Load Balance Network Adapters
If you have two or more network cards in your system this setting allows you to distribute the number of connections, or sessions among the adapters according to a randomizing algorithm.
Open your registry and find the key below.
Create a new DWORD value, or modify the existing value called 'RandomAdapter' using the settings below.
Exit your registry, you may need to restart or log out of Windows for the change to take effect.
Settings:
System Key: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\NetBT\Parameters]
Name: RandomAdapter
Type: REG_DWORD (DWORD Value)
Value: (0 = disabled, 1 = enabled)