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NAC appliance radiusd process won't start after upgrade

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TitleNAC appliance radiusd process won't start after upgrade
Symptoms
  • NAC Appliance no longer processes RADIUS requests after upgrade
  • /var/log/tag.log indicates NAC is constantly restarting
  • Specific key freeRADIUS files are missing from NAC
Environment
Access Control
Cause
FreeRADIUS was not successfully installed, freeRADIUS files are missing causing incorrect startup of the freeRADIUS process. Specifically the following files may be missing

/opt/nac/radius/raddb/dictionary
/opt/nac/radius/raddb/dictionary.extreme
/opt/nac/radius/raddb/dictionary.siemens
/opt/nac/radius/raddb/sites-enabled/
/opt/nac/radius/raddb/templates/
 
Resolution
Re-image the appliance 

Here is an article how on to re-image the appliance: Upgrade a Physical NAC appliance from 32-bit to 64-bit / To reinstall ISO on a NAC appliance
Additional notes

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