The Cisco 700 family products are low-cost, easy-to-manage, multiprotocol ISDN access routers. These devices provide small professional offices, home offices, and telecommuters with high-speed remote access to enterprise networks and the Internet.The Cisco 765 model includes two analog telephone interfaces that allow standard telephones, fax machines, and modems to share the ISDN BRI line. This eliminates the need for multiple telephone lines or expensive ISDN telephones. This router also support supplementary telephone services over ISDN including call waiting, cancel call-waiting, call retrieve, call hold, 3-way call conferencing, and call transfer.