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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.
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TURN
TURN stands for Traversal Using Relays around NAT. Basically, it’s a device that is publically accessible from the Internet and can send and receive multimedia. To function properly, it must be accessible for external devices on the Internet as well as f...

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Certificates
Expressway servers need certificates to communicate with each other. That’s why root and intermediate certificates of the CAs that issued certificates for your servers must be listed as trusted. Proceed to Maintenance menu > Security > Trus...

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It’s time to make corporate communication services available remotely with no additional efforts like using Cisco Anyconnect and/or creating VPN tunnels. In this article, we’ll tell you how to configure Cisco Expressway server to make videoconferencing work from ...