{"id":80979,"date":"2026-07-14T17:04:07","date_gmt":"2026-07-14T10:04:07","guid":{"rendered":"https:\/\/itsystems.vn\/?p=80979"},"modified":"2026-07-29T12:28:53","modified_gmt":"2026-07-29T05:28:53","slug":"4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses","status":"publish","type":"post","link":"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/","title":{"rendered":"4 Mistakes When Handling VPN Error That Cost Businesses Extra Downtime"},"content":{"rendered":"<p>In today&#8217;s modern business environment with increasingly popular remote working models, <strong>VPN errors<\/strong> often cause serious disruptions. When employees cannot securely connect to internal resources, the entire workflow can grind to a halt, leading to higher downtime costs due to lost productivity, project delays, and even impacts on revenue. Many businesses inadvertently make basic mistakes when handling <strong>VPN errors<\/strong>, causing problems to remain unresolved and become even more complex. This article provides a detailed analysis of the root causes, recognizable signs, and practical solutions for VPN not connecting, remote VPN failure, and other issues related to enterprise VPN.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">The content of the article<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Signs_That_Your_Enterprise_VPN_System_Is_Experiencing_Issues\" >Signs That Your Enterprise VPN System Is Experiencing Issues<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#4_Common_Mistakes_When_Handling_VPN_Errors_That_Increase_Downtime_Costs\" >4 Common Mistakes When Handling VPN Errors That Increase Downtime Costs<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Only_Restarting_Devices_Without_Investigating_the_Root_Cause\" >Only Restarting Devices Without Investigating the Root Cause<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Ignoring_VPN_Version_Updates_and_Security_Patches\" >Ignoring VPN Version Updates and Security Patches<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Focusing_Solely_on_Client-Side_Fixes_While_Neglecting_Server_Infrastructure\" >Focusing Solely on Client-Side Fixes While Neglecting Server Infrastructure<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Lacking_a_Backup_Plan_and_Delaying_Professional_Support\" >Lacking a Backup Plan and Delaying Professional Support<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Practical_Guide_to_Effectively_Fixing_VPN_Errors_for_Businesses\" >Practical Guide to Effectively Fixing VPN Errors for Businesses<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Verify_Basic_Connectivity_and_Authentication_Details\" >Verify Basic Connectivity and Authentication Details<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Update_VPN_Software_and_Related_Drivers\" >Update VPN Software and Related Drivers<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Troubleshoot_Server_and_Network_Infrastructure_Issues\" >Troubleshoot Server and Network Infrastructure Issues<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Implement_Long-Term_Solutions_and_Monitoring\" >Implement Long-Term Solutions and Monitoring<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Strategic_Recommendations_to_Prevent_Recurring_VPN_Errors_in_Enterprise_VPN\" >Strategic Recommendations to Prevent Recurring VPN Errors in Enterprise VPN<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Building_a_Sustainable_and_Reliable_Enterprise_VPN_System\" >Building a Sustainable and Reliable Enterprise VPN System<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Related_services_from_IT_Systems\" >Related services from IT Systems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#FAQ\" >FAQ<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#When_should_a_business_ask_IT_Systems_for_support\" >When should a business ask IT Systems for support?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Can_IT_Systems_help_review_the_current_environment_before_proposing_a_solution\" >Can IT Systems help review the current environment before proposing a solution?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Does_this_topic_connect_to_ongoing_IT_operations\" >Does this topic connect to ongoing IT operations?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/itsystems.vn\/en\/4-common-mistakes-when-handling-vpn-errors-that-increase-downtime-costs-for-businesses\/#Need_help_applying_this_to_your_business\" >Need help applying this to your business?<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Signs_That_Your_Enterprise_VPN_System_Is_Experiencing_Issues\"><\/span>Signs That Your Enterprise VPN System Is Experiencing Issues<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Before diving into the causes, early identification of <strong>VPN error<\/strong> symptoms will help businesses minimize downtime. Common signs include connection attempts being rejected immediately, unusually slow data transmission speeds despite stable internet, or repeated error messages appearing on the client screen.