{"id":167430,"date":"2025-02-19T14:04:25","date_gmt":"2025-02-19T13:04:25","guid":{"rendered":"https:\/\/www.avanet.com\/kb\/sophos-firewall-unifi-switch-vlan-configuration\/"},"modified":"2025-02-19T14:06:04","modified_gmt":"2025-02-19T13:06:04","slug":"sophos-firewall-unifi-switch-vlan-configuration","status":"publish","type":"kb","link":"https:\/\/www.avanet.com\/fr\/kb\/sophos-firewall-unifi-switch-vlan-configuration\/","title":{"rendered":"Configurer le VLAN sur Sophos Firewall et le commutateur UniFi"},"content":{"rendered":"\n<p>Les r\u00e9seaux locaux virtuels (VLAN) sont un composant central de la segmentation du r\u00e9seau et contribuent de mani\u00e8re significative \u00e0 la s\u00e9curit\u00e9 et \u00e0 l&rsquo;ordre dans les environnements informatiques. Les VLAN permettent par exemple de r\u00e9aliser facilement des r\u00e9seaux d&rsquo;invit\u00e9s ou de s\u00e9parer des zones sensibles du reste du r\u00e9seau. Dans cet article, nous montrons comment configurer un VLAN sur un Sophos Firewall et un commutateur UniFi.  <\/p>\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>Th\u00e8mes<\/h2><nav><ul><li class=\"\"><a href=\"#t\">Pourquoi les VLAN sont utiles<\/a><\/li><li class=\"\"><a href=\"#vlan-auf-uni-fi-switch-konfigurieren\">Configurer un VLAN sur un commutateur UniFi<\/a><\/li><li class=\"\"><a href=\"#vlan-auf-der-sophos-firewall-konfigurieren\">Configurer le VLAN sur Sophos Firewall <\/a><\/li><\/ul><\/nav><\/div>\n\n<h2 class=\"wp-block-heading\" id=\"t\">Pourquoi les VLAN sont utiles<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Segmentation du r\u00e9seau<\/strong>: s\u00e9paration de diff\u00e9rents d\u00e9partements ou services (par ex. VoIP, serveurs, clients), de sorte que le trafic de donn\u00e9es puisse \u00eatre contr\u00f4l\u00e9 et prot\u00e9g\u00e9 de mani\u00e8re cibl\u00e9e.<\/li>\n\n\n\n<li><strong>S\u00e9curit\u00e9 accrue<\/strong>: minimise la surface d&rsquo;attaque en emp\u00eachant les attaques potentielles de se propager aussi facilement sur l&rsquo;ensemble du r\u00e9seau.<\/li>\n\n\n\n<li><strong>R\u00e9seau invit\u00e9<\/strong>: r\u00e9seau s\u00e9par\u00e9 pour les invit\u00e9s ou les prestataires de services externes, distinct du r\u00e9seau interne et offrant donc une plus grande s\u00e9curit\u00e9.<\/li>\n\n\n\n<li><strong>Meilleure gestion<\/strong>: les VLAN permettent une gestion structur\u00e9e et flexible du r\u00e9seau sans grands efforts physiques.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\" id=\"vlan-auf-uni-fi-switch-konfigurieren\">Configurer un VLAN sur un commutateur UniFi<\/h2>\n\n<p>1. <strong>ouvrir le contr\u00f4leur UniFi<\/strong><\/p>\n\n<p>Naviguez jusqu&rsquo;\u00e0 votre contr\u00f4leur UniFi.