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Chapter 1
Getting Started
1. Overview
X8821r
and
are ADSL/ADSL2+ series of customer premise
equipments that provide high-speed asymmetrical data transmission
on a single twisted copper pair. The DSL line interface supports
various ADSL standards, up to ADSL2+ with
. At the DTE
side these CPEs provide one 10/100 Ethernet interface for easy
connection to user’s PC or LAN environment. With built-in IP routing,
NAPT and firewall, these units serve as the gateway to the Internet
world.
X8821r
and
deliver broadband access for
enterprises, telecommuters, home, and remote office workers with
high-speed data transfer requirements.
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2. Features
•
Compliant with ITU-T G.992.1 (G.dmt), G.992.2 (G.lite) and ANSI
T1.413 Issue 2
•
is additionally compliant with ITU-T G.992.3 (G.dmt.bis /
ADSL2), G.992.5 (ADSL2+) and provides up to 24 Mbps
downstream rate
•
Compatible and interoperable with major Central Office side
ADSL DSLAM or Multi-service Access System
•
One 10/100 Base-TX Ethernet port for PC / LAN connection
•
RFC2684 / 1483 to bridge or route traffic over ATM over ADSL
•
Support Networking protocols such as PPP, IP routing, NAPT,
DHCP server / relay / client
•
Can work either in Bridge or Router mode
•
Support local and remote configuration and management
through Web, Telnet or SNMP
•
Simple firmware upgrade via TFTP, FTP or HTTP