{"id":8085,"date":"2026-10-18T17:00:06","date_gmt":"2026-10-18T14:00:06","guid":{"rendered":"https:\/\/support.withsecure.com\/?post_type=support_article&#038;p=8085"},"modified":"2026-10-18T17:00:06","modified_gmt":"2026-10-18T14:00:06","slug":"alerts-of-connection-refused-related-to-the-doorman-backend-are-being-output-frequently-by-elements-linux-protection","status":"publish","type":"support_article","link":"https:\/\/support.withsecure.com\/jp-ja\/support-articles\/alerts-of-connection-refused-related-to-the-doorman-backend-are-being-output-frequently-by-elements-linux-protection\/","title":{"rendered":"Alerts of &#8220;Connection refused&#8221; related to the doorman backend are being output frequently by Elements Linux Protection"},"content":{"rendered":"<h3>Issue:<\/h3>\n<p>Alerts of &quot;Connection refused&quot; related to the doorman backend are being output frequently by Elements Linux Protection.<\/p>\n<p>Example:<br \/>doormand: Failed to send request to Doorman: generic:111 = Connection refused<\/p>\n<h3>Resolution:<\/h3>\n<p>Make sure that the connections to the following Security Cloud domains are allowed on your Firewall and proxy.<\/p>\n<p>Business Suite 16 onwards<\/p>\n<ul>\n<li><strong>corp-reg.fsapi.com<\/strong>\u00a0This server is used by Policy Manager for license registration. Blocking this server will prevent license validation.<br \/><strong>guts2.fsapi.com<\/strong> (also TCP\/80)\u00a0This server is used to deliver updates for scanning engines and detection rules, and for some products updates to the software itself. Blocking this server will completely stop security updates.<\/li>\n<li>a.karma.sc2.fsapi.com<\/li>\n<li>restmc.mind.sc2.fsapi.com<\/li>\n<li>mind-failover.sc2.fsapi.com<\/li>\n<li><strong>api.doorman.fsapi.com<\/strong> Backend services needed for Security Cloud functionality<\/li>\n<li>api.prd.glb.us-prd.fsapi.com Used to control updates for Linux Security 64<\/li>\n<li>download.fsapi.com Used for the hotfix update mechanism for Linux Security 64<\/li>\n<\/ul>\n<p>If you have allowed the connections, you could check the connectivity status to the domains by accessing to the following URLs from any affected server.<\/p>\n<p>https:\/\/baseguard.doorman.fsapi.com\/doorman\/v1\/healthcheck<br \/>https:\/\/doorman.sc.fsapi.com\/doorman\/v1\/healthcheck<br \/>https:\/\/a.karma.sc2.fsapi.com\/healthcheck<\/p>\n<p>If you are using a proxy, check the connectivity status from your Linux server to the proxy server and make sure that it could be done successfully.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Alerts of &#8220;Connection refused&#8221; related to the doorman backend are being output frequently when using F-Secure Linux Protection.<\/p>\n<p>Example:<br \/>\ndoormand: Failed to send request to Doorman: generic:111 = Connection refused<\/p>\n","protected":false},"template":"","support_article_product":[99],"class_list":["post-8085","support_article","type-support_article","status-publish","hentry"],"acf":{"source_foreign_id":"000006308","source_version":1,"source_system":"salesforce","source_date_updated":"2026-10-18 14:00:06","import_hash":"c17c038a1e8a805b8c5502d812e5e95daa766fca","vanilla_article_id":"","vanilla_url":"","vanilla_kb_id":"","vanilla_category_id":"","machine_translated":false,"reactions_helpful_yes":"","reactions_helpful_no":""},"_links":{"self":[{"href":"https:\/\/support.withsecure.com\/jp-ja\/wp-json\/wp\/v2\/support_article\/8085","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/support.withsecure.com\/jp-ja\/wp-json\/wp\/v2\/support_article"}],"about":[{"href":"https:\/\/support.withsecure.com\/jp-ja\/wp-json\/wp\/v2\/types\/support_article"}],"wp:attachment":[{"href":"https:\/\/support.withsecure.com\/jp-ja\/wp-json\/wp\/v2\/media?parent=8085"}],"wp:term":[{"taxonomy":"support_article_product","embeddable":true,"href":"https:\/\/support.withsecure.com\/jp-ja\/wp-json\/wp\/v2\/support_article_product?post=8085"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}