{"id":80111,"date":"2026-04-30T15:16:51","date_gmt":"2026-04-30T08:16:51","guid":{"rendered":"https:\/\/itsystems.vn\/?p=80111"},"modified":"2026-07-29T11:45:10","modified_gmt":"2026-07-29T04:45:10","slug":"switch-network-loop-error-warning-system-wide-downtime","status":"publish","type":"post","link":"https:\/\/itsystems.vn\/en\/switch-network-loop-error-warning-system-wide-downtime\/","title":{"rendered":"Network Loop Switch Error: Full System Downtime Warning"},"content":{"rendered":"<p>You are managing an enterprise LAN network and suddenly the entire system stops working? The LED lights on the switch are flashing continuously, data traffic explodes, computers cannot connect to the internet or share internal files. This is a clear sign of a <strong>switch network loop error<\/strong> &#8211; a serious network loop issue that can cause system-wide downtime in just minutes. In this article, we will deeply analyze the causes of <strong>switch network loop error<\/strong> and provide effective troubleshooting guides to keep your network stable.<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Clear_symptoms_of_switch_network_loop_error_in_LAN_systems\" >Clear symptoms of switch network loop error in LAN systems<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Root_causes_leading_to_switch_network_loop_error_and_switch_failure\" >Root causes leading to switch network loop error and switch failure<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Configuration_lacking_Spanning_Tree_Protocol_STP\" >Configuration lacking Spanning Tree Protocol (STP)<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Uncontrolled_redundant_physical_connections\" >Uncontrolled redundant physical connections<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Software_errors_or_outdated_switch_firmware\" >Software errors or outdated switch firmware<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Network_expansion_without_backup_design\" >Network expansion without backup design<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Detailed_guide_to_immediately_fix_switch_network_loop_error\" >Detailed guide to immediately fix switch network loop error<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Step_1_Disconnect_physical_connections_to_stop_the_storm_immediately\" >Step 1: Disconnect physical connections to stop the storm immediately<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Check_and_enable_STPRSTP_on_all_switches\" >Check and enable STP\/RSTP on all switches<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Verify_network_topology_and_eliminate_redundant_paths\" >Verify network topology and eliminate redundant paths<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Update_firmware_and_configure_VLANs_correctly\" >Update firmware and configure VLANs correctly<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/itsystems.vn\/en\/switch-network-loop-error-warning-system-wide-downtime\/#Implement_monitoring_for_early_switch_failure_detection\" >Implement monitoring for early switch failure detection<\/a><\/li><\/ul><\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Strategic_recommendations_to_prevent_switch_network_loop_error_long-term\" >Strategic recommendations to prevent switch network loop error long-term<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#Conclusion_Ensure_your_enterprise_network_has_no_downtime_worries\" >Conclusion: Ensure your enterprise network has no downtime worries<\/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\/switch-network-loop-error-warning-system-wide-downtime\/#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-16\" href=\"https:\/\/itsystems.vn\/en\/switch-network-loop-error-warning-system-wide-downtime\/#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-17\" href=\"https:\/\/itsystems.vn\/en\/switch-network-loop-error-warning-system-wide-downtime\/#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-18\" href=\"https:\/\/itsystems.vn\/en\/switch-network-loop-error-warning-system-wide-downtime\/#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-19\" href=\"https:\/\/itsystems.vn\/en\/switch-network-loop-error-warning-system-wide-downtime\/#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-20\" href=\"https:\/\/itsystems.vn\/en\/switch-network-loop-error-warning-system-wide-downtime\/#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=\"Clear_symptoms_of_switch_network_loop_error_in_LAN_systems\"><\/span>Clear symptoms of switch network loop error in LAN systems<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>When encountering a <strong>switch network loop error<\/strong>, the network doesn&#8217;t just slow down; it can become completely paralyzed. Here are the common signs that IT administrators often notice:<\/p>\n<ul>\n<li><strong>LED port lights flashing continuously:<\/strong> All ports on the switch blink non-stop, indicating data frames are being transmitted back and forth endlessly.<\/li>\n<li><strong>Unusual network traffic surge:<\/strong> Using monitoring tools like Wireshark or the switch management interface, you&#8217;ll see utilization reaching 100% without any clear reason.