Specifications

B-2
VPN 3000 Series Concentrator Reference Volume II; Administration and Monitoring
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Appendix B Troubleshooting and System Errors
VPN Concentrator Manager Errors
Configuration Files
The VPN Concentrator saves the current boot configuration file (CONFIG) and its predecessor
(CONFIG.BAK) as files in flash memory. These files may be useful for troubleshooting. See
Administration | File Management | Files for information on managing files in flash memory.
VPN Concentrator Manager Errors
Table B-1 lists errors that might occur while using the HTML-based VPN Concentrator Manager with a
browser.
Table B-1 VPN Concentrator Manager Errors
Symptom Problem Possible Cause Solution
Browser Refresh or
Reload Button Logs Out
the Manager.
You clicked the Refresh
or Reload button on the
browser navigation
toolbar, and the
Manager logged out.
The main login screen
appears.
To protect access
security, clicking
Refresh / Reload on the
browser toolbar
automatically logs out
the Manager session.
Do not use the browser navigation toolbar
buttons with the VPN Concentrator Manager.
Use only the Manager Refresh button where it
appears on a screen.
We recommend that you hide the browser
navigation toolbar to prevent mistakes.
Browser Back or
Forward Button
displays an Incorrect
Screen or Incorrect
Data.
You clicked the Back or
Forward button on the
browser navigation
toolbar, and the
Manager displayed the
wrong screen or
incorrect data.
To protect security and
the integrity of data
entries, clicking Back
or Forward on the
browser toolbar deletes
pointers and values
within the Manager.
Do not use the browser navigation toolbar
buttons with the VPN Concentrator Manager.
Navigate using the location bar at the top of the
Manager window, the table of contents in the
left frame, or links on Manager screens.
We recommend that you hide the browser
navigation toolbar to prevent mistakes.
The Manager displays
the Invalid Login or
Session Timeout screen.
You entered an invalid
administrator login
name and password
combination.
• Typing error
• Invalid
(unrecognized)
login name or
password.
Reenter the login name and password and click
Login. Use a valid login name and password.
type carefully.