A mobile management method for managing a local area network, comprising: while executing a management program in a mobile device, activating a communication unit of the mobile device to establish a connection with an access point in the local area network, wherein at least two access points are within the local area network; retrieving, by the mobile device, information of a master access point within the local area network from the connected access point; retrieving, by the mobile device, information of connectivity of the at least two access points and/or one or more terminal devices within the local area network from the master access point, and obtaining a network topology; forming, by the mobile device, a graphical topology map according to the information of connectivity; displaying, by the mobile device, the graphical topology map on a graphical user interface; and generating, by the mobile device, based on touch gestures of a user over the graphical user interface, user instructions in order to operate network management within the local area network; wherein, the master access point of the local area network is decided from the at least two access points, and wherein deciding the master access point of the local area network comprises: within the local area network, every access point confirming that there is one access point configured to allocate IP addresses and said access point is configured to be the master access point of the local area network; every access point receiving information of an IP address of the master access point; every access point transmitting its operating information to the master access point, and the master access point receiving the operating information and acting as a server used to allocate the IP addresses; wherein, the management program executed in the mobile device receives the operating information of every access point from the master access point. while executing a management program in a mobile device, activating a communication unit of the mobile device to establish a connection with an access point in the local area network, wherein at least two access points are within the local area network; retrieving, by the mobile device, information of a master access point within the local area network from the connected access point; retrieving, by the mobile device, information of connectivity of the at least two access points and/or one or more terminal devices within the local area network from the master access point, and obtaining a network topology; forming, by the mobile device, a graphical topology map according to the information of connectivity; displaying, by the mobile device, the graphical topology map on a graphical user interface; and generating, by the mobile device, based on touch gestures of a user over the graphical user interface, user instructions in order to operate network management within the local area network; wherein, the master access point of the local area network is decided from the at least two access points, and wherein deciding the master access point of the local area network comprises: within the local area network, every access point confirming that there is one access point configured to allocate IP addresses and said access point is configured to be the master access point of the local area network; every access point receiving information of an IP address of the master access point; every access point transmitting its operating information to the master access point, and the master access point receiving the operating information and acting as a server used to allocate the IP addresses; wherein, the management program executed in the mobile device receives the operating information of every access point from the master access point. within the local area network, every access point confirming that there is one access point configured to allocate IP addresses and said access point is configured to be the master access point of the local area network; every access point receiving information of an IP address of the master access point; every access point transmitting its operating information to the master access point, and the master access point receiving the operating information and acting as a server used to allocate the IP addresses; wherein, the management program executed in the mobile device receives the operating information of every access point from the master access point.