A problem in the card and re-installed the network card drivers, the system will automatically create a link, and this connection will be from the "local connection" to "Local Area Connection 2." The "local connection" of the relevant information is still present in the system.
When you are in the "Local Area Connection 2" set IP and other related information, if these parameters with the previous "local connection" in the same setting, the system will be prompted to be occupied by other card information, then you can manually before connection information removed, will be "Local Area Connection 2" to the "local connection", the problem can be solved as follows:
Open the Registry Editor, expand the "HKEY_LOCAL_MCHINESYSTEMCurrentControlSetControlNetwork (4D36E972-E325-11CE-BFC1-08002BE10318)",
In the following subkey maintains information on local connections. In this there is one or more sub-key, the first sub-key corresponding to the "local connection", the second sub-keys corresponding to the "Local Area Connection 2" and so on, you can expand the subkey, and then select the following " Connection "sub-key, in the right window will see specifically which corresponds to connect directly corresponding to the old connection before the entire sub-key delete.