IP address configuration method and AP device

The invention discloses an IP (Internet Protocol) address configuration method and AP (Access Point) equipment, comprising the following steps: a first AP periodically sends a control message which comprises an IP address and a control action of an AC (Access Controller); the second AP receives and processes the control message, after receiving the control message, the second AP analyzes the message and checks whether a dynamic IP address is obtained from the DHCP server at present, and if the dynamic IP address is obtained, automatic processing is set, including setting an interface static IP address and setting an AC address configuration item; and the second AP sends a confirmation message, and sends the confirmation message to the first AP after the second AP completes setting of the static IP address and the AC address of the interface. According to the method, the IP address and the ACIP address configuration item of the AP can be efficiently and quickly configured, the to-be-configured AP with the prob