Cisco 827 - 827 Router - EN Guide de dépannage télécharger pdf (Page 92)

no ip routing

interface ethernet0

no shut

no ip directed−broadcast

bridge−group 1

interface atm0

no shut

no ip address

no ip directed−broadcast

no atm ilmi−keepalive

pvc <vpi/vci>

encapsulation aal5snap

!−−− Common PVC values supported by ISPs are 0/35 or 8/35.

!−−− Confirm your PVC values with your ISP.

bridge−group 1

bridge 1 protocol ieee

end

Troubleshoot Your Configuration

If your ADSL service is not working properly, see Troubleshooting Pure Bridging.

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Cisco DSL Router Configuration and Troubleshooting

Guide

RFC1483 Pure Bridging – Troubleshooting

Determine the Layer to Troubleshoot

There are many reasons why your Digital Subscriber Line (DSL) connection may not be functioning properly.

The goal of this section is to isolate the cause of the failure and repair it. The first troubleshooting step is to

determine which layer of your Asymetric Digital Subscriber Line (ADSL) service is failing. There are three

layers in which the failure can occur.

Layer 1 – DSL physical connectivity to your ISP's Digital Subscriber Line Access Multiplexer

(DSLAM)

•

Layer 2.1 – ATM connectivity•

Layer 2.2 – Point−to−Point Protocol over ATM (PPPoA), Point−to−Point Protocol over Ethernet

(PPPoE), RFC1483 Bridging, or RFC1483 Routing

•

Layer 3 – IP•

Cisco DSL Router Configuration and Troubleshooting Guide

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Cisco 827 - 827 Router - EN Guide de dépannage Page 92