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Troubleshooting
This section describes problems that may arise when installing the and how to resolve these issue. This section
includes the following topics:
• Problem Management — Provides information about problem management with DES-3010FA/GA.
• Troubleshooting Solutions — Provides a list of troubleshooting issues and solutions for using DES-
3010FA/GA.
Problem Management
Problem management includes isolating problems, quantifying the problems, and then applying the solution.
When a problem is detected, the exact nature of the problem must be determined. This includes how the problem
is detected, and what are the possible causes of the problem. With the problem known, the effect of the problem is
recorded with all known results from the problem. Once the problem is quantified, the solution is applied. Solutions
are found either in this chapter, or through customer support. If no solution is found in this chapter, contact Cus-
tomer Support.
Troubleshooting Solutions
Listed below are some possible troubleshooting problems and solutions. These error messages include:
• Cannot connect to management using RS-232 serial connection
• Cannot connect to switch management using Telnet, HTTP, SNMP, etc.
• Self-test exceeds 15 seconds
• No connection is established and the port LED is on
• Device is in a reboot loop
• No connection and the port LED is off
• Add and Edit pages do not open.
• Lost password.
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