Patent ID: 8054959

Claim:
A telephone exchange apparatus which executes exchange processing among a plurality of telephone terminals, comprising: a memory configured to store data associating a caller ID and a recipient ID with frequency of transfers for each of at least one of a telephone terminal and a group to be a transfer destination, in response to a call transfer operation at a telephone terminal with call connection established another terminal, wherein the caller ID specifies a caller, the recipient ID specifies a transfer operation source; a calculation module configured to calculate a percent of transfer based on a associated data stored the memory and store the percent of transfer for each of the caller ID in the memory; and a controller configured to perform incoming call control to at least one of a telephone terminal and a group corresponding to a transfer destination including a percent of transfer which is larger than a predetermined value, when the telephone terminal and the group corresponding to the transfer destination is stored in the memory when the incoming call arrives, wherein the percent of transfer corresponds to caller ID and the recipient ID included in the incoming call.