{"id":953,"date":"2023-04-12T18:50:42","date_gmt":"2023-04-12T16:50:42","guid":{"rendered":"https:\/\/blog.mkoermer.de\/?p=953"},"modified":"2023-04-12T18:50:42","modified_gmt":"2023-04-12T16:50:42","slug":"poe-stellt-hohe-anforderungen-an-die-it-verkabelung","status":"publish","type":"post","link":"https:\/\/blog.mkoermer.de\/?p=953","title":{"rendered":"PoE stellt hohe Anforderungen an die IT-Verkabelung"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Immer mehr Endger\u00e4te werden per Power over Ethernet (PoE) mit elektrischer Leistung versorgt. Die st\u00e4rkste Variante, Four-Pair Power over Ethernet, bietet bis zu 71,3\u2009W am Endger\u00e4t und \u00fcbertr\u00e4gt bis zu 960\u2009mA pro Aderpaar einer Datenleitung. Widerstandsunsymmetrien f\u00fchren jedoch zu St\u00f6rungen der Daten\u00fcbertragung. <\/p>\n\n\n\n<!--more-->\n\n\n\n<p class=\"wp-block-paragraph\">Unsymmetriemessungen sind mit aktuellen Feldmessger\u00e4ten problemlos m\u00f6glich, nach den meisten Normen allerdings freiwillig und werden in der Praxis oft vernachl\u00e4ssigt. So kann es passieren, dass eine Verkabelung die Abnahmemessung besteht, aber Probleme bereitet, sobald Power over Ethernet aktiviert wird.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">hier gehts zum Artikel bei de &#8211; <a href=\"https:\/\/www.elektro.net\/123497\/poe-stellt-hohe-anforderungen-an-die-it-verkabelung\/\" target=\"_blank\" rel=\"noreferrer noopener\">hier klicken<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Immer mehr Endger\u00e4te werden per Power over Ethernet (PoE) mit elektrischer Leistung versorgt. Die st\u00e4rkste Variante, Four-Pair Power over Ethernet, bietet bis zu 71,3\u2009W am Endger\u00e4t und \u00fcbertr\u00e4gt bis zu 960\u2009mA pro Aderpaar einer Datenleitung. Widerstandsunsymmetrien f\u00fchren jedoch zu St\u00f6rungen der Daten\u00fcbertragung.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[4],"tags":[570,572,408,569,571],"class_list":["post-953","post","type-post","status-publish","format-standard","hentry","category-et","tag-de","tag-ethernet","tag-poe","tag-power-over-ethernet","tag-widerstandsmessung"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/blog.mkoermer.de\/index.php?rest_route=\/wp\/v2\/posts\/953","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.mkoermer.de\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.mkoermer.de\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.mkoermer.de\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.mkoermer.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=953"}],"version-history":[{"count":1,"href":"https:\/\/blog.mkoermer.de\/index.php?rest_route=\/wp\/v2\/posts\/953\/revisions"}],"predecessor-version":[{"id":954,"href":"https:\/\/blog.mkoermer.de\/index.php?rest_route=\/wp\/v2\/posts\/953\/revisions\/954"}],"wp:attachment":[{"href":"https:\/\/blog.mkoermer.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=953"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.mkoermer.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=953"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.mkoermer.de\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=953"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}