{"id":1487,"date":"2020-08-17T23:17:22","date_gmt":"2020-08-17T20:17:22","guid":{"rendered":"https:\/\/galaxydata.ru\/community\/?p=1487"},"modified":"2025-07-21T03:31:44","modified_gmt":"2025-07-21T00:31:44","slug":"blackhole-mikrotik-bgp-ddos-attack-reflection","status":"publish","type":"post","link":"https:\/\/galaxydata.ru\/community\/blackhole-mikrotik-bgp-ddos-attack-reflection-1487","title":{"rendered":"blackhole mikrotik bgp &#8212; ddos attack reflection"},"content":{"rendered":"<h2 id=\"\u041f\u043b\u0430\u043d_\u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438:\" >Chapter 1. \u041f\u043b\u0430\u043d \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438:<\/h2>\n<p><br \/>1) \u043f\u043e\u043b\u0438\u0442\u0438\u043a\u0430 (\/routing filter)<br \/>2) \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u0438\u0435 \u0441\u0435\u0442\u0438 \u0434\u043b\u044f bgp (\/routing bgp network)<br \/>3) static route \u043d\u0430 \/32 (\u0435\u0441\u043b\u0438 \u0432 \u043f\u0443\u043d\u043a\u0442\u0435 \u0434\u0432\u0430 \u0443\u043a\u0430\u0437\u0430\u043b syncronize=yes)<\/p>\n<h3 id=\"\u041f\u0440\u043e\u0432\u0435\u0440\u043a\u0430:\" >Section 1. \u041f\u0440\u043e\u0432\u0435\u0440\u043a\u0430:<\/h3>\n<p><span style=\"color: revert; font-size: revert; font-weight: revert;\">\/routing bgp advert<\/span><\/p>\n<pre class=\"lang:sh decode:true\">set-bgp-communities=9049:6666 - \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c bgp-community\nbgp-community - \u0444\u0438\u043b\u044c\u0442\u0440 \u043f\u043e \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0430\u043c, \u0443 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0443\u0436\u0435 \u0435\u0441\u0442\u044c \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u043e\u0435 community<\/pre>\n<p>\u041d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u044b\u0435 \u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044f:<\/p>\n<p>where<\/p>\n<p>ip: 87.251.41.268<\/p>\n<p>attacked client<\/p>\n<p>as number your provider: 9049<\/p>\n<p>\u00a0<\/p>\n<pre class=\"lang:sh decode:true \">\/ip route\nadd bgp-communities=\"\" distance=244 dst-address=87.251.41.268\/32 type=blackhole\n\n\/routing bgp network\nadd comment=\"For BLACKHOLE\" network=87.251.41.268\/32\n\n\/routing filter\nadd action=accept address-family=ip append-bgp-communities=\"\" chain=TO-DOM.RU comment=ddos prefix=87.251.41.268 prefix-length=32 set-bgp-communities=9049:6666<\/pre>\n<p>check that the subnet is being announced via bgp<\/p>\n<pre class=\"lang:sh decode:true\">\/routing bgp advertisements print peer=galaxydata<\/pre>\n<p>print<\/p>\n<pre class=\"lang:sh decode:true \">PEER PREFIX NEXTHOP AS-PATH \ngalaxydata 87.251.41.268\/32 168.134.164.31<\/pre>\n<div class=\"ChatMessage-styled__MessageHeader-sc-364ffa66-12 iHDjlH\">\n<div class=\"popover-wrapper s12xwbyh\">\n<div class=\"HoverTooltip__StyledPopover-sc-cb61f22d-0 hljrOb popover-target s1g1xbt5\">\u00a0<\/div>\n<\/div>\n<\/div>\n<div class=\"ChatMessage-styled__MessageElementsContainer-sc-364ffa66-7 lvEZI\">\n<h2 class=\"sc-hKpBwk bvhNlR\"><span class=\"sc-jmnVvD NqXpB\">\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0447\u0435\u0440\u043d\u043e\u0439 \u0434\u044b\u0440\u044b (blackhole) \u043d\u0430 \u0440\u043e\u0443\u0442\u0435\u0440\u0435 MikroTik \u0434\u043b\u044f \u043e\u0442\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u0430\u0442\u0430\u043a\u0438 \u0442\u0438\u043f\u0430 DDoS-reflection \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 BGP<\/span><\/h2>\n<h3 class=\"sc-ewDcJz gZisjR\"><span class=\"sc-jmnVvD