Troubleshooting guide

1. Overview
5
1.3 Overview of functional failure analysis
The following table provides an overview of analyzing functional failures on the Switch.
Table 1-2 Status of functional failures and where to find information
Category Sub-category See
Forgotten login password Forgotten login user password
3.1.1 Forgotten login password
Forgotten login user ID
3.1.2 Forgotten login user ID
Forgotten device administrator
password
3.1.3 Forgotten administrator mode password
Operation terminal
problems
Data cannot be input from or
displayed in the console.
3.2.1 Information cannot be entered from the
console or does not appear correctly
Remote login to the switch not
possible
3.2.2 Login from a remote terminal is not
possible
Login authentication not
possible
3.2.3 Login authentication using RADIUS is
not possible
Commands cannot be entered :
cannot be entered
3.2.4 Commands cannot be entered
Problems occurring while
saving files :
troubleshooting : saving
Copying data to the startup
configuration file
3.3.1 Information cannot be saved in the
startup configuration file
Copying data to a memory card
not possible
3.3.2 Copying or writing information to a
memory card is not possible
Copying data to the RAMDISK
not possible
3.3.3 Copying or writing information to the
RAMDISK is not possible
Update by using the ppupdate
operation command is not
possible
3.3.4 Update by using the ppupdate operation
command is not possible
Restoring data by using the
restore operation command is
not possible
3.3.5 Restoring data by using the restore
operation command is not possible
Saving or restoring the binding
database is not possible :
troubleshooting
3.3.6 Saving or restoring the binding
database is not possible
Network interface
communication failures
Ethernet port communication
failure
3.4.1 Ethernet port cannot be connected
10BASE-T/100BASE-TX
communication failure
3.4.2 Actions to be taken for
10BASE-T/100BASE-TX problems
[AX1250S] [AX1240S]
10BASE-T/100BASE-TX/1000B
ASE-T communication failure
3.4.3 Actions to be taken for
10BASE-T/100BASE-TX/1000BASE-T
problems