Tips:
Full-duplex: Data can be sent while data is being accepted. Data can also be received while data is being sent.
Half Duplex: is not sent at the same time as received. Cannot be received at the time of sending.
Action method:
1, the property click on the win7 system desktop "Network" icon select the "Properties" option;
2. Click on the "local connection" item in the Open Network and Sharing Center interface;
3, in the Open Local Connection window, click the "Properties" button;
4, and then continue to click the "Configuration" button;
5. In the Open property interface, switch to the Advanced tab, and then select the Connect speed and Duplex mode option in the list of properties below;
6, and then in the right "value" list to choose, the default setting is "Automatic detection", the setting is complete, restart the computer can be.