The Symantec Endpoint Protection Manager (SEPM) reports that more than half of the Symantec Endpoint Protection (SEP) clients are offline. Investigation from the SEP clients shows successful communications with the SEPM.
Error: Got response 403 from IsapiProxy: /secars/IsapiProxy.dll?isapiProxyCloseGroup=&isapiProxyCloseAgent=6F659C4E74017346019EC872629E6D70
Make a backup of the conf.properties file. Location: C:\Program Files\Symantec\Symantec Endpoint Protection Manager\tomcat\etc\conf.properties
Edit the conf.properties to remove the IIS listening and proxy settings. After removing settings, restart the Symantec Endpoint Protection Manager service. Retest to confirm the issue has been resolved.
Symantec Endpoint Protection 12.1.x
Imported Document ID: TECH191702
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