Patent ID: 7304759

Claim:
A document registration system connected via a network to a plurality of external devices having a FAX receiving function and to a document management system, said document registration system comprising: setting means for setting mapping information showing a mapping between telephone numbers of transmission sources of a FAX document image and registration destination folders of the document management system, wherein the mapping information is stored in said document registration system; acquisition means for acquiring a FAX document image from any one of the plurality of external devices having the FAX receiving function, wherein the FAX document image is transmitted from the transmission source of the FAX document image to the external device and is acquired from the external device by said document registration system; telephone number acquisition means for acquiring a telephone number of the transmission source of the FAX document image acquired by said acquisition means; determining means for automatically determining a folder of the document management system as a destination of registration on the basis of the mapping information and the acquired telephone number of the transmission source; and registration means for attaching an index to the FAX document image and registering the FAX document image attached with the index to the folder of the document management system determined by said determining means as the destination of registration.