NqXpB\">\u041e\u0431\u0449\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0435<\/span><\/h3>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u0410\u0442\u0430\u043a\u0438 \u0442\u0438\u043f\u0430 Distributed Denial of Service (DDoS), \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e \u043e\u0442\u0440\u0430\u0436\u0435\u043d\u0438\u0435 \u0430\u0442\u0430\u043a (reflection), \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442 \u0441\u043e\u0431\u043e\u0439 \u0441\u0435\u0440\u044c\u0435\u0437\u043d\u0443\u044e \u0443\u0433\u0440\u043e\u0437\u0443 \u0441\u0435\u0442\u0435\u0432\u043e\u0439 \u0438\u043d\u0444\u0440\u0430\u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0435. \u0412 \u0442\u0430\u043a\u043e\u043c \u0441\u0446\u0435\u043d\u0430\u0440\u0438\u0438 \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a \u043f\u043e\u0434\u0434\u0435\u043b\u044b\u0432\u0430\u0435\u0442 \u0438\u0441\u0445\u043e\u0434\u044f\u0449\u0438\u0439 IP \u0430\u0434\u0440\u0435\u0441 \u043f\u0430\u043a\u0435\u0442\u043e\u0432, \u0437\u0430\u0441\u0442\u0430\u0432\u043b\u044f\u044f \u043b\u0435\u0433\u0438\u0442\u0438\u043c\u043d\u044b\u0435 \u0441\u0435\u0440\u0432\u0435\u0440\u044b \u0438\u043b\u0438 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0442\u043e\u0440\u044b \u043e\u0442\u0432\u0435\u0447\u0430\u0442\u044c \u043e\u0431\u0440\u0430\u0442\u043d\u043e \u0436\u0435\u0440\u0442\u0432\u0435 \u0441 \u0443\u0441\u0438\u043b\u0435\u043d\u043d\u044b\u043c \u0442\u0440\u0430\u0444\u0438\u043a\u043e\u043c. \u042d\u0442\u043e \u0432\u0435\u0434\u0435\u0442 \u043a \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u043c\u0443 \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u044e \u043f\u043e\u043b\u043e\u0441\u044b \u043f\u0440\u043e\u043f\u0443\u0441\u043a\u0430\u043d\u0438\u044f \u0438 \u043d\u0430\u0440\u0443\u0448\u0435\u043d\u0438\u044e \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u044f.<\/span><\/p>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u0435 \u043c\u044b \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0447\u0435\u0440\u043d\u043e\u0433\u043e \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0430 (&#171;\u0447\u0435\u0440\u043d\u0430\u044f \u0434\u044b\u0440\u0430&#187;) \u043d\u0430 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0435 MikroTik, \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0435\u043c \u0441 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u043c BGP, \u0434\u043b\u044f \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0442\u0438\u0432\u043e\u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044f \u0442\u0430\u043a\u0438\u043c \u0430\u0442\u0430\u043a\u0430\u043c.<\/span><\/p>\n<hr class=\"sc-egNfGp euIMAl\" \/>\n<h3 class=\"sc-ewDcJz gZisjR\"><span class=\"sc-jmnVvD NqXpB\">\u041f\u043e\u0448\u0430\u0433\u043e\u0432\u0430\u044f \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u044f \u043f\u043e \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0435 blackhole-\u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0430<\/span><\/h3>\n<h4 class=\"sc-ehMyHa gtEPHg\"><span class=\"sc-jmnVvD NqXpB\">\u041f\u0440\u0435\u0434\u0432\u0430\u0440\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u0443\u0441\u043b\u043e\u0432\u0438\u044f:<\/span><\/h4>\n<ul class=\"sc-IIEeM jNRInD\">\n<li class=\"sc-iuStju cGEIEf\"><span class=\"sc-jmnVvD NqXpB\">\u0424\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0440\u043e\u0443\u0442\u0435\u0440 MikroTik \u0441 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u043d\u043e\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439 RouterOS.