Specifications

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Catalyst 6500 Series Switch and Cisco 7600 Series Router Network Analysis Module Installation and Configuration Note
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Chapter 5 Troubleshooting the Network Analysis Module
Error Messages
Step 4 Look for the following messages near the end of the log and take the recommended actions:
...PAM-tacplus[612]:auth failed:Login incorrect
Possible Cause The name and password do not match the login configuration in the TACACS+
server.
Recommended Action Log in to the TACACS+ server and configure the authentication and
authorization for the NAM user. (See the TACACS+ documentation for information on login
configuration.)
...httpd:tac_authen_pap_read:invalid reply content, incorrect key?
...PAM-tacplus[616]:auth failed:Authentication error, please contact administrator.
Possible Cause The TACACS+ secret key configured in the NAM does not match the key in the
TACACS+ server.
Recommended Action Choose Admin > User > TACACS+ and enter the correct secret key.
...httpd:tac_connect:connection to 172.18.122.183 failed:Connection timed out
...httpd:tac_connect:all possible TACACS+ servers failed
...PAM-tacplus[613]:connection failed srv 0:Connection timed out
...PAM-tacplus[613]:no more servers to connect
Possible Cause The wrong TACACS+ server IP address is configured on the NAM.
Recommended Action Choose Admin > User > TACACS+ and enter the correct TACACS+ server
address.
Symptom The TACACS+ user can log in successfully but receives the “Not authorized...” error messages
when accessing the NAM Traffic Analyzer application.
Possible Cause You do not have the necessary access rights.
Recommended Action Log in to the TACACS+ server and grant access rights to the affected users.
(See the TACACS+ documentation for information on login configuration.)
Symptom When importing a configuration using the configure network command, the configuration file
download succeeds, but the import operation fails and displays an error.
Possible Cause The configuration file is not correct.
Recommended Action Use the show log config command to determine where the configuration failed.
You could either ignore or correct the configuration file and enter the config network command
again.
Symptom When upgrading an application image from a NAM-1 or a NAM-2 to a maintenance image,
this message displays:
Image verification failed.