{"id":22008,"date":"2025-01-01T12:29:01","date_gmt":"2025-01-01T12:29:01","guid":{"rendered":"http:\/\/intellicti.studiorepublic.com\/help\/?p=22008"},"modified":"2025-05-28T10:40:54","modified_gmt":"2025-05-28T10:40:54","slug":"intelli-cti-clients-unable-connect-server","status":"publish","type":"post","link":"https:\/\/www.intellicti.com\/help\/intelli-cti-clients-unable-connect-server\/","title":{"rendered":"intelli-CTi&#x2122; Clients unable to connect to Server"},"content":{"rendered":"<p><!----------------------------- Article Header Start - DO NOT REMOVE ------------------------------><\/p>\n<table class=\"article-header-table\" summary=\"Article Summary\">\n<tbody>\n<tr class=\"qgkb-articleheader-table-header\">\n<td style=\"border-top: 5px solid currentColor;\" valign=\"top\" width=\"25%\"><b>Summary:<\/b><\/td>\n<td style=\"border-top: 1px solid currentColor;\" valign=\"top\">If the intelli-CTi&#x2122; client application is unable to connect to the server, it could be a firewall issue.<\/td>\n<\/tr>\n<tr class=\"qgkb-articleheader-table-summary\">\n<td valign=\"top\"><b>Article Type:<\/b><\/td>\n<td valign=\"top\">Troubleshooting<\/td>\n<\/tr>\n<tr class=\"qgkb-articleheader-table-summary\">\n<td style=\"border-bottom-color: currentColor; border-bottom-width: 3px; border-bottom-style: solid;\" valign=\"top\"><strong>Related Product(s):<\/strong><\/td>\n<td style=\"border-bottom-color: currentColor; border-bottom-width: 1px; border-bottom-style: solid;\" valign=\"top\">This article relates to the following products:<\/p>\n<ul>\n<li>intelli-CTi&#x2122; (Base Product)<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><!-------------------------------------- Article Header End ---------------------------------------><\/p>\n<p>If the intelli-CTi&#x2122; client application is unable to connect to the server, it could be a firewall issue. The intelli-CTi Server communicates with its clients on the following port:<\/p>\n<ul>\n<li>TCP port <strong>21050<\/strong><\/li>\n<li>TCP port <strong>9001<\/strong> <i>(On-premises intelli-CTi Service)<\/i><\/li>\n<li>TCP port <strong>443<\/strong> <i>(Cloud-hosted intelli-CTi Service)<\/i><\/li>\n<\/ul>\n<p>The installation process configures the local firewall on the Server machine to allow these services. However, if there is any other firewall on your network, then this will need to be configured manually.<\/p>\n<p><!----------------------------- Article Footer Start - DO NOT REMOVE ------------------------------><\/p>\n<table style=\"border-bottom: none;\" summary=\"Article Summary\">\n<tbody>\n<tr class=\"qgkb-articleheader-table-summary\">\n<td style=\"width: 25%; border-top-color: currentColor; border-top-width: 3px; border-top-style: solid;\" valign=\"top\"><strong>\u00a0Related Resources:<\/strong><\/td>\n<td style=\"width: 75%; border-top-color: currentColor; border-top-width: 1px; border-top-style: solid;\" valign=\"top\">\n<ul>\n<li>None<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr class=\"qgkb-articleheader-table-summary\">\n<td style=\"vertical-align: top; border-top: 1px solid #e6e6e6;\"><strong><span style=\"color: #444444;\"><span style=\"line-height: 14px; font-size: 14px;\">Further Information:<\/span><\/span><\/strong><\/td>\n<td style=\"vertical-align: top; border-top: 1px solid #e6e6e6;\">\n<ul>\n<li><a href=\"\/help\/\">intelli-CTi Help Center<\/a><\/li>\n<li><a href=\"\/help\/faqs\/\">intelli-CTi\u00a0FAQs<\/a><\/li>\n<li><a href=\"\/help\/troubleshooting\/\">intelli-CTi\u00a0\u00a0Troubleshooting<\/a><\/li>\n<li><a href=\"\/help\/how-to-guides\/\">intelli-CTi\u00a0How-To Guides<\/a><\/li>\n<li><a href=\"\/help\/paribus-discovery\/technical-articles\/\">intelli-CTi\u00a0Technical Articles<\/a><\/li>\n<li><a href=\"\/help\/paribus-discovery\/documents\/\">intelli-CTi\u00a0Document Library<\/a><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><!