<\/p>\n\n<p>2. <strong>cr\u00e9er un nouveau VLAN<\/strong><\/p>\n\n<div class=\"wp-block-stackable-image stk-block-image stk-block stk-cf627a7\" data-block-id=\"cf627a7\"><style>.stk-cf627a7 .stk-img-figcaption{text-align:center !important;color:#abb7c2 !important;}<\/style><figure><span class=\"stk-img-wrapper stk-image--shape-stretch stk--has-lightbox\"><img loading=\"lazy\" decoding=\"async\" class=\"stk-img wp-image-167409\" src=\"https:\/\/www.avanet.com\/assets\/unifi-network-management.jpg\" width=\"2333\" height=\"1750\" alt=\"Gestion du r&#xE9;seau UniFi\" srcset=\"https:\/\/www.avanet.com\/assets\/unifi-network-management.jpg 2333w, https:\/\/www.avanet.com\/assets\/unifi-network-management-300x225.jpg 300w, https:\/\/www.avanet.com\/assets\/unifi-network-management-1024x768.jpg 1024w, https:\/\/www.avanet.com\/assets\/unifi-network-management-768x576.jpg 768w, https:\/\/www.avanet.com\/assets\/unifi-network-management-1536x1152.jpg 1536w, https:\/\/www.avanet.com\/assets\/unifi-network-management-2048x1536.jpg 2048w, https:\/\/www.avanet.com\/assets\/unifi-network-management-600x450.jpg 600w, https:\/\/www.avanet.com\/assets\/unifi-network-management-64x48.jpg 64w\" sizes=\"auto, (max-width: 2333px) 100vw, 2333px\" \/><\/span><figcaption class=\"has-text-color stk-img-figcaption\">UniFi Network Management<\/figcaption><\/figure><\/div>\n\n<ul class=\"wp-block-list\">\n<li>Cliquez sur <strong>Settings<\/strong> (Param\u00e8tres) \u2192 <strong>Networks<\/strong> (R\u00e9seaux) dans la barre de menu de gauche.<\/li>\n\n\n\n<li>S\u00e9lectionnez <strong>New Virtual Network<\/strong> (ou modifiez un r\u00e9seau existant).<\/li>\n\n\n\n<li>Saisissez un nom pour le VLAN, par exemple <em>Client<\/em>.<\/li>\n\n\n\n<li>Configurez la <strong>passerelle tierce partie<\/strong> comme <strong>routeur<\/strong> (puisque vous utilisez Sophos Firewall ).<\/li>\n\n\n\n<li>Saisissez la valeur souhait\u00e9e pour <strong>VLAN ID<\/strong>, par exemple <em>100<\/em>.<\/li>\n\n\n\n<li>Enregistrez la configuration.<\/li>\n<\/ul>\n\n<div class=\"wp-block-stackable-image stk-block-image stk-block stk-c211121\" data-block-id=\"c211121\"><style>.stk-c211121 .stk-img-figcaption{text-align:center !important;color:#abb7c2 !important;}<\/style><figure><span class=\"stk-img-wrapper stk-image--shape-stretch stk--has-lightbox\"><img loading=\"lazy\" decoding=\"async\" class=\"stk-img wp-image-167414\" src=\"https:\/\/www.avanet.com\/assets\/unifi-network-add-vlan.jpg\" width=\"2333\" height=\"1750\" alt=\"UniFi add VLAN\" srcset=\"https:\/\/www.avanet.com\/assets\/unifi-network-add-vlan.jpg 2333w, https:\/\/www.avanet.com\/assets\/unifi-network-add-vlan-300x225.jpg 300w, https:\/\/www.avanet.com\/assets\/unifi-network-add-vlan-1024x768.jpg 1024w, https:\/\/www.avanet.com\/assets\/unifi-network-add-vlan-768x576.jpg 768w, https:\/\/www.avanet.com\/assets\/unifi-network-add-vlan-1536x1152.jpg 1536w, https:\/\/www.avanet.com\/assets\/unifi-network-add-vlan-2048x1536.jpg 2048w, https:\/\/www.avanet.com\/assets\/unifi-network-add-vlan-600x450.jpg 600w, https:\/\/www.avanet.com\/assets\/unifi-network-add-vlan-64x48.jpg 64w\" sizes=\"auto, (max-width: 2333px) 100vw, 2333px\" \/><\/span><figcaption class=\"has-text-color