<\/li>\n<li><strong>Complete loss of connectivity for all devices:<\/strong> Computers, printers, and servers cannot ping each other, leading to system-wide downtime.<\/li>\n<li><strong>Broadcast storm spreading:<\/strong> Broadcast packets (like ARP requests) multiply endlessly, congesting the entire LAN bandwidth.<\/li>\n<li><strong>Switch overheating unusually or auto-restarting:<\/strong> Due to CPU and memory overload, the switch may reboot itself for protection.<\/li>\n<\/ul>\n<p>If you&#8217;re witnessing these signs, your system is likely affected by a network loop. Early detection helps avoid greater damage, especially for businesses dependent on continuous connectivity.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Root_causes_leading_to_switch_network_loop_error_and_switch_failure\"><\/span>Root causes leading to switch network loop error and switch failure<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Switch network loop error<\/strong> doesn&#8217;t happen randomly but often stems from design or configuration mistakes. Here are the main causes grouped by category:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Configuration_lacking_Spanning_Tree_Protocol_STP\"><\/span>Configuration lacking Spanning Tree Protocol (STP)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>STP is the standard protocol that helps switches automatically detect and block redundant paths to prevent loops. If STP is not enabled on the switch or misconfigured (e.g., incorrect root bridge priority), a loop will form when there are multiple physical connections between switches. For example, connecting two switches with two Ethernet cables without STP will create a network loop immediately.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Uncontrolled_redundant_physical_connections\"><\/span>Uncontrolled redundant physical connections<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>In LAN networks, mistakenly plugging cables &#8211; like connecting a switch to itself via two different ports or creating a loop through an old hub &#8211; is a common cause of network loops. Switch failure here is not hardware damage but overload from data storms.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Software_errors_or_outdated_switch_firmware\"><\/span>Software errors or outdated switch firmware<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Switches running old firmware may encounter STP bugs, failing to block ports in time. Additionally, VLAN misconfiguration (like incorrect trunk ports) can also contribute to broadcast loops between VLANs.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Network_expansion_without_backup_design\"><\/span>Network expansion without backup design<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>When businesses add new switches without checking the topology, it&#8217;s easy to create unwanted redundant paths. Lack of monitoring tools like SNMP or PRTG allows loops to develop silently until causing major downtime.<\/p>\n<p>Understanding these causes helps you proactively prevent them, rather than just reactively fixing issues.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Detailed_guide_to_immediately_fix_switch_network_loop_error\"><\/span>Detailed guide to immediately fix switch network loop error<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>To handle <strong>switch network loop error<\/strong>, quick and systematic action is needed. Here is a practical troubleshooting process:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_1_Disconnect_physical_connections_to_stop_the_storm_immediately\"><\/span>Step 1: Disconnect physical connections to stop the storm immediately<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Power off all switches or unplug suspected cables one by one to identify the loop-causing port. Use the <code>show spanning-tree<\/code> command on managed switches (like Cisco) to check which ports are blocking or forwarding abnormally. This will stop the network loop in seconds.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Check_and_enable_STPRSTP_on_all_switches\"><\/span>Check and enable STP\/RSTP on all switches<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Access the switch management interface (usually via web or CLI):<\/p>\n<ul>\n<li>Enable STP: <code>spanning-tree mode rstp<\/code> (Rapid STP is faster).<\/li>\n<li>Select root bridge: <code>spanning-tree vlan 1 priority 4096<\/code> for the main switch.<\/li>\n<li>Check port status: The loop-causing port will switch to Blocking state.<\/li>\n<\/ul>\n<p>If using unmanaged switches, replace them with STP-supported models to avoid recurrence.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Verify_network_topology_and_eliminate_redundant_paths\"><\/span>Verify network topology and eliminate redundant paths<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Draw a network diagram using tools like Microsoft Visio or draw.io. Ensure no physical loops: use EtherChannel only for link aggregation if redundancy is needed. Test by continuously pinging between devices while adding cables.