CHAPTER 43
Troubleshooting
This chapter covers potential problems and possible remedies.
43.1 Problems Starting Up the Switch
Table 100 Troubleshooting the
PROBLEM | CORRECTIVE ACTION | |
|
| |
None of the LEDs | Check the power connection and make sure the power source is turned on. | |
turn on when you |
| |
If the error persists, you may have a hardware problem. In this case, you should | ||
turn on the switch. | ||
| contact your vendor. |
43.2 Problems Accessing the Switch
Table 101 Troubleshooting Accessing the Switch
PROBLEM | CORRECTIVE ACTION | |
|
| |
I cannot | Make sure the ports are properly connected. | |
access the | You may have exceeded the maximum number of concurrent Telnet sessions. Close | |
switch using | ||
other Telnet session(s) or try connecting again later. | ||
Telnet. | ||
Check that you have enabled Telnet service access. If you have configured a secured | ||
| ||
| client IP address, your computer’s IP address must match it. Refer to the chapter on | |
| access control for details. | |
I cannot | The administrator username is “admin”. The default administrator password is “1234”. | |
access the | The username and password are | |
web | password and username using the proper casing. If you have changed the password | |
configurator. | and have now forgotten it, you will need to upload the default configuration file. This | |
| restores all of the factory defaults including the password. | |
| If you have configured more than one IP interface, make sure another administrator is | |
| NOT logged into the web configurator on a different IP interface using the same | |
| account. | |
| Check that you have enabled web service access. If you have configured a secured | |
| client IP address, your computer’s IP address must match it. Refer to the chapter on | |
| access control for details. | |
| Your computer’s and the switch’s IP addresses must be on the same subnet. | |
| See the following section to check that | |
| permissions are allowed. |
Chapter 43 Troubleshooting | 298 |