<\/p>\n<p>With VPN not connecting, users frequently encounter software reports such as &#8220;Unable to establish connection&#8221; without any clear reason. Remote VPN failure often manifests as authentication failures despite correct credentials, or connections that drop after just a few minutes of use. These issues affect not only individuals but spread across entire teams, particularly in companies with distributed workforces.<\/p>\n<p>You may also notice system logs recording errors related to expired certificates, blocked ports, or protocol conflicts. If not addressed promptly, these signs force employees to revert to manual workarounds, significantly reducing the overall efficiency of your enterprise VPN.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"4_Common_Mistakes_When_Handling_VPN_Errors_That_Increase_Downtime_Costs\"><\/span>4 Common Mistakes When Handling VPN Errors That Increase Downtime Costs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>When facing <strong>VPN errors<\/strong>, many administrators instinctively apply quick fixes to restore connectivity. However, these approaches often inadvertently extend downtime. Below are the four most common mistakes seen in real-world troubleshooting.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Only_Restarting_Devices_Without_Investigating_the_Root_Cause\"><\/span>Only Restarting Devices Without Investigating the Root Cause<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>One prevalent bad habit is simply restarting the VPN client, router, or computer in hopes that everything will return to normal. While this may temporarily resolve VPN not connecting caused by minor software conflicts, it is completely ineffective if the root cause is server-side, such as incorrect routing tables or mismatched firewall rules.<\/p>\n<p>As a result, the error reoccurs within hours, forcing the IT team to repeat the process. Each instance of downtime wastes employee time and generates indirect costs like delivery delays or lost business opportunities. Instead of blind restarts, experts recommend checking error logs first to accurately identify the problem&#8217;s location.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ignoring_VPN_Version_Updates_and_Security_Patches\"><\/span>Ignoring VPN Version Updates and Security Patches<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Many businesses continue running enterprise VPN on outdated versions, leading to remote VPN failure due to incompatibility with new operating systems or cloud provider changes. This mistake stems from the mindset that &#8220;if it&#8217;s working, don&#8217;t touch it.&#8221;<\/p>\n<p>In reality, security vulnerabilities in legacy VPN software can be exploited, causing even larger incidents. Manufacturers regularly release updates to fix connection bugs, so neglecting them creates unnecessary risks of prolonged downtime. Always test and apply updates in a staging environment before production deployment-a fundamental practice that many organizations still overlook.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Focusing_Solely_on_Client-Side_Fixes_While_Neglecting_Server_Infrastructure\"><\/span>Focusing Solely on Client-Side Fixes While Neglecting Server Infrastructure<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The majority of <strong>VPN errors<\/strong> actually originate from server configuration issues, such as revoked certificates, UDP port 1194 blocked by firewalls, or server overload without proper load balancing. Nevertheless, support teams often spend hours troubleshooting end-user devices without checking the backend.<\/p>\n<p>This approach is especially damaging for large-scale enterprise VPN environments where hundreds of employees connect simultaneously. Without reviewing server logs (such as syslog or VPN-specific log files), critical clues like &#8220;TLS handshake failed&#8221;-a common indicator of certificate or key problems-will be missed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Lacking_a_Backup_Plan_and_Delaying_Professional_Support\"><\/span>Lacking a Backup Plan and Delaying Professional Support<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Instead of activating backup connections such as SD-WAN or alternative VPN gateways, many businesses leave staff &#8220;waiting for a fix&#8221; while internally troubleshooting remote VPN failure. This mistake directly drives up downtime costs, as every hour of disruption carries a measurable financial impact.<\/p>\n<p>Additionally, the absence of a clear escalation process to deeply specialized teams allows problems to become unnecessarily complex. In practice, some cases require advanced diagnostic tools or expert networking knowledge for complete resolution.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Practical_Guide_to_Effectively_Fixing_VPN_Errors_for_Businesses\"><\/span>Practical Guide to Effectively Fixing VPN Errors for Businesses<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>To address <strong>VPN errors<\/strong> systematically, follow a logical troubleshooting process rather than random attempts. The steps below are based on real-world IT support experience and can significantly reduce downtime.