<\/span><\/li>\n<li class=\"sc-iuStju cGEIEf\"><span class=\"sc-jmnVvD NqXpB\">\u0411\u0430\u0437\u043e\u0432\u044b\u0435 \u0437\u043d\u0430\u043d\u0438\u044f \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438 BGP.<\/span><\/li>\n<li class=\"sc-iuStju cGEIEf\"><span class=\"sc-jmnVvD NqXpB\">\u0414\u043e\u0441\u0442\u0443\u043f \u043a \u043f\u0440\u043e\u0432\u0430\u0439\u0434\u0435\u0440\u0430\u043c \u0432\u0435\u0440\u0445\u043d\u0435\u0433\u043e \u0443\u0440\u043e\u0432\u043d\u044f, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0438\u043c blackhole-\u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0443 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u043e\u0432 \u0447\u0435\u0440\u0435\u0437 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0430 BGP.<\/span><\/li>\n<\/ul>\n<hr class=\"sc-egNfGp euIMAl\" \/>\n<h3 class=\"sc-ewDcJz gZisjR\"><span class=\"sc-jmnVvD NqXpB\">\u0428\u0430\u0433 1: \u041f\u043e\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u043a\u043e\u043d\u0446\u0435\u043f\u0446\u0438\u0438 blackhole-\u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0446\u0438\u0438<\/span><\/h3>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u0427\u0435\u0440\u043d\u044b\u0439 \u043c\u0430\u0440\u0448\u0440\u0443\u0442 \u2014 \u044d\u0442\u043e \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0439 \u043c\u0430\u0440\u0448\u0440\u0443\u0442, \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u043f\u0430\u043a\u0435\u0442\u044b &#171;\u0432 \u043d\u0438\u043a\u0443\u0434\u0430&#187; (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0432 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441 <\/span><span class=\"sc-jmnVvD NqXpB\"><code class=\"sc-gsnTZi jTarHK\">blackhole<\/code><\/span><span class=\"sc-jmnVvD NqXpB\">). \u041a\u043e\u0433\u0434\u0430 \u0442\u0440\u0430\u0444\u0438\u043a \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u044d\u0442\u043e\u043c\u0443 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0443, \u043e\u043d \u043d\u0435\u043c\u0435\u0434\u043b\u0435\u043d\u043d\u043e \u043e\u0442\u0431\u0440\u0430\u0441\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u0431\u0435\u0437 \u0434\u0430\u043b\u044c\u043d\u0435\u0439\u0448\u0435\u0439 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438. \u0422\u0430\u043a\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c \u043f\u0440\u0435\u0434\u043e\u0442\u0432\u0440\u0430\u0449\u0430\u0435\u0442\u0441\u044f \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u0435 \u0440\u0435\u0441\u0443\u0440\u0441\u043e\u0432 \u0441\u0435\u0442\u0438 \u0434\u0430\u043b\u044c\u0448\u0435 \u0442\u043e\u0447\u043a\u0438 \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u0438.<\/span><\/p>\n<hr class=\"sc-egNfGp euIMAl\" \/>\n<h3 class=\"sc-ewDcJz gZisjR\"><span class=\"sc-jmnVvD NqXpB\">\u0428\u0430\u0433 2: \u041d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0430 \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u0438\u044f blackhole-\u043c\u0430\u0440\u0448\u0440\u0443\u0442\u043e\u0432 \u0447\u0435\u0440\u0435\u0437 BGP<\/span><\/h3>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u0427\u0442\u043e\u0431\u044b \u043e\u0431\u044a\u044f\u0432\u043b\u044f\u0442\u044c \u0447\u0435\u0440\u043d\u044b\u0439 \u043c\u0430\u0440\u0448\u0440\u0443\u0442 \u0447\u0435\u0440\u0435\u0437 BGP, \u0432\u044b\u043f\u043e\u043b\u043d\u0438\u0442\u0435 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0435 \u0448\u0430\u0433\u0438:<\/span><\/p>\n<h4 class=\"sc-ehMyHa gtEPHg\"><span class=\"sc-jmnVvD