Method for supporting an emergency call in a mobile communication system

A mobility management entity (MME) comprising:

• a communication unit configured to receive, from a base station, an first message including information associated with an attach request of a terminal and transmit, to the base station, a second message if the attach request is accepted;
• and
• a control unit configured to determine whether the attach request is accepted based on information indicating an emergency service included in the first message,
• wherein if the information associated with the attach request includes the information indicating the emergency service, the attach request is accepted, and
• wherein the information indicating the emergency service is included in the first message using information included in a third message received from the terminal

A method for supporting an emergency service by a base station in a mobile communication system, the method comprising:

• receiving, by the base station, a first message including information associated with an attach request of a terminal from the terminal;
• including, by the base station, the information associated with the attach request in a second message;
• transmitting, by the base station, the second message to a mobility management entity (MME);
• receiving, by the base station, if the attach request is accepted, a third message from the MME,
• wherein if the information associated with the attach request includes information indicating an emergency service, the attach request is accepted, and
• wherein the information indicating the emergency service is included in the second message using information included in the first message.

A base station comprising:

• a communication unit configured to receive, from a terminal, a first message including information associated with an attach request of the terminal and receive a second message from a mobility management entity (MME) if the attach request is accepted;
• and
• a controller configured to include the information associated with the attach request in a third message and control transmitting the third message to the MME,
• wherein if the information associated with the attach request includes information indicating an emergency service, the attach request is accepted, and
• wherein the information indicating the emergency service is included in the third message using information included in the first message.