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Verify_Basic_Connectivity_and_Authentication_Details\"><\/span>Verify Basic Connectivity and Authentication Details<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Begin by confirming the user&#8217;s internet connection is stable. Use the ping command to test latency and packet loss to the VPN server address. For VPN not connecting due to authentication issues, double-check usernames, passwords, and multi-factor authentication if implemented.<\/p>\n<p>System time synchronization is critical, as many VPN protocols require accurate clocks. On Windows, open Command Prompt and run &#8220;w32tm \/resync&#8221;. If using clients such as OpenVPN or Cisco AnyConnect, consider reinstalling the application to rule out corrupted configuration files.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Update_VPN_Software_and_Related_Drivers\"><\/span>Update VPN Software and Related Drivers<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Download the latest version from the official vendor website. For remote VPN failure on Windows 10\/11, use Device Manager to update or roll back network adapter drivers. Check whether the current protocol (IKEv2, SSTP, L2TP) is being blocked by your ISP and try switching protocols.<\/p>\n<p>In certain cases, editing the configuration file (e.g., .ovpn) to adjust cipher or compression settings can resolve conflicts. Always back up the original configuration before making changes to enable easy rollback.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Troubleshoot_Server_and_Network_Infrastructure_Issues\"><\/span>Troubleshoot Server and Network Infrastructure Issues<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Access the VPN server via SSH or Remote Desktop to review detailed logs. Search for keywords such as &#8220;error&#8221;, &#8220;failed&#8221;, or &#8220;timeout&#8221; to pinpoint the issue. Verify that firewall rules permit traffic on required ports (commonly 443, 1194, and 500).<\/p>\n<p>If certificates have expired, renew them and redistribute to all clients. For enterprise VPN using RADIUS authentication, confirm the RADIUS server is operational and reachable. Use tools like tcpdump or Wireshark (with caution) to capture and analyze the handshake process.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Implement_Long-Term_Solutions_and_Monitoring\"><\/span>Implement Long-Term Solutions and Monitoring<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>After applying temporary fixes, set up monitoring for the VPN server using tools such as Nagios or Zabbix to receive early alerts for anomalies. Regularly review bandwidth usage and concurrent user counts to prevent overload that causes remote VPN failure.<\/p>\n<p>For complex issues beyond internal capabilities, partnering with professional <a href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">IT Support services<\/a> delivers faster, more optimized solutions, allowing businesses to focus on core operations.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Strategic_Recommendations_to_Prevent_Recurring_VPN_Errors_in_Enterprise_VPN\"><\/span>Strategic Recommendations to Prevent Recurring VPN Errors in Enterprise VPN<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Resolving <strong>VPN errors<\/strong> is only addressing the symptoms. The real priority is building a root-cause prevention system. Businesses should establish monthly maintenance schedules that include firmware updates, certificate validation, and routing optimization.<\/p>\n<p>Train employees on VPN best practices, such as avoiding public WiFi without additional security layers. Implementing multi-factor authentication and a zero-trust model significantly reduces the risk of remote VPN failure from cyberattacks.<\/p>\n<p>Investing in advanced VPN solutions with automatic failover capabilities helps maintain uninterrupted connectivity. Organizations should consider long-term partnerships with providers of <a href=\"https:\/\/itsystems.vn\/en\/it-helpdesk-service\/\">IT Helpdesk services<\/a> for 24\/7 support, proactive monitoring, and regular infrastructure consulting. This approach shifts the focus from reactive incident handling to prevention, keeping downtime costs to a minimum.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Building_a_Sustainable_and_Reliable_Enterprise_VPN_System\"><\/span>Building a Sustainable and Reliable Enterprise VPN System<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>While <strong>VPN errors<\/strong> are common, they can be effectively controlled when businesses adopt the right processes and a proactive mindset. By avoiding the four mistakes outlined above, implementing systematic troubleshooting, and investing in ongoing maintenance, you can dramatically reduce operational disruption risks.<\/p>\n<p>Begin by evaluating your current VPN infrastructure today-from logs and configurations to backup plans. When you encounter VPN not connecting or similar problems, apply the guidelines above immediately or consult experts for timely assistance. A stable enterprise VPN system not only boosts productivity but also safeguards critical organizational data in the digital age.<br \/>\n<!