An operation and maintenance management method and device, relating to the field of communications, for improving the transfer efficiency of cooperative task information in a fault handling process. According to a specific scheme, first electronic equipment acquires cooperative task information according to a trigger operation of a first user, sends data content when the first user carries out the trigger operation, the cooperative task information of instantaneous state data when the first user carries out the trigger operation and address information of second electronic equipment to a server so that the server can allocate identification information for the cooperative task information, and sends the identification information to the second electronic equipment according to the address information of the second electronic equipment, and then the second electronic equipment acquires the cooperative task information according to the identification information so that a second user can analyze an abnormity according to the cooperative task information. The method and the device are applied in the process of operation and maintenance management.