This article is valid for IGEL OS 11.08.290 or higher.

As of version 11.08.290, the Citrix Advanced Endpoint Analysis (EPA) client has been integrated into IGEL OS. On the client side, no configuration is necessary. When the Netscaler URL is opened in the device's browser (Chromium or Firefox), the NSEPA checks configured in Netscaler are performed automatically.

As dynamic updates are not possible in IGEL OS, due to the read-only system, you must disable the automatic update in Netscaler. 

In Netscaler, set Linux EPA Plugin Upgrade to Never