20The [Trusted sites] dialog box appears.Note• Clear the [Require server verification (https:) for all sites in thiszone] check box if it is selected. The camera’s IP address willbe registered to the [Websites] list.• You can register IP addresses for multiple cameras by using awildcard (*) when entering the IP address.For example, if you enter “192.160.1.*”, all cameras that sharethe “192.160.1” portion of the address will be registered astrusted sites.Notes on Use with Windows Server 2008/Windows Server 2012 Registering “about:internet” and theCamera Host NameAdmin Viewer and Admin Tools will not start when IE ESC(Internet Explorer Enhanced Security Configuration) isenabled in Windows Server 2008/Windows Server 2012.Before using the tools, register “about:internet” and thehost name for the connected camera in the InternetExplorer “local intranet” and “trusted sites” lists. Web Browser Security Settings When UsingSSL ConnectionWhen an SSL connection to the camera is made from aweb browser (Internet Explorer 9/10/11) in WindowsServer 2008/Windows Server 2012, the followingoperations may display the content block dialog box andprevent further operation.• Startup of Admin Tools or Admin Viewer• Audio reception from VB ViewerThis happens when Internet Explorer Enhanced SecurityConfiguration (IE ESC) is enabled in Internet Explorer 9/10/11. Use the procedures below to change this setting.3 Click [Trusted sites] > [Sites].4 Enter the IP address of the camera under [Add thisWeb site to the zone], then click [Add].ImportantWhen “about:internet” is registered, the security level inWindows 7 is the same as when using Internet Explorer. Afterusing the Admin Viewer/Admin Tools, it is recommended thatyou remove “about:internet” and the camera name asnecessary and restore the original security level.1 Click [Internet Options] in the [Tools] menu in InternetExplorer 9/10/11 and click the [Advanced] tab.2 Clear the [Do not save encrypted pages to disk]checkbox in [Security].