The imac WiFi link is not a DNS lookup failure exclamation point

Wireless WiFi on Apple computers is always a hassle

Telecom broadband, got a Tplink no line by, no line by mode, set up a PPPoE on-demand link, set automatically get IP address, basic link not, with other computers or mobile phone links can, and then directly set IP manually

Address, by the way DNS also to set up, at this point, sometimes can link up, but not on the network, prompted DNS lookup failed, want to appear when an exclamation. Later, there is no way to find information on the Internet, chaos settings, the results came out.

The whole days finally to set me up, according to the following to set the basic can be on the.

Wireless Settings-"Basic Settings"

To set the channel to 6-13, I set the 11

Set the mode to: 11BG mixed

Wireless WiFi set to manually set IP address