NEC IP8800/S2400 Series Troubleshooting Manual page 152

3.
Troubleshooting Functional Failures in Operation
No. Troubleshooting Steps and Command
6 Execute the show dot1x logging
command and check to see if authentication
failed.
90
• If "New Supplicant Auth Fail." is output, authentication failed due to the
following cause. Check to see if there is any problem.
(1) User ID or password is not registered on the authentication server.
(2) User ID or password input error
• If "The number of supplicants on the switch is full" is output, authentication
failed because the maximum number of supplicants for the system was
exceeded.
• If "The number of supplicants on the interfaces is full" is output, authentication
failed because the maximum number of supplicants on the interface was
exceeded.
• If "Failed to authenticate the supplicant because it could not be registered to
mac-address-table." is output, authentication was successful but MAC address
table setting for hardware failed. See the corresponding part in manual
"Message Log Reference" and follow [Action] described.
• If "Failed to authenticate the supplicant because it could not be registered to
MAC VLAN." is output, authentication was successful but H/W MAC VLAN
table setting failed.
See the corresponding part in manual "Message Log Reference" and follow
[Action] described.
For IP8800/S6700, IP8800/S6600, and IP8800/S6700, see
Taken When VLAN Identification Table Resource Shortage
If the above is not applicable and the authentication target port is VLAN
authentication (dynamic) mode, go to No. 7.
For other authentication unit modes, see the log of the RADIUS server and check
to see if authentication failed.
Action
"4.2.2 Action to Be
Occurs"