Cisco Systems 78, 828 manual Problems After Router Is Running

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Chapter 3 Troubleshooting

Problems After Router Is Running

Problems After Router Is Running

Table 3-2 lists problems that could occur after the router has been up and running.

Table 3-2 Problems After Router Is Running

	Symptom	Problem		Solutions

	Problems with the Ethernet	A cable-related		Perform the following steps:
	connection. (Ethernet LED is	problem:		1. Make sure that the connectors at both
	off.)			1. Make sure that the connectors at both
	off.)	•	Disconnected	ends of the cable are secure.
		•	Disconnected	ends of the cable are secure.
			cable.	2. Make sure that the cable is not
				2. Make sure that the cable is not
		•	Damaged cable.	physically damaged. If it is damaged,
				order another cable from Cisco
				Systems, or replace it with a similar
				cable.

	Connection to the G.SHDSL	A cable-related		Perform the following steps:
	line is intermittent or lost.	problem:		1. Make sure that the connectors at both
	(The CD LED on the front			1. Make sure that the connectors at both
	(The CD LED on the front	•	Disconnected	ends of the cable are secure.
	panel is off.)	•	Disconnected	ends of the cable are secure.
	panel is off.)		cable.	2. Make sure that the cable is not
			cable.

		•	Damaged cable.	physically damaged. If it is damaged,
				order another cable from Cisco
				Systems, or replace it with a similar
				cable.

		Problem with G.SHDSL		Contact your G.SHDSL line or WAN
		line or WAN service.		service provider to determine whether there
				is a problem.

	Cisco 828 Router and SOHO 78 Router Hardware Installation Guide
3-4	78-12837-02

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Contents Cisco 828 Router Soho 78 Router Hardware Installation Guide Page Copyright 2005 Cisco Systems, Inc. All rights reserved Page Definitions of Service Request Severity FeaturesOrganization Conventions Cisco.comInstalling Your Router InstallationVii Viii Audience OrganizationConventions Preface Conventions Related Documentation Obtaining DocumentationCisco.com Documentation DVDDocumentation Feedback Ordering DocumentationPsirt Reporting Security Problems in Cisco ProductsCisco Product Security Overview Obtaining Technical Assistance Cisco Technical Support WebsiteSubmitting a Service Request Definitions of Service Request Severity Obtaining Additional Publications and InformationXviii Features Feature Routers DescriptionDram Router OverviewSoho Front Panels Cisco 828 Router Front PanelEthernet ports Shdsl port Power switch Back PanelsLEDs Color FunctionEthernet RXD Ethernet TXDPreparing for Installation SafetyBefore installing the router, read the following warnings Preventing Electrostatic Discharge Damage Preventing Router Damage Unpacking the BoxInstalling Your Router Connecting Ethernet DevicesNetwork Router to Device Network Device Ethernet CableConnected to Router Router Port Type Button Setting Connecting Hubs Connecting a Server, PC, or Workstation Connecting the G.SHDSL Line Connecting an G.SHDSL Line to a Wall JackConnecting a Terminal or PC Connecting the Power SupplyConnecting the Power Supply Mounting the Router Verifying the Router InstallationPower/Link LEDs to Check Normal Patterns Wall-Mounting Brackets Bottom of Router Mounting the Router on a Wall Where to Go from Here Installation Where to Go from Here Troubleshooting Before You Call Your Cisco ResellerTo HUB/TO PC Problems During First StartupSymptom Problem Solutions Troubleshooting Problems After Router Is Running Environmental Operating Ranges System SpecificationsDescription Design Specification Physical Dimensions Port Connector Pinouts Description Design SpecificationRouter Power All national laws and regulationsFunction To HUB/TO PC Button Pin Position OUT Position TX+ RX+Pin Function RTS DTR TXD GND RXD DSR CTSType Category Shielding Cabling SpecificationsEthernet Cable Specifications Maximum Cable Distances Cable Maximum DistanceAppendix a Specifications and Cables Cabling Specifications Numerics GL-2 GL-3 GL-4 D E Ethernet RXD LED Ethernet TXD LED ShdslIN-3 IN-4