stk-img-figcaption\">UniFi add VLAN<\/figcaption><\/figure><\/div>\n\n<p>3. <strong>attribuer un VLAN sur les ports<\/strong><\/p>\n\n<div class=\"wp-block-stackable-image stk-block-image stk-block stk-3349d3b\" data-block-id=\"3349d3b\"><style>.stk-3349d3b .stk-img-figcaption{text-align:center !important;color:#abb7c2 !important;}<\/style><figure><span class=\"stk-img-wrapper stk-image--shape-stretch stk--has-lightbox\"><img loading=\"lazy\" decoding=\"async\" class=\"stk-img wp-image-167424\" src=\"https:\/\/www.avanet.com\/assets\/sophos-firewall-add-vlan-scaled.jpg\" width=\"2560\" height=\"1642\" alt=\"Gestion du r&#xE9;seau UniFi\" srcset=\"https:\/\/www.avanet.com\/assets\/sophos-firewall-add-vlan-scaled.jpg 2560w, https:\/\/www.avanet.com\/assets\/sophos-firewall-add-vlan-300x192.jpg 300w, https:\/\/www.avanet.com\/assets\/sophos-firewall-add-vlan-1024x657.jpg 1024w, https:\/\/www.avanet.com\/assets\/sophos-firewall-add-vlan-768x493.jpg 768w, https:\/\/www.avanet.com\/assets\/sophos-firewall-add-vlan-1536x985.jpg 1536w, https:\/\/www.avanet.com\/assets\/sophos-firewall-add-vlan-2048x1314.jpg 2048w, https:\/\/www.avanet.com\/assets\/sophos-firewall-add-vlan-600x385.jpg 600w, https:\/\/www.avanet.com\/assets\/sophos-firewall-add-vlan-64x41.jpg 64w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/span><figcaption class=\"has-text-color stk-img-figcaption\">UniFi Network Management<\/figcaption><\/figure><\/div>\n\n<ul class=\"wp-block-list\">\n<li>Sous <strong>UniFi Devices \u2192 Switches \u2192 Port Manager<\/strong>, vous pouvez configurer des ports individuels.<\/li>\n\n\n\n<li>Veillez \u00e0 ce que les ports sur lesquels le VLAN 100 est requis soient configur\u00e9s soit comme <strong>trunk<\/strong>, soit comme <strong>balis\u00e9s<\/strong>, afin que le VLAN soit transmis de mani\u00e8re balis\u00e9e.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\" id=\"vlan-auf-der-sophos-firewall-konfigurieren\">Configurer le VLAN sur Sophos Firewall <\/h2>\n\n<p>1. <strong>acc\u00e9der au webadmin de Sophos Firewall <\/strong><\/p>\n\n<p>Connectez-vous \u00e0 l&rsquo;interface web de Sophos Firewall.<\/p>\n\n<p>2. <strong>ajouter un nouveau VLAN<\/strong><\/p>\n\n<ul class=\"wp-block-list\">\n<li>Naviguez vers <strong>Interfaces<\/strong> <strong>r\u00e9seau<\/strong> \u2192.<\/li>\n\n\n\n<li>Cliquez sur <strong>Add Interface<\/strong> en haut \u00e0 droite et s\u00e9lectionnez <strong>Add VLAN<\/strong>.<\/li>\n\n\n\n<li>Saisissez un <strong>nom<\/strong> (par exemple, <em>Clients<\/em>).<\/li>\n\n\n\n<li>S\u00e9lectionnez l&rsquo;<strong>interface mat\u00e9rielle<\/strong> (par ex. Port1) et la <strong>zone<\/strong> (par ex. LAN ou mieux Client) dans laquelle le VLAN doit se trouver.<\/li>\n\n\n\n<li>D\u00e9finissez l&rsquo;<strong>ID VLAN<\/strong> (par exemple <em>100<\/em>).<\/li>\n\n\n\n<li>Sous <strong>Configuration IPv4<\/strong>, s\u00e9lectionnez <strong>Static<\/strong> et attribuez une adresse IP \u00e0 la passerelle du nouveau r\u00e9seau.