Cisco 1700 Series Manual

Also see for 3600 Series: Configuration guide Hardware installation guide Manual Product overview Upgrade instructions

Contents

Configuring a Cisco 1700/2600/3600 ADSL WIC toSupport PPPoE Clients, Terminating on a Cisco6400 UACDocument ID: 12963ContentsIntroductionPrerequisitsRequirementsComponents UsedConventionsConfigureNetwork DiagramConfigurationsVerifyTroubleshootRelated InformationIntroductionThe Cisco 1700, 2600, and 3600 series routers support the Asymmetric Digital Subscriber Line (ADSL)WAN Interface Card (WIC). All three platforms are configured essentially the same, but there are differencesin hardware and in the Cisco IOS® Software release required for each one. Throughout this document, theCisco 1700/2600/3600 is referred to as the Cisco ADSL WIC.This sample configuration shows you how to support a Point−to−Point Protocol over Ethernet (PPPoE) clientwhen it is connected to the Ethernet interface of a Cisco ADSL WIC.The Cisco ADSL WIC is configured with RFC 1483 bridging and terminates on a Cisco 6400 UniversalAccess Concentrator (UAC) that has been configured to support PPPoE using a multipoint ATM subinterface.The PPPoE feature allows you to initiate a PPP session on a simple bridging Ethernet connected client. Thesession is transported over the ATM link via encapsulated Ethernet−bridged frames. The session can beterminated at either a local exchange carrier central office or an Internet service provider (ISP) point ofpresence.PPPoE is a client−initiated connection. On the Customer Premises Equipment (CPE) side, a PC with anEthernet Network Interface Card (NIC) and the PPPoE client code are established. This PC and other PCs areconnected to the ADSL WIC Ethernet segment.The ADSL WIC ATM interface is connected to a Cisco 6130 DSL Access Multiplexer (DSLAM) andterminates on a Cisco 6400 UAC.PrerequisitsRequirementsBefore you attempt this configuration, please ensure that you use one of these prerequisite software releases:

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