Communication device and call transfer method of same

A call transfer method of a communication device comprising:

• pre-storing a call transfer code in a storage unit of the communication device;
• receiving a call from an external communication device by the communication device;
• recording a ring count of each incoming call and number of times called of the external communication device by a processor of the communication device;
• comparing the ring count of each incoming call and the number of times called of the external communication device with the call transfer code by a transfer module of the communication device;
• setting the telephone number of the external communication device to be a transferring telephone number of the communication device when the ring count of each incoming call and the number of times called of the external communication device are equal to the call transfer code by the transfer module of the communication device;
• and
• starting call transfer function and message transfer function of the communication device by the transfer module of the communication device.