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Update_firmware_and_configure_VLANs_correctly\"><\/span>Update firmware and configure VLANs correctly<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Download the latest firmware from the manufacturer (TP-Link, D-Link, Cisco). Configure access\/trunk ports appropriately to prevent broadcasts from spreading to other VLANs, reducing loop risks.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Implement_monitoring_for_early_switch_failure_detection\"><\/span>Implement monitoring for early switch failure detection<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Use PRTG, Zabbix, or built-in SNMP to alert when traffic &gt;80% or STP topology changes. This helps detect network loops before they cause downtime.<\/p>\n<p>For complex systems, consider contacting professional <a href=\"https:\/\/itsystems.vn\/en\/it-helpdesk-service\/\">IT Helpdesk services<\/a> to audit the entire network infrastructure.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Strategic_recommendations_to_prevent_switch_network_loop_error_long-term\"><\/span>Strategic recommendations to prevent switch network loop error long-term<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Fixing it once is not enough; you need to build a resilient network system. Here are best practices from IT support experience:<\/p>\n<ul>\n<li><strong>Design topology with STP\/MSTP:<\/strong> Always prioritize hierarchical design: core-distribution-access layers.<\/li>\n<li><strong>Regular maintenance:<\/strong> Check cables, update firmware quarterly, test STP failover.<\/li>\n<li><strong>Use quality managed switches:<\/strong> Avoid cheap hubs\/switches without STP support.<\/li>\n<li><strong>Train employees:<\/strong> Do not plug cables without notifying IT.<\/li>\n<li><strong>Integrate IT Support services:<\/strong> For businesses, <a href=\"https:\/\/itsystems.vn\/en\/it-services-for-businesses\/it-support-services\/\">IT Support services<\/a> provide 24\/7 monitoring to minimize switch failures.<\/li>\n<\/ul>\n<p>Applying these measures, you not only avoid <strong>switch network loop error<\/strong> but also improve overall LAN network performance.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion_Ensure_your_enterprise_network_has_no_downtime_worries\"><\/span>Conclusion: Ensure your enterprise network has no downtime worries<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Switch network loop error<\/strong> is a major threat but completely controllable with the right knowledge and tools. From recognizing network loop signs, analyzing causes, to applying STP and monitoring, you now have a complete roadmap. Don&#8217;t wait for downtime to act &#8211; check your system today. If you need in-depth support, the IT team at IT Systems is always ready to assist.<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>You are managing an enterprise LAN network and suddenly the entire system stops working? The LED lights on the switch are flashing continuously, data traffic explodes, computers cannot connect to the internet or share internal files. This is a clear sign of a switch network loop error &#8211; a serious network loop issue that can [&hellip;]<\/p>\n","protected":false},"author":54,"featured_media":80109,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_focus_keyword":"network loop switch error, loop detection, switch crash, network outage ","rank_math_title":"","rank_math_description":"Switch network loop error causing system-wide downtime? Learn about network loop causes, switch failure, and detailed STP, monitoring troubleshooting guides. Effectively prevent network loops for enterprise LAN now!","rank_math_robots":"","rank_math_canonical_url":"","rank_math_schema":"","footnotes":""},"categories":[2144],"tags":[],"class_list":["post-80111","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":80108,"slug":"loop-mang-switch-loi-canh-bao-downtime-toan-he-thong-2","post_title":"Loop m\u1ea1ng switch l\u1ed7i: C\u1ea3nh b\u00e1o downtime to\u00e0n h\u1ec7 th\u1ed1ng","href":"https:\/\/itsystems.vn\/loop-mang-switch-loi-canh-bao-downtime-toan-he-thong-2\/"}},"_links":{"self":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/80111","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=80111"}],"version-history":[{"count":3,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/80111\/revisions"}],"predecessor-version":[{"id":86137,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/posts\/80111\/revisions\/86137"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media\/80109"}],"wp:attachment":[{"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/media?parent=80111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/categories?post=80111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itsystems.vn\/en\/wp-json\/wp\/v2\/tags?post=80111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}