msteams-sbc is a collection of configuration, documentation and patch files for Sipwise C5 CE a SIP-based Open Source Class5 VoIP soft-switch to build a direct routing SBC for Microsoft Teams.
This guide is based on the latest Long Term Supported Release - mr8.5. Sipwise provides multiple ways to quick install the system. Use the one you like and follow the instructions of your choice. Sipwise recommends the install CD but a Virtualbox or VMware image should be fine too.