The SISAgentSetup.log shows that the following drivers are installed successfully: SISIDSRegDrv.sys, SISIPSDevicefilter.sys, SISIPSDriver.sys, SISIPSFileFilter.sys, and SISIPSNetFilter.sys. however, after the NetInstaller.exe -a is run, error code 1603 is logged. Then the roll back action begins and shortly after the failed install completes.
Check if the "Base Filtering Engine" service is stopped. This service also stops "IPsec policy agent", "windows firewall" and "IKE and Auth IPsec keying modules" services. Base Filtering Engine (BFE) is a service that controls the operation of the Windows Filtering Platform (WFP) and coordinates network stack interactions. The Base Filtering Engine (BFE) is a Microsoft service that manages firewall and Internet Protocol security (IPsec) policies and implements user mode filtering. Stopping or disabling the BFE service will significantly reduce the security of the system. It will also result in unpredictable behavior in IPsec management and firewall applications.
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