Event Message:

Backlog of pending datagram sends reached. Please increase the value of Tcpip\\Parameters\\DGMaxSendFree in the registry.

Source Event Log Event ID Event Type
Tcpip System 4265 Warning

Explanation:

The DGMaxSecondFree registry entry located at HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters must be increased to handle additional datagrams.

User Action:

The format of this entry should be changed using Network and Dial-up Connections in Control Panel.