r1 router: address_data = address_test cannot_route_message = no_caseful_local_part no_check_local_user condition = debug_print = no_disable_logging dnssec_request_domains = dnssec_require_domains = domains = driver = accept no_dsn_lasthop errors_to = expn no_fail_verify_recipient no_fail_verify_sender fallback_hosts = group = headers_add = headers_remove = ignore_target_hosts = no_initgroups local_part_prefix = no_local_part_prefix_optional local_part_suffix = no_local_part_suffix_optional local_parts = log_as_local more no_pass_on_timeout pass_router = redirect_router = require_files = no_retry_use_local_part router_home_directory = self = freeze senders = set = transport = t1 transport_current_directory = transport_home_directory = no_unseen user = no_verify_only verify_recipient verify_sender