{"id":31,"date":"2020-03-05T14:21:47","date_gmt":"2020-03-05T13:21:47","guid":{"rendered":"https:\/\/whatifsecu.tech\/?p=31"},"modified":"2020-10-29T17:21:09","modified_gmt":"2020-10-29T16:21:09","slug":"que-peut-on-esperer-dun-wifi-dentreprise","status":"publish","type":"post","link":"https:\/\/whatifsecu.tech\/?p=31","title":{"rendered":"Que peut-on esp\u00e9rer d&#8217;un WiFi d&#8217;entreprise ?"},"content":{"rendered":"\n<p>Il est impossible de s\u2019engager sur le port\u00e9e du signal radio. Cela d\u00e9pend des types de mat\u00e9riaux utilis\u00e9es dans le batiment.<\/p>\n\n\n\n<p>Un article g\u00e9n\u00e9raliste \u00e0 ce sujet\u00a0: https:\/\/www.tanaza.com\/blog\/network-capacity-planning\/<\/p>\n\n\n\n<p>En vue directe en 2,4 Ghz, on peut atteindre 60 m\u00e8tres \u00e0 puissance maximale avec des chipsets radios de bonne facture.<\/p>\n\n\n\n<p>Mais avec des\nsanitaires + une cloison, un signal peut devenir inutilisable au bout de 10\nm\u00e8tres en 5 GHz.<\/p>\n\n\n\n<p>Par ailleurs, de nos jours, les terminaux mobiles disposent de peu de batterie. Les manufacturiers diminuent alors les gains d\u2019antenne pour pr\u00e9server l\u2019autonomie des \u00ab&nbsp;smart-devices&nbsp;\u00bb.<\/p>\n\n\n\n<p>De ce fait, afin\nd\u2019eviter le probl\u00e8me du \u00ab&nbsp;canal radio assym\u00e9trique&nbsp;\u00bb, on recommande\nde diminuer la puissance des bornes pour fiabiliser les connexions Wifi.<\/p>\n\n\n\n<p>Recomandations Fortinet : <a href=\"https:\/\/docs.fortinet.com\/document\/fortigate\/5.4.0\/cookbook\/801107\">https:\/\/docs.fortinet.com\/document\/fortigate\/5.4.0\/cookbook\/801107<\/a><\/p>\n\n\n\n<p>Pour couronner le tout, plus on augmente la port\u00e9e du signal plus on d\u00e9grade le rendement de la cellule et on augmente les probabilit\u00e9s d\u2019interf\u00e9rences et de collision.<\/p>\n\n\n\n<figure class=\"wp-block-embed-wordpress wp-block-embed is-type-wp-embed is-provider-metis-fi\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"sF4Y9DyfHR\"><a href=\"https:\/\/metis.fi\/en\/2017\/10\/txpower\/\">8 reasons to turn down the transmit power of your Wi-Fi<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;8 reasons to turn down the transmit power of your Wi-Fi&#8221; &#8212; Metis.fi\" src=\"https:\/\/metis.fi\/en\/2017\/10\/txpower\/embed\/#?secret=ujBveYTOpE#?secret=sF4Y9DyfHR\" data-secret=\"sF4Y9DyfHR\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Dans un openspace,\nla distance inter-AP atteint souvent 20-25 m\u00e8tres. Dans des batiments\nhaussmaniens, des h\u00f4tels ou des h\u00f4pitaux, nous sommes plus souvent sur une\ninter-AP de 10-15 m\u00e8tres<\/p>\n\n\n\n<p>En g\u00e9n\u00e9ral dans des\nhotels, en raison de la densit\u00e9 de mobilier et la pr\u00e9sence de sanitaires, nous\nrecommandons de se limiter \u00e0 la travers\u00e9e de 2 cloisons en 2,4 Ghz et 1 cloison\nen 5 Ghz \u2013 pour de bonnes garanties de performances.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Il est impossible de s\u2019engager sur le port\u00e9e du signal radio. Cela d\u00e9pend des types de mat\u00e9riaux utilis\u00e9es dans le batiment. Un article g\u00e9n\u00e9raliste \u00e0 ce sujet\u00a0: https:\/\/www.tanaza.com\/blog\/network-capacity-planning\/ En vue directe en 2,4 Ghz, on peut atteindre 60 m\u00e8tres \u00e0&hellip; <a href=\"https:\/\/whatifsecu.tech\/?p=31\" class=\"more-link\">Continue Reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31","post","type-post","status-publish","format-standard","hentry","category-non-classe"],"_links":{"self":[{"href":"https:\/\/whatifsecu.tech\/index.php?rest_route=\/wp\/v2\/posts\/31","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/whatifsecu.tech\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/whatifsecu.tech\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/whatifsecu.tech\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/whatifsecu.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=31"}],"version-history":[{"count":4,"href":"https:\/\/whatifsecu.tech\/index.php?rest_route=\/wp\/v2\/posts\/31\/revisions"}],"predecessor-version":[{"id":132,"href":"https:\/\/whatifsecu.tech\/index.php?rest_route=\/wp\/v2\/posts\/31\/revisions\/132"}],"wp:attachment":[{"href":"https:\/\/whatifsecu.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=31"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/whatifsecu.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=31"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/whatifsecu.tech\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=31"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}