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User Guide
ICE D-20 Wireless Broadband Gateway Table of Contents
Huawei Technologies Proprietary
1-1
Chapter 1 Overview
1.1 Introduction
1.1.1 Product Description
ICE D-20 is a third generation (3G) wireless broadband gateway for household users
and small office home office (SOHO) users. With D-20, your terminal device (personal
computer) can access the Internet through a code division multiple access (CDMA2000)
network.
D-20 provides the following interfaces:
z A high-speed CDMA2000 1x EV-DO interface to the wide area network (WAN)
side: used for accessing the 3G broadband radio packet network
z Four Ethernet interfaces to the local area network (LAN): for LAN networking
z A wireless local area network (WLAN) interface (optional)
D-20 enables you to not only create a LAN easily, but also access the Internet through
a wireless connection.
As a 3G network terminal, D-20 provides the following functions:
z High-speed 3G network access
z Perfect HOME/SOHO cable networking
z Receive diversity and large coverage
z Built-in DHCP server, DNS Relay and NAT
z Web-based management and configuration
z Desktop or wall-mounted installation
z AP function for WLAN networking (optional)
1.1.2 Features
D-20 functions between the user terminal devices and the network devices. It provides
3G wireless broadband access by connecting the CDMA2000 1x EV-DO interface with
the packet data serving node (PDSN) on the network side. It also provides four local
Ethernet interfaces and WLAN interface (optional) for wired/wireless networking.
Figure 1-1 shows the position of the D-20 in a 3G network.