Deste artigo da Microsoft:
Como alterar a ordem de associação dos adaptadores de rede no Windows XP e no Windows 2000
(ainda funciona em versões mais recentes do Windows)
How to change the binding order of network adapters
- Click Start, click Run, type ncpa.cpl , and then click OK.
You can see the available connections in the LAN and High-Speed Internet section of the Network Connections window.- On the Advanced menu, click Advanced Settings, and then click the Adapters and Bindings tab.
- In the Connections area, select the connection that you want to move higher in the list. Use the arrow buttons to move the connection.