ZyXEL Ships the Prestige 645 ADSL Modems and Routers

New Prestige 645 Series Provides Broad Interoperability, Cost Competitive and Compact Solution for Consumers and Businesses

Hsinchu, Taiwan, August 14, 2001 - ZyXEL Communications Co. (TAI:2391.TW), a pioneer and leading provider of broadband access solutions, today announced immediate availability of its new additions to the Prestige family of ADSL solutions. The new Prestige 645R ADSL router and Prestige 645M ADSL modem, both standards-based and multi-vendor interoperable certified, provide cost-competitive, compact and easy-to-use ADSL solutions for home and office users.

Fastest and Easiest Solution for High Speed Internet Access
The Prestige 645 series modem and router support auto-sensing between Full-rate and G.Lite standards according to Central Office switch or DSLAM. Users can enjoy ultra-fast transmission speeds of up to 8Mbps or 1.5Mbps respectively, as well as ease of upgradability from a G.Lite service to a Full-Rate service or vice versa.

The Prestige 645R ADSL router includes comprehensive routing features, including IP/IPX routing, IP Alias, DHCP server and client support, IP Policy Routing, and IGMP for IP multicast. Its NAT (Network Address Translation) also enables multiple LAN users subscribing a single IP accessing to a whole new range of networked services - including group videoconferencing, on-line streaming multimedia and multi-user interactive gaming.

Ease of installation and Configuration
To minimize training and support costs, ZyXEL's ADSL products have been designed to be uniquely easy to install, use and service. The new Prestige 645 series provides a pre-configuration capabilities and simple installation procedure, allowing service providers to reduce installation time at the consumer residence or business.

Furthermore, ZyXEL's new PPPoE innovation eliminates the pre-installation requirement of PPPoE software or Microsoft Virtual Network Software. This also greatly reduces the time of installing PPPoE software in different platform computers.

With ZyXEL's new Web-based graphical interface, the Prestige Network Configurator, all functions of the Prestige will be software configurable via a user-friendly Web browser.

Complete Protocol Encapsulation Support
The new Prestige 645 series also supports complete protocol encapsulation, including Transparent Bridging, PPP over Ethernet (PPPoE, RFC 2516), Multiple Protocol over ATM (RFC 1483) and PPP over ATM AAL5 (RFC 2364). These permit compatibility with the majority of remote access servers and service offering worldwide.

Multi-Vendor Interoperablity
ZyXEL Prestige 645 series is compatible with the major ADSL DSLAM providers such as Alcatel, Lucent, Siemens and Nokia. Broad compatibility makes configuration as simple as possible for both service providers and users. Additional information about this product can be found at ZyXEL's company Web site at:

About ZyXEL Prestige 600 ADSL Solution
ZyXEL's comprehensive line of Prestige 600 ADSL CPE series include the Prestige 642 series and 645 series Ethernet-based bridges and routers, and the Prestige 630 consumer-installable USB external modems. This broad line provides a complete ADSL solutions for worldwide telecoms, ISPs, and system integrators.

Availability and Warranty
The Prestige 645M and 645R are available now and can be ordered via ZyXEL's global sales network, including direct from the company and through partnered service providers and distributors. ZyXEL offers a warranty period of up to 2 years covering materials and workmanship.

About ZyXEL Communications
ZyXEL Communications Co. (TAI:2391.TW), located in Hsinchu, Taiwan, is world's third largest DSL CPE provider. Products developed by ZyXEL over the years are not only industry leaders, but consistently win acclaim and are selected by worldwide telecommunications companies, ISPs, and other major businesses. ZyXEL now serves Chunghwa Telecom (TAI:2412.TW), Deutsche Telekom, EarthLink (NASDAQ: ELNK), France Telecom (NYSE:FTE), Sprint, Telefonica Brazil, Telenor, Verizon (NYSE: VZ) and many others. For more information on ZyXEL Communications, visit company's Website at http://www.zyxel.com.