Win7 Internet, the computer shows 691 error solution

First, the use of a router can avoid this problem, because dialing in the router.

Second, no router, control panel - change adapter settings - find protocol 4 (TCP /Ipv4) - properties - automatically get ip dns rookie settings guide

1, point win7 Start menu of the desktop, select the control panel

2. Click on the network and internet

3. Open the view network status and tasks

4. Click on Change Adapter Settings

5, click on the broadband connection

6, right click on the properties

7, select the Internet protocol version 4 and select the properties

8, select automatically get IP and DNS

Third, generally through the above 8 steps, you can go online, if not, then reload the NIC driver of win7 computer.