A internet facsimile apparatus connectable to a terminal apparatus via a local area network, LAN, the internet facsimile apparatus comprising: a scanner adapted to perform scanning of image data of a document; a panel section configured to allow operations from a user including an instruction to scan image data and enter a destination; a memory adapted to store address information in an address book for a plurality of destinations; a fax communication section adapted to transmit the scanned image data to an entered destination using the address information which is stored in the address book, the image data being transmitted via a telephone network in response to an input from the panel section; and a network communication section (10, 13) adapted to transmit the scanned image data to an entered destination using the address information which is stored in the address book, via the LAN; a printer, adapted to print image data received either by LAN or the telephone network; a CPU, adapted to control the scanner, printer, panel section, fax communication section and network communication section; characterized in that the network communication section (10, 13) is adapted to transmit the scanned image data to the destination in response to an input from the panel section to perform internet communication; a HTML file of the address book is stored in said memory, wherein the address information includes a name and a type of communication indicating one of facsimile or email communication, of each destination; the network facsimile apparatus further comprises: a WWW server section installed inside the network facsimile apparatus and adapted to transmit the HTML file of the address book to the terminal apparatus when a request for the address book is received from the terminal apparatus, the HTML file of the address book being displayable at the terminal apparatus; wherein the WWW server section, in response to an instruction from the terminal apparatus, transmits the HTML file of the address book to the terminal apparatus, enabling modification of the name and corresponding type of communication, the telephone numbers and e-mail addresses of the address book from the terminal apparatus. a scanner adapted to perform scanning of image data of a document; a panel section configured to allow operations from a user including an instruction to scan image data and enter a destination; a memory adapted to store address information in an address book for a plurality of destinations; a fax communication section adapted to transmit the scanned image data to an entered destination using the address information which is stored in the address book, the image data being transmitted via a telephone network in response to an input from the panel section; and a network communication section (10, 13) adapted to transmit the scanned image data to an entered destination using the address information which is stored in the address book, via the LAN; a printer, adapted to print image data received either by LAN or the telephone network; a CPU, adapted to control the scanner, printer, panel section, fax communication section and network communication section; characterized in that the network communication section (10, 13) is adapted to transmit the scanned image data to the destination in response to an input from the panel section to perform internet communication; a HTML file of the address book is stored in said memory, wherein the address information includes a name and a type of communication indicating one of facsimile or email communication, of each destination; the network facsimile apparatus further comprises: a WWW server section installed inside the network facsimile apparatus and adapted to transmit the HTML file of the address book to the terminal apparatus when a request for the address book is received from the terminal apparatus, the HTML file of the address book being displayable at the terminal apparatus; wherein the WWW server section, in response to an instruction from the terminal apparatus, transmits the HTML file of the address book to the terminal apparatus, enabling modification of the name and corresponding type of communication, the telephone numbers and e-mail addresses of the address book from the terminal apparatus. a WWW server section installed inside the network facsimile apparatus and adapted to transmit the HTML file of the address book to the terminal apparatus when a request for the address book is received from the terminal apparatus, the HTML file of the address book being displayable at the terminal apparatus; wherein the WWW server section, in response to an instruction from the terminal apparatus, transmits the HTML file of the address book to the terminal apparatus, enabling modification of the name and corresponding type of communication, the telephone numbers and e-mail addresses of the address book from the terminal apparatus.