ZyXEL P-794H User Guide - Page 21
Introduction, 1.1 Overview, 1.1.1 High-speed Internet Access with G.SHDSL
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CHAPTER 1 Introduction This chapter introduces the main features and applications of your Device. 1.1 Overview The Device is a secure EFM/ATM G.SHDSL.bis broadband gateway that provides high-speed LAN-to-LAN connection and Internet access over the your telephone line. It supports symmetrical multi-rate data transmission speed that adjusts the data rate automatically according to the quality of the wire connection. You can set up your Device for high-speed Internet access or for high-speed pointto-point connections with another Device. The Device can be used for either IP routing or bridging depending on your network configuration. As a router, the Device provides features such as firewall. As a bridge, the Device minimizes the configuration changes you have to make in your existing network. See Appendix A on page 227 for a complete list of features you can configure on your Device. 1.1.1 High-speed Internet Access with G.SHDSL The Device provides high-speed G.SHDSL Internet access. The G.SHDSL (Singlepair High-speed Digital Subscriber Line) is a symmetrical, bi-directional DSL service that provides data rates of 5.69 Mbps, 11.38Mbps, 17.07 Mbps, or 22.76Mbps over standard 2-wire, 4-wire, 6-wire, or 8-wire telephone lines. (The "G." in "G.SHDSL" is defined by the G.991.2 ITU (International Telecommunication P-794H User's Guide 21
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