<\/li>\n\n\n\n<li>Enregistrez les modifications.<\/li>\n<\/ul>\n\n<div class=\"wp-block-stackable-image stk-block-image stk-block stk-20003ca\" data-block-id=\"20003ca\"><style>.stk-20003ca .stk-img-figcaption{text-align:center !important;color:#abb7c2 !important;}<\/style><figure><span class=\"stk-img-wrapper stk-image--shape-stretch stk--has-lightbox\"><img loading=\"lazy\" decoding=\"async\" class=\"stk-img wp-image-167419\" src=\"https:\/\/www.avanet.com\/assets\/sophos-firewall-configure-vlan-interface-scaled.jpg\" width=\"2560\" height=\"1107\" alt=\"UniFi add VLAN\" srcset=\"https:\/\/www.avanet.com\/assets\/sophos-firewall-configure-vlan-interface-scaled.jpg 2560w, https:\/\/www.avanet.com\/assets\/sophos-firewall-configure-vlan-interface-300x130.jpg 300w, https:\/\/www.avanet.com\/assets\/sophos-firewall-configure-vlan-interface-1024x443.jpg 1024w, https:\/\/www.avanet.com\/assets\/sophos-firewall-configure-vlan-interface-768x332.jpg 768w, https:\/\/www.avanet.com\/assets\/sophos-firewall-configure-vlan-interface-1536x664.jpg 1536w, https:\/\/www.avanet.com\/assets\/sophos-firewall-configure-vlan-interface-2048x885.jpg 2048w, https:\/\/www.avanet.com\/assets\/sophos-firewall-configure-vlan-interface-600x259.jpg 600w, https:\/\/www.avanet.com\/assets\/sophos-firewall-configure-vlan-interface-64x28.jpg 64w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/span><figcaption class=\"has-text-color stk-img-figcaption\">UniFi add VLAN<\/figcaption><\/figure><\/div>\n\n<p>3. <strong>personnaliser les r\u00e8gles de pare-feu<\/strong><\/p>\n\n<ul class=\"wp-block-list\">\n<li>Cr\u00e9ez les r\u00e8gles de pare-feu appropri\u00e9es sous <strong>Rules and policies<\/strong> pour autoriser ou restreindre le trafic du VLAN vers d&rsquo;autres r\u00e9seaux (ou vers Internet).<\/li>\n\n\n\n<li>Si n\u00e9cessaire, vous pouvez activer des param\u00e8tres avanc\u00e9s tels que <strong>IPS<\/strong>, <strong>Web Filtering<\/strong> ou <strong>Application Control<\/strong> pour le VLAN.<\/li>\n<\/ul>\n","protected":false},"author":1,"featured_media":0,"parent":0,"template":"","format":"standard","kb_kategorie":[407,783],"class_list":["post-167430","kb","type-kb","status-publish","format-standard","hentry","kb_kategorie-sophos-firewall","kb_kategorie-unifi-fr"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.avanet.com\/fr\/wp-json\/wp\/v2\/kb\/167430","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.avanet.com\/fr\/wp-json\/wp\/v2\/kb"}],"about":[{"href":"https:\/\/www.avanet.com\/fr\/wp-json\/wp\/v2\/types\/kb"}],"author":[{"embeddable":true,"href":"https:\/\/www.avanet.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"wp:attachment":[{"href":"https:\/\/www.avanet.com\/fr\/wp-json\/wp\/v2\/media?parent=167430"}],"wp:term":[{"taxonomy":"kb_kategorie","embeddable":true,"href":"https:\/\/www.avanet.com\/fr\/wp-json\/wp\/v2\/kb_kategorie?post=167430"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}