NetConnectChoose

NetConnectChoose is a simple tool that allows you to easily choose the Default Internet connection that will be used by all Internet applications, when you have more than a single Internet connection on the same time. (Each connection on different network adapter)
It also displays extensive information about every active network/Internet connection, including network adapter name, MAC Address, Name Servers, MTU, Interface Speed, current incoming/outgoing data speed, number of received/sent packets, received/sent bytes, and more...