# /opt/apps/synapse/data/homeserver.yaml # ---------------------------------------------------- # Existing content … (keep it!) # ---------------------------------------------------- # Enable the VoIP module (MSC2746) – it’s built‑in but must be turned on enable_voip: true # Turn server configuration (required for media relay) turn_uris: - "turn:coturn:3478?transport=udp" - "turn:coturn:5349?transport=tcp" turn_shared_secret: "{{ lookup('file', '/opt/apps/coturn/turn_shared_secret') }}" turn_user_lifetime: "12h" # Application Service registration for mautrix‑voip (add a block) app_service_config_files: - "/data/mautrix-voip.yaml"