Ad Hoc is a widely used conferencing type that can implement trilateral or multilateral conferences. CMS can be used as a conferencing bridge resource. We’re going to use CUCM 11.5SU1 and CMS 2.3.3 for experimental purposes. Please use a proper configuration according to your own environment. Note CUCM versions prior to 11.5 SU3 use TLS 1.0, and CMS 2.3 and later versions use TLS1.2. If a CUCM version earlier that 11.5 SU3 is integrated with CMS 2.3+, you should modify the CMS TLS version information...