{"id":214432,"date":"2025-05-14T10:35:32","date_gmt":"2025-05-14T10:35:32","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=214432"},"modified":"2025-05-14T10:35:34","modified_gmt":"2025-05-14T10:35:34","slug":"which-of-the-following-scenarios-would-typically-utilize-802-1x-authe","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/05\/14\/which-of-the-following-scenarios-would-typically-utilize-802-1x-authe\/","title":{"rendered":"Which of the following scenarios would typically utilize 802.1x authe"},"content":{"rendered":"\n

Which of the following scenarios would typically utilize 802.1x authe<\/p>\n\n\n\n

Controlling access through a switch.
Controlling access through a router.
Authenticating remote access clients.
Authenticating VPN users through the internet.<\/p>\n\n\n\n

The Correct Answer and Explanation is:<\/mark><\/strong><\/p>\n\n\n\n

Correct Answer: Controlling access through a switch.<\/strong><\/p>\n\n\n\n

Explanation:<\/h3>\n\n\n\n

802.1X<\/strong> is a network access control protocol that is part of the IEEE 802.1 group of standards. It is specifically designed for port-based Network Access Control (PNAC)<\/strong> and is commonly used in wired and wireless networks to control access at the network edge<\/strong>, such as a switch or wireless access point.<\/p>\n\n\n\n

Why \u201cControlling access through a switch\u201d is correct:<\/h4>\n\n\n\n

802.1X works by requiring devices (called supplicants<\/strong>) to authenticate before they can gain access to the network through a port on a switch<\/strong> or a wireless access point. When a user connects a device to a switch port, that port is initially set to an unauthorized state. The device must then provide credentials, which are forwarded by the switch (authenticator<\/strong>) to a RADIUS server<\/strong> (authentication server<\/strong>) for verification. If the credentials are valid, the port is authorized, and the device is granted access to the network.<\/p>\n\n\n\n

This use case is the primary function of 802.1X: ensuring that only authenticated users or devices can access the LAN<\/strong> through switch ports. This helps to prevent unauthorized access and can enforce policies such as VLAN assignments, access restrictions, or Quality of Service (QoS) settings.<\/p>\n\n\n\n

Why the other options are incorrect:<\/h4>\n\n\n\n
    \n
  • Controlling access through a router<\/strong>: Routers generally do not support 802.1X authentication for incoming LAN devices. They operate at Layer 3 and are not responsible for port-based access control.<\/li>\n\n\n\n
  • Authenticating remote access clients<\/strong>: This usually involves protocols like PPP, RADIUS, or TACACS+<\/strong>, but not 802.1X, which is intended for local, physical port access control.<\/li>\n\n\n\n
  • Authenticating VPN users through the internet<\/strong>: VPN authentication typically uses protocols like IPSec, SSL\/TLS, or L2TP<\/strong>, and credential checks are handled by the VPN server, not through 802.1X.<\/li>\n<\/ul>\n\n\n\n

    Summary:<\/h3>\n\n\n\n

    802.1X is primarily used to control access through network switches or wireless access points<\/strong>, making “Controlling access through a switch” the correct answer.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Which of the following scenarios would typically utilize 802.1x authe Controlling access through a switch.Controlling access through a router.Authenticating remote access clients.Authenticating VPN users through the internet. The Correct Answer and Explanation is: Correct Answer: Controlling access through a switch. Explanation: 802.1X is a network access control protocol that is part of the IEEE 802.1 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-214432","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/214432","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=214432"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/214432\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=214432"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=214432"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=214432"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}