-------------------------------------- Article Footer End ---------------------------------------><\/p>\n<div class=\"sharedaddy sd-sharing-enabled\"><div class=\"robots-nocontent sd-block sd-social sd-social-icon-text sd-sharing\"><h3 class=\"sd-title\">Share this:<\/h3><div class=\"sd-content\"><ul><li class=\"share-twitter\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-twitter-22008\" class=\"share-twitter sd-button share-icon\" href=\"https:\/\/www.intellicti.com\/help\/intelli-cti-clients-unable-connect-server\/?share=twitter\" target=\"_blank\" title=\"Click to share on Twitter\"><span>Twitter<\/span><\/a><\/li><li class=\"share-linkedin\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-linkedin-22008\" class=\"share-linkedin sd-button share-icon\" href=\"https:\/\/www.intellicti.com\/help\/intelli-cti-clients-unable-connect-server\/?share=linkedin\" target=\"_blank\" title=\"Click to share on LinkedIn\"><span>LinkedIn<\/span><\/a><\/li><li class=\"share-print\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-print sd-button share-icon\" href=\"https:\/\/www.intellicti.com\/help\/intelli-cti-clients-unable-connect-server\/\" target=\"_blank\" title=\"Click to print\"><span>Print<\/span><\/a><\/li><li class=\"share-end\"><\/li><\/ul><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Summary: If the intelli-CTi&#x2122; client application is unable to connect to the server, it could be a firewall issue. Article Type: Troubleshooting Related Product(s): This article relates to the following products: intelli-CTi&#x2122; (Base Product) If the intelli-CTi&#x2122; client application is unable to connect to the server, it could be a firewall issue. The intelli-CTi Server &hellip; <a href=\"https:\/\/www.intellicti.com\/help\/intelli-cti-clients-unable-connect-server\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">intelli-CTi&#x2122; Clients unable to connect to Server<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n<div class=\"sharedaddy sd-sharing-enabled\"><div class=\"robots-nocontent sd-block sd-social sd-social-icon-text sd-sharing\"><h3 class=\"sd-title\">Share this:<\/h3><div class=\"sd-content\"><ul><li class=\"share-twitter\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-twitter-22008\" class=\"share-twitter sd-button share-icon\" href=\"https:\/\/www.intellicti.com\/help\/intelli-cti-clients-unable-connect-server\/?share=twitter\" target=\"_blank\" title=\"Click to share on Twitter\"><span>Twitter<\/span><\/a><\/li><li class=\"share-linkedin\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"sharing-linkedin-22008\" class=\"share-linkedin sd-button share-icon\" href=\"https:\/\/www.intellicti.com\/help\/intelli-cti-clients-unable-connect-server\/?share=linkedin\" target=\"_blank\" title=\"Click to share on LinkedIn\"><span>LinkedIn<\/span><\/a><\/li><li class=\"share-print\"><a rel=\"nofollow noopener noreferrer\" data-shared=\"\" class=\"share-print sd-button share-icon\" href=\"https:\/\/www.intellicti.com\/help\/intelli-cti-clients-unable-connect-server\/\" target=\"_blank\" title=\"Click to print\"><span>Print<\/span><\/a><\/li><li class=\"share-end\"><\/li><\/ul><\/div><\/div><\/div>","protected":false},"author":21,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false},"categories":[134,164,14,15,355],"tags":[],"jetpack_featured_media_url":"","jetpack_publicize_connections":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.1.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<meta name=\"description\" content=\"If your intelli-CTi Clients unable to connect to Server, it could be a firewall issue. 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