-- its-deep-aio-en-related-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-related\" aria-label=\"Related IT Systems services\">\n<h2><span class=\"ez-toc-section\" id=\"Related_services_from_IT_Systems\"><\/span>Related services from IT Systems<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If your team is dealing with this issue in a live business environment, these services can help you move from diagnosis to a stable operating process.<\/p>\n<ul>\n<li><a href=\"https:\/\/itsystems.vn\/en\/microsoft-business-licensing\/microsoft-windows-licensing\/\">Windows licensing for business<\/a><\/li>\n<li><a href=\"https:\/\/itsystems.vn\/en\/microsoft-business-licensing\/windows-license-pricing\/\">Windows license pricing<\/a><\/li>\n<li><a href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">IT support services<\/a><\/li>\n<\/ul>\n<\/section>\n<p><!-- its-deep-aio-en-faq-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-faq\" aria-label=\"Frequently asked questions\">\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"When_should_a_business_ask_IT_Systems_for_support\"><\/span>When should a business ask IT Systems for support?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ask for support when the issue affects users, business data, security, licensing compliance, service availability or daily operations. A short technical review often prevents repeated incidents and hidden costs.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_IT_Systems_help_review_the_current_environment_before_proposing_a_solution\"><\/span>Can IT Systems help review the current environment before proposing a solution?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Yes. IT Systems can review the current setup, identify risks, map the issue to the right service scope and recommend a practical next step for your business.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Does_this_topic_connect_to_ongoing_IT_operations\"><\/span>Does this topic connect to ongoing IT operations?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>In most cases, yes. Problems around software, cloud, endpoint, network, backup or security should be connected to a broader IT operations plan instead of being handled as isolated incidents.<\/p>\n<\/section>\n<p><!-- its-deep-aio-en-cta-2026-07-27 --><\/p>\n<section class=\"its-deep-aio-cta\" aria-label=\"Contact IT Systems\">\n<h2><span class=\"ez-toc-section\" id=\"Need_help_applying_this_to_your_business\"><\/span>Need help applying this to your business?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>IT Systems Vietnam can help assess the issue, recommend the right service path and support implementation for your team.<\/p>\n<p><a class=\"button\" href=\"https:\/\/itsystems.vn\/en\/contact-it-systems-vietnam\/\">Contact IT Systems<\/a> <a class=\"button\" href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">View IT support services<\/a><\/p>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>In today&#8217;s modern business environment with increasingly popular remote working models, VPN errors often cause serious disruptions. When employees cannot securely connect to internal resources, the entire workflow can grind to a halt, leading to higher downtime costs due to lost productivity, project delays, and even impacts on revenue. Many businesses inadvertently make basic mistakes [&hellip;]<\/p>\n","protected":false},"author":54,"featured_media":80977,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_focus_keyword":"VPN error, VPN not connecting, remote VPN failure, enterprise VPN ","rank_math_title":"","rank_math_description":"Discover 4 common mistakes when handling VPN errors that cause additional downtime costs for businesses. Detailed guide on causes, solutions for VPN not connecting, remote VPN failure, and optimizing enterprise VPN from IT experts.","rank_math_robots":"","rank_math_canonical_url":"","rank_math_schema":"","footnotes":""},"categories":[2144],"tags":[],"class_list":["post-80979","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-it-guide"],"wpml_current_locale":"en_US","wpml_translations":{"vi_VN":{"locale":"vi_VN","id":80976,"slug":"4-sai-lam-khi-xu-ly-loi-vpn-khien-doanh-nghiep-ton-them-chi-phi-downtime","post_title":"4 sai l\u1ea7m khi x\u1eed l\u00fd l\u1ed7i VPN khi\u1ebfn doanh nghi\u1ec7p t\u1ed1n th\u00eam chi ph\u00ed downtime","href":"https:\/\/itsystems.vn\/4-sai-lam-khi-xu-ly-loi-vpn-khien-doanh-nghiep-ton-them-chi-phi-downtime\/"}},"_links":{"self":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/80979","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/users\/54"}],"replies":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/comments?post=80979"}],"version-history":[{"count":4,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/80979\/revisions"}],"predecessor-version":[{"id":86297,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/80979\/revisions\/86297"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media\/80977"}],"wp:attachment":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media?parent=80979"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/categories?post=80979"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/tags?post=80979"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}