52
Troubleshooting
This chapter covers potential problems and possible remedies.
52.1 Problems Starting Up the Switch
Table 146 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 | ||
contact your vendor. | ||
Switch. | ||
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52.2 Problems Accessing the Switch
Table 147 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. |
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|
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. |
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| 425 |
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