Hotwire DSL Router User's Guide

1. Introduction to Hotwire DSL Routers
6300-A2-GB20-10 November 2003
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Hotwire DSL Router Features
Hotwire DSL routers contain the following features.
 IP routing with:
— NAT (Network Address Translation)
— NAPT (Network Address Port Translation), also called PAT (Port Address
Translation)
— Simultaneous Basic NAT (for several fixed servers) and NAPT (on the rest
of the PCs on the LAN)
— DHCP Server (Dynamic Host Configuration Protocol) and DHCP Relay
Agent
— A full set of IP filters, two per DSL card (one for upstream and one for
downstream traffic), with up to 33 rules per filter
— SNMP Set/Get capability
 Three Configurable Modes of Operation. Supports the following modes of
operation:
— IP routing only
— IP routing, and bridging of all other protocols (using VNET mode)
— Bridging all protocols (using VNET mode)
 Protocol Filters. Provides the ability to:
— Filter MAC frames when bridging
— Configure two Ethertype filters via the Hotwire DSL card, one for upstream
and one for downstream traffic, with up to 16 filter rules per filter
— Compare the Ethertype in frames to a particular value, or configured set of
values, to perform filtering
— Support ICMP (Internet Control Management Protocol) filters for firewalls
via the Hotwire DSL card, based on the ICMP message type, to selectively
discard some ICMP message types while forwarding others
 High-speed Internet or intranet access.
 Diagnostics. Provides the capability to diagnose device and network
problems and perform tests.
 Device and Test Monitoring. Provides the capability of tracking and
evaluating the unit’s operation.
 Remote Firmware Download. Provides easy setup and activation of
firmware upgrades from a remote location.
 Security. Provides multiple levels of security, which prevents unauthorized
access to the DSL router.