A communication system configured to offload communication traffic based on the device type of a terminal, the communication system comprising: a terminal, a first base station (2), and a second base station (2), wherein the second base station (2) comprises a control unit and an identification unit; the terminal is configured to transmit a device type attribute which indicates the device type of the communication terminal and is further configured to communicate autonomously with a communication partner's device; the first base station (2) is a base station tuned to receive communication traffic from an MTC device; the second base station (2) is configured to receive a connection request that includes the device type attribute from the communication terminal, wherein: the identification unit of the second base station (2) is configured to identify the type of communication traffic and the device type attribute of the terminal based on a predetermined identification policy; and on identification of the terminal as an MTC device, the control unit of the second base station (2) is configured to transmit a rejection notification to the terminal which indicates that the connection request has been rejected; and wherein, in response to reception of the rejection notification, when the terminal is an MTC device, the terminal is able to reselect the first base station (2) and to retransmit the connection request to the first base station (2). a terminal, a first base station (2), and a second base station (2), wherein the second base station (2) comprises a control unit and an identification unit; the terminal is configured to transmit a device type attribute which indicates the device type of the communication terminal and is further configured to communicate autonomously with a communication partner's device; the first base station (2) is a base station tuned to receive communication traffic from an MTC device; the second base station (2) is configured to receive a connection request that includes the device type attribute from the communication terminal, wherein: the identification unit of the second base station (2) is configured to identify the type of communication traffic and the device type attribute of the terminal based on a predetermined identification policy; and on identification of the terminal as an MTC device, the control unit of the second base station (2) is configured to transmit a rejection notification to the terminal which indicates that the connection request has been rejected; and the identification unit of the second base station (2) is configured to identify the type of communication traffic and the device type attribute of the terminal based on a predetermined identification policy; and on identification of the terminal as an MTC device, the control unit of the second base station (2) is configured to transmit a rejection notification to the terminal which indicates that the connection request has been rejected; and wherein, in response to reception of the rejection notification, when the terminal is an MTC device, the terminal is able to reselect the first base station (2) and to retransmit the connection request to the first base station (2).