A message sending method in a local area network, comprising: 1.1 receiving, by a local area network gateway, a service request sent by a first device connected in a local area network, wherein the service request comprises at least a called object identifier and a service type; 1.2 determining, by the local area network gateway, status information of at least one wearable device corresponding to the called object identifier; 1.2.1 wherein if the status information of the wearable device is being used, it indicates that the wearable device is carried by the called object and is in an online state, if the status information of the wearable device is being online but not used, it indicates that the wearable device is in a powered-on state but is not carried by the called object, and if the status information of the wearable device is being offline, it indicates that the wearable device is not connected to the local area network; 1.3 sending, by the local area network gateway, a prompt message to the wearable device corresponding to the called object identifier, if the status information of the wearable device corresponding to the called object identifier is being used, wherein the prompt message comprises a list of second devices supporting the service type; 1.4 obtaining, by the local area network gateway, information about a second device that is selected by a user by using the wearable device; and 1.5 establishing, by the local area network gateway, a communication connection that is between the first device and the second device and that supports the service type, so that the first device communicates with the second device. 1.1 receiving, by a local area network gateway, a service request sent by a first device connected in a local area network, wherein the service request comprises at least a called object identifier and a service type; 1.2 determining, by the local area network gateway, status information of at least one wearable device corresponding to the called object identifier; 1.2.1 wherein if the status information of the wearable device is being used, it indicates that the wearable device is carried by the called object and is in an online state, if the status information of the wearable device is being online but not used, it indicates that the wearable device is in a powered-on state but is not carried by the called object, and if the status information of the wearable device is being offline, it indicates that the wearable device is not connected to the local area network; 1.3 sending, by the local area network gateway, a prompt message to the wearable device corresponding to the called object identifier, if the status information of the wearable device corresponding to the called object identifier is being used, wherein the prompt message comprises a list of second devices supporting the service type; 1.4 obtaining, by the local area network gateway, information about a second device that is selected by a user by using the wearable device; and 1.5 establishing, by the local area network gateway, a communication connection that is between the first device and the second device and that supports the service type, so that the first device communicates with the second device.