{"id":333,"date":"2012-06-21T09:57:54","date_gmt":"2012-06-21T07:57:54","guid":{"rendered":"http:\/\/rexxer.kharkov.ru\/?p=332"},"modified":"2012-06-21T09:57:54","modified_gmt":"2012-06-21T07:57:54","slug":"kommutatory-at8000s24-i-medlennaya-vydacha-adresov-po-dhcp","status":"publish","type":"post","link":"https:\/\/dety.net.ua\/?p=333","title":{"rendered":"\u041a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u044b \u0410\u04228000S\/24 \u0438 \u043c\u0435\u0434\u043b\u0435\u043d\u043d\u0430\u044f \u0432\u044b\u0434\u0430\u0447\u0430 \u0430\u0434\u0440\u0435\u0441\u043e\u0432 \u043f\u043e DHCP"},"content":{"rendered":"<p>\u0418\u043c\u0435\u0435\u0442\u0441\u044f \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u043a\u043e\u043b-\u0432\u043e AT8000S \u0432 \u0441\u0442\u044d\u043a\u0435.<\/p>\n<p>\u0412\u0441\u0435, \u0432\u0440\u043e\u0434\u0435 \u0431\u044b, \u043d\u0435\u043f\u043b\u043e\u0445\u043e, \u043d\u043e DHCP \u0443\u0436\u041e\u0441 \u043a\u0430\u043a \u043c\u0435\u0434\u043b\u0435\u043d\u043d\u043e \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442.<\/p>\n<p>\u0417\u0430\u0434\u0430\u043b \u0432\u043e\u043f\u0440\u043e\u0441 \u043d\u0430 \u0444\u043e\u0440\u0443\u043c\u0435 AT, \u0438 , \u0432\u043e\u0442, \u0447\u0442\u043e \u043c\u043d\u0435 \u043f\u043e\u0441\u043e\u0432\u0435\u0442\u043e\u0432\u0430\u043b\u0438:<\/p>\n<blockquote><p><span class=\"postbody\">\u0432\u044b\u0431\u0435\u0440\u0438\u0442\u0435 \u043a\u043b\u0438\u0435\u043d\u0442\u0441\u043a\u0438\u0435 \u043f\u043e\u0440\u0442\u044b \u0438 \u043d\u0430 \u043d\u0438\u0445 \u043d\u0430\u043f\u0438\u0448\u0438\u0442\u0435 \u043f\u043e \u0430\u043d\u0430\u043b\u043e\u0433\u0438\u0438:<br \/>\ninterface range ethernet all<br \/>\nspanning-tree disable<br \/>\nexit<br \/>\ninterface range ethernet all<br \/>\nspanning-tree portfast<br \/>\nexit<br \/>\ninterface range ethernet all<br \/>\nspanning-tree bpdu filtering<br \/>\nexit <\/span><\/p><\/blockquote>\n<p>\u041f\u043e\u0441\u043b\u0435 \u0434\u0430\u043d\u043d\u044b\u0445 \u043c\u0430\u043d\u0438\u043f\u0443\u043b\u044f\u0446\u0438\u0439 DHCP \u0437\u0430\u0440\u0430\u0431\u043e\u0442\u0430\u043b \u043a\u0430\u043a \u043d\u0430\u0434\u043e.<\/p>\n<p>\u0421\u043f\u0430\u0441\u0438\u0431\u043e <span class=\"name\"><strong>Butch3r <\/strong>\u0437\u0430 \u0441\u043e\u0432\u0435\u0442.<\/span><\/p>\n<p><span class=\"name\">\u0415\u0449\u0435 \u043d\u0435\u043c\u043d\u043e\u0433\u043e \u0438\u043d\u043e\u0444\u0440\u043c\u0430\u0446\u0438\u0438:<\/span><\/p>\n<blockquote><p><span class=\"name\"><br \/>\n<\/span><\/p><\/blockquote>\n<blockquote><p>BPDUs are the messages exchanged between switches to calculate the  spanning tree topology. BPDU filter is a feature used to filter sending  or receiving BPDUs  on a switchport.<\/p>\n<p>It is extremely useful on those ports which are configured as  portfast ports as there is no need to send or receive any BPDU messages  on of these ports.<\/p>\n<p>BPDU filter can be configured globally or under the interface level.  When configured globally all portfast enabled ports stop sending and  receiving BPDUs, but if a BPDU is received on the port it gets out of  the portfast state and normally participate in the spanning tree  calculations.<\/p>\n<p><strong><span style=\"text-decoration: underline\">Global mode configuration:<\/span><\/strong><\/p>\n<pre>spanning-tree portfast bpdufilter default<\/pre>\n<p>Enabling BPDU filtering in the interface level stops sending or  receiving BPDU on this interface; this is the same as disabling spanning  tree on the interface. This is a risky choice unless you are sure that  no switch can ever be connected to this port.<\/p>\n<p><strong><span style=\"text-decoration: underline\">Interface mode configuration:<\/span><\/strong><\/p>\n<pre>spanning-tree bpdufilter enable<\/pre>\n<p><span class=\"postbody\"><br \/>\n<\/span><\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u0418\u043c\u0435\u0435\u0442\u0441\u044f \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u043a\u043e\u043b-\u0432\u043e AT8000S \u0432 \u0441\u0442\u044d\u043a\u0435. \u0412\u0441\u0435, \u0432\u0440\u043e\u0434\u0435 \u0431\u044b, \u043d\u0435\u043f\u043b\u043e\u0445\u043e, \u043d\u043e DHCP \u0443\u0436\u041e\u0441 \u043a\u0430\u043a \u043c\u0435\u0434\u043b\u0435\u043d\u043d\u043e \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442. \u0417\u0430\u0434\u0430\u043b \u0432\u043e\u043f\u0440\u043e\u0441 \u043d\u0430 \u0444\u043e\u0440\u0443\u043c\u0435 AT, \u0438 , \u0432\u043e\u0442, \u0447\u0442\u043e \u043c\u043d\u0435 \u043f\u043e\u0441\u043e\u0432\u0435\u0442\u043e\u0432\u0430\u043b\u0438: \u0432\u044b\u0431\u0435\u0440\u0438\u0442\u0435 \u043a\u043b\u0438\u0435\u043d\u0442\u0441\u043a\u0438\u0435 \u043f\u043e\u0440\u0442\u044b \u0438 \u043d\u0430 \u043d\u0438\u0445 \u043d\u0430\u043f\u0438\u0448\u0438\u0442\u0435 \u043f\u043e \u0430\u043d\u0430\u043b\u043e\u0433\u0438\u0438: interface range ethernet all spanning-tree disable exit interface range ethernet all spanning-tree portfast exit interface range ethernet all spanning-tree [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,13],"tags":[],"class_list":["post-333","post","type-post","status-publish","format-standard","hentry","category-hardware","category-novosti"],"_links":{"self":[{"href":"https:\/\/dety.net.ua\/index.php?rest_route=\/wp\/v2\/posts\/333","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dety.net.ua\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dety.net.ua\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dety.net.ua\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dety.net.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=333"}],"version-history":[{"count":0,"href":"https:\/\/dety.net.ua\/index.php?rest_route=\/wp\/v2\/posts\/333\/revisions"}],"wp:attachment":[{"href":"https:\/\/dety.net.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=333"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dety.net.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=333"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dety.net.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}