ES-2024 Series User’s Guide
29 Preface
Graphics Icons Key
User Guide Feedback
Help us help you. E-mail all User Guide-related comments, questions or suggestions for
improvement to techwriters@zyxel.com.tw or send regular mail to The Technical Writing
Team, ZyXEL Communications Corp., 6 Innovation Road II, Science-Based Industrial Park,
Hsinchu, 300, Taiwan. Thank you.
ES-2024 Series Computer Server
Computer DSLAM Gateway
Central Office/ ISP Internet Hub/Switch