Cisco Systems 520 manual Symptom Problem Solutions

Chapter 5 Troubleshooting

Problems After the Router Is Running

Table 5-2	Problems After the Router Is Running (continued)
Symptom		Problem		Solutions
Connection to the xDSL line is		A cable-related problem:		•	Check that the Ethernet port is not configured to
intermittent or lost. (The ADSL CD		•	Disconnected cable.		be administratively down.
LED on the front panel is off.)
		•	Damaged cable.	•	Check that the device connected to the Ethernet
					port is connected, powered on, and properly
					configured.
				• Check that the connectors at both ends of the
					cable are secure.
				• Check whether the cable is physically damaged.
					If it is damaged, order another cable from Cisco
					Systems or replace it with a similar cable.
Connection to the xDSL line or WAN		Problem with xDSL or WAN		•	Check all passwords and device names to make
is lost. (The ADSL CD LED and the		service.			sure that they are correct.
LAN—FE0, FE1, FE2, or				•	Contact your DSL line or WAN service provider
FE3—LEDs on the front panel are
					to determine whether there is a problem with the
off).
					ADSL or WAN service.

Cisco Secure Router 520 Series Hardware Installation Guide

5-4 OL-12892-01