TRITON - Web Security Help, Version 7.7 - Websense

TroubleshootingThis usually occurs when the RADIUS server does not recognize RADIUS Agent as aclient (source of RADIUS requests). Ensure that your RADIUS server is configuredproperly (see the Using RADIUS Agent for Transparent User Identification technicalpaper).If you have installed remote filtering software (see Filter Users Off Site, page 245),off-site users cannot be filtered if the Remote Filtering Client cannot communicatewith the Remote Filtering Server within the network.For instructions on configuring remote filtering software, see the Remote FilteringSoftware technical paper.Block message issuesTRITON - Web Security Help | Web Security Solutions | Version 7.7.x No block page appears for a blocked file type, page 473 Users receive a browser error instead of a block page, page 473 A blank white page appears instead of a block page, page 474 Protocol block messages don’t appear as expected, page 475 A protocol block message appears instead of a block page, page 475No block page appears for a blocked file typeTRITON - Web Security Help | Web Security Solutions | Version 7.7.xWhen file type blocking is used, the block message may not always be visible to theuser. For example, when a downloadable file is contained within an internal frame(iframe) on a permitted site, the block message sent to that frame is not visible becausethe frame size is zero.This is only a display problem; users cannot access or download the blocked file.Users receive a browser error instead of a block pageTRITON - Web Security Help | Web Security Solutions | Version 7.7.xIf users receive an error message instead of a block page, the 2 most likely causes are:The user’s browser is configured to use an external proxy. In most browsers, thereis a setting that enables use of an external proxy. Verify that the browser is not setto use an external proxy.There is a problem identifying or communicating with the Filtering Servicemachine.If the user’s browser settings are correct, make sure that the IP address of the FilteringService machine is listed correctly in the eimserver.ini file.TRITON - Web Security Help 473