ZyXEL Switches and WLAN Access Points to Empower ASSEMBLY 2003, the World's Largest Programming Contest

(Hsinchu, Taiwan, August 7, 2003) ZyXEL Communications (TSE: 2391), world�s leading broadband access solution provider, announced today that its Dimension Switches and ZyAIR WLAN Access Points will be deployed in the high-speed network during the ASSEMBLY '03 event. ASSEMBLY (http://www.assembly.org), the world's largest and most respected media art and gaming contest, is scheduled to take place in Helsinki, Finland on 7-10th, August 2003. This highly regarded annual international event is expected to gather more than 5,000 computer programmers, media artists and gamers from more than 20 countries, as well as media from all over the world.

According to Assembly Organizing, there will be 18 competition categories in ASSEMBLY '03, and the venue will host a computer network which consists of over 3,300 PCs, as well as more than 3,000 network ports provided through ZyXEL's Dimension Switches. The Assembly Organizing is expecting an outbound backbone bandwidth of 1Gbps to the Internet during the four days. Data transferred amount is also estimated to reach 15 Terabytes (15,728,640 Mbytes), which is more than triple the national's normal amount during the same time frame. Aside from ZyXEL, HP, Nokia, and nVIDIA also contribute to ASSEMBLY's IT infrastructure.

"The adoption of Switches and ZyAIR WLAN Access Points in ASSEMBLY underscores the high quality and reliability of ZyXEL products, as well as their capability to support such a large-scaled and uninterrupted "24x7" network implementation." Dr. Yuh-Long Chen, Sr. VP of Central Office Equipment Business Unit of ZyXEL stated, "Since Finland is among the countries with the most advanced Internet infrastructure, the collaboration with ASSEMBLY will definitely enhance our brand image."

"ASSEMBLY is a world-renowned contest, and has a loyal following of TV viewers around the globe." Added Mr. Kari Tiihonen, Managing Director of ZyXEL Finland, "The partnership of ZyXEL�s Finland subsidiary and ASSEMBLY will enable ZyXEL to increase media exposure, bringing ZyXEL�s image and recognition to a new level."

About ZyXEL Communications
ZyXEL Communications Co. (TSE: 2391), located in Hsinchu, Taiwan, is one of the world's leading broadband access solution vendors. ZyXEL's broad line of Internet Protocol-based (IP) networking solutions includes access multiplexors, customer premise equipment, Internet security and Wireless LAN equipment, enabling high-performance network services for SOHO, small to mid-sized businesses and service providers. ZyXEL works closely with worldwide network equipment vendors, telecommunications companies, ISPs, and other major businesses. For more information, visit the company's Website at http://www.zyxel.com.