The ability to make SSL required was disabled in the Sarix Web interface beginning with version 1.8.
Sarix cameras and encoders, version 1.8 or higher.
Required SSL support is discontinued in versions 1.8 and higher.
Note: Before apply setting to camera confirm ssl is support on VMS.
Downgrade the camera or encoder to version 1.7.41 or lower.
Once the firmware has been downgraded, open the camera's Web interface, log in, and go to Settings → Network → SSL and select the "Required" radio button.