the returned data (formatted as Words) and may point you towards the problem.