Cisco CISCO1721 Guia de Instalação descarregar pdf (Página 60)

Chapter 3 Troubleshooting

Problem Solving

3-10

Cisco 1721 Router Hardware Installation Guide

78-13834-02

Troubleshooting the Power System

If the router external power supply fails, you should return it to your Cisco

reseller. Table 3-3 list symptoms and possible causes of power problems.

Router recognizes the

WIC(s), but the card port(s)

do not initialize.

• Make sure that the WIC is correctly installed in the router. See the

“Installing WICs” section in the “Installation” chapter of this guide.

• Check the external cable connections to make sure they are secure.

Router does not boot

properly, or router

continuously or

intermittently reboots.

Make sure that the WIC is correctly installed in the router. See the

“Installing WICs” section in the “Installation” chapter of this guide.

Router boots, but the

console screen is frozen.

• Make sure that the console cable is securely connected to the router

and to the PC or terminal.

• Verify that the parameters for your terminal are set to the following:

–

9600 baud

–

8 data bits

–

No parity generated or checked

–

1 stop bit

Router powers on and boots

only when a particular WIC

is removed from the router.

• Confirm that the Cisco IOS software version installed in the router

supports the WIC. The Cisco WAN Interface Cards Hardware

Installation Guide lists the software requirements for each card.

• The router might be overheating. Contact your Cisco reseller.

Router powers on and boots

only when a particular cable

is disconnected.

There might be a problem with the WIC or with the card cables. Consult

your Cisco reseller for warranty information.

Table 3-2 Troubleshooting WICs (continued)

Symptom Possible Cause(s)

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 91 92

Comentários a estes Manuais

Sem comentários

Cisco CISCO1721 Guia de Instalação Página 60

Comentários a estes Manuais

Manuais e produtos relacionados com Redes Cisco CISCO1721