{"id":4102,"date":"2026-06-08T18:01:41","date_gmt":"2026-06-08T15:01:41","guid":{"rendered":"https:\/\/support.withsecure.com\/en\/?post_type=support_article&#038;p=4102"},"modified":"2026-06-08T18:01:41","modified_gmt":"2026-06-08T15:01:41","slug":"unable-to-configure-port-for-policy-manager-proxy-for-linux-port-is-already-in-use","status":"publish","type":"support_article","link":"https:\/\/support.withsecure.com\/en\/support-articles\/unable-to-configure-port-for-policy-manager-proxy-for-linux-port-is-already-in-use\/","title":{"rendered":"Unable to configure port for Policy Manager Proxy for Linux: port is already in use"},"content":{"rendered":"<h3>Issue:<\/h3>\n<p>When executing \/opt\/f-secure\/fspms\/bin\/fspms-config to configure the Policy Manager proxy, an error message stating the port is already in use is printed:<\/p>\n<pre>\n\nSpecify the details for communication with F-Secure Policy Manager. Enter the server\u2019s IP address or its DNS name.\nServer address []: 192.168.1.100\nHTTPS port [443]: 443\nPort is already in use. Please enter another one.<\/pre>\n<p>Based on investigation, the port (here 443) is not is use.<br \/>\u00a0<\/p>\n<h3>Resolution:<\/h3>\n<p>The proxy config-script requires and uses the <b>netcat <\/b>command to check the availability of the port. If netcat is not installed or available, you will receive the above mentioned error message.<\/p>\n<p>To resolve the issue, install <b>netcat<\/b>. In Debian, this can be installed using the following command:<br \/>\u00a0<\/p>\n<pre>\n# apt install netcat-traditional<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>When executing \/opt\/f-secure\/fspms\/bin\/fspms-config to configure the Policy Manager proxy, an error message stating the port is already in use is displayed.<\/p>\n","protected":false},"template":"","support_article_product":[106],"class_list":["post-4102","support_article","type-support_article","status-publish","hentry"],"acf":{"source_foreign_id":"000005625","source_version":3,"source_system":"salesforce","source_date_updated":"2026-06-08 15:01:41","import_hash":"354e5874e9e904161776da9671cd0782778c3d34","vanilla_article_id":29498,"vanilla_url":"https:\/\/community.withsecure.com\/en\/kb\/articles\/29498-unable-to-configure-port-for-policy-manager-proxy-for-linux-port-is-already-in-use","vanilla_kb_id":30,"vanilla_category_id":103,"machine_translated":false,"reactions_helpful_yes":0,"reactions_helpful_no":0},"_links":{"self":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/support_article\/4102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/support_article"}],"about":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/types\/support_article"}],"wp:attachment":[{"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/media?parent=4102"}],"wp:term":[{"taxonomy":"support_article_product","embeddable":true,"href":"https:\/\/support.withsecure.com\/en\/wp-json\/wp\/v2\/support_article_product?post=4102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}