# Required variables These variables are required. Example values included. Some general variables might also be required for this role. ``` ports: element_http: 8080 matrix_domain: domain.tld matrix_server_domain: matrix.domain.tld ``` These variables are optional and have the following default values: ``` matrix_external_url: https://{{ matrix_server_domain }} reverse_proxy_type: caddy jitsi_domain: jitsi.riot.im ```