{"id":7954,"date":"2024-03-14T07:22:32","date_gmt":"2024-03-14T07:22:32","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-check-the-status-of-port-connections-on-centos\/"},"modified":"2025-08-02T22:51:33","modified_gmt":"2025-08-02T22:51:33","slug":"how-to-check-the-status-of-port-connections-on-centos","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-check-the-status-of-port-connections-on-centos\/","title":{"rendered":"Check Port Connections in CentOS: netstat & ss"},"content":{"rendered":"

To check the port connections on CentOS, you can use the following command:<\/p>\n

    \n
  1. Check active network connections using the netstat command.<\/li>\n<\/ol>\n
    netstat -tuln\r\n<\/code><\/pre>\n
      \n
    1. Check for more detailed information using the “ss” command.<\/li>\n<\/ol>\n
      ss -tulpn\r\n<\/code><\/pre>\n
      These commands will display all active TCP and UDP connections on the current system, along with the ports and processes they are using. You can add some options as needed to further filter and view connection information.<\/p>\n","protected":false},"excerpt":{"rendered":"
      To check the port connections on CentOS, you can use the following command: Check active network connections using the netstat command. netstat -tuln Check for more detailed information using the “ss” command. ss -tulpn These commands will display all active TCP and UDP connections on the current system, along with the ports and processes they […]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[893,4812,8247,10428,8271],"class_list":["post-7954","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-centos","tag-netstat","tag-network-monitoring","tag-port-connections","tag-ss-command"],"yoast_head":"\nCheck Port Connections in CentOS: netstat & ss - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn how to check active port connections on CentOS using netstat and ss commands with examples.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-check-the-status-of-port-connections-on-centos\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Check Port Connections in CentOS: netstat & ss\" \/>\n<meta property=\"og:description\" content=\"Learn how to check active port connections on CentOS using netstat and ss commands with examples.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-to-check-the-status-of-port-connections-on-centos\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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