mta_sts_user: mta-sts mta_sts_group: mta-sts mta_sts_conf_dir: /etc/mta-sts mta_sts_conf_file: "{{ mta_sts_conf_dir }}/config.yml" mta_sts_log_verbosity: warn mta_sts_default_config: host: 127.0.0.1 port: 8461 cache_grace: 180 shutdown_timeout: 7 cache: type: internal proactive_policy_fetching: enabled: yes concurrency_limit: 4 default_zone: strict_testing: no require_sni: yes timeout: 8