NqXpB\">\u042d\u0442\u0430\u043f 1: \u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e blackhole-\u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0430<\/span><\/h4>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0443\u044e \u043a\u043e\u043c\u0430\u043d\u0434\u0443:<\/span><\/p>\n<div class=\"sc-ciZhAO jolbHQ\"><button class=\"sc-gXmSlM QKjNf\" type=\"button\"><\/button>\n<pre class=\"sc-jdAMXn eHLbLh line-numbers language-python\" tabindex=\"0\"><code class=\"sc-cCsOjp piYDj language-python\"><span class=\"token operator\">\/<\/span>ip route add dst<span class=\"token operator\">-<\/span>address<span class=\"token operator\">=<\/span><span class=\"token operator\">&lt;<\/span>\u0430\u0442\u0430\u043a\u0443\u0435\u043c\u044b\u0439_IP_\u0430\u0434\u0440\u0435\u0441<span class=\"token operator\">&gt;<\/span> gateway<span class=\"token operator\">=<\/span>blackhole comment<span class=\"token operator\">=<\/span><span class=\"token string\">\"Blackhole \u0434\u043b\u044f \u0437\u0430\u0449\u0438\u0442\u044b \u043e\u0442 DDoS\"<\/span><\/code><\/pre>\n<\/div>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u0417\u0430\u043c\u0435\u043d\u0438\u0442\u0435 <\/span><span class=\"sc-jmnVvD NqXpB\"><code class=\"sc-gsnTZi jTarHK\">&lt;\u0430\u0442\u0430\u043a\u0443\u0435\u043c\u044b\u0439_IP_\u0430\u0434\u0440\u0435\u0441&gt;<\/code><\/span><span class=\"sc-jmnVvD NqXpB\"> \u043d\u0430 \u0440\u0435\u0430\u043b\u044c\u043d\u044b\u0439 IP \u0430\u0434\u0440\u0435\u0441 \u0436\u0435\u0440\u0442\u0432\u044b \u0430\u0442\u0430\u043a\u0438.<\/span><\/p>\n<h4 class=\"sc-ehMyHa gtEPHg\"><span class=\"sc-jmnVvD NqXpB\">\u042d\u0442\u0430\u043f 2: \u041a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u044f \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u0430 BGP-\u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0430<\/span><\/h4>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u041f\u0440\u043e\u0432\u0430\u0439\u0434\u0435\u0440\u044b \u0447\u0430\u0441\u0442\u043e \u0442\u0440\u0435\u0431\u0443\u044e\u0442 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0439 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432 BGP \u0434\u043b\u044f \u0440\u0430\u0441\u043f\u043e\u0437\u043d\u0430\u0432\u0430\u043d\u0438\u044f \u0447\u0435\u0440\u043d\u044b\u0445 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u043e\u0432. \u041d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0435\u0441\u043b\u0438 \u0432\u0430\u0448 \u043f\u0440\u043e\u0432\u0430\u0439\u0434\u0435\u0440 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0435 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e <\/span><span class=\"sc-jmnVvD NqXpB\"><code class=\"sc-gsnTZi jTarHK\">65535:666<\/code><\/span><span class=\"sc-jmnVvD NqXpB\">, \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0438\u0440\u0443\u0439\u0442\u0435 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c:<\/span><\/p>\n<div class=\"sc-ciZhAO jolbHQ\"><button class=\"sc-gXmSlM QKjNf\" type=\"button\"><\/button>\n<pre class=\"sc-jdAMXn eHLbLh line-numbers language-python\" tabindex=\"0\"><code class=\"sc-cCsOjp piYDj language-python\"><span class=\"token operator\">\/<\/span>routing <span class=\"token builtin\">filter<\/span> add chain<span class=\"token operator\">=<\/span>output protocol<span class=\"token operator\">=<\/span>bgp <span class=\"token builtin\">set<\/span><span class=\"token operator\">-<\/span>community<span class=\"token operator\">=<\/span><span class=\"token number\">65535<\/span><span class=\"token punctuation\">:<\/span><span class=\"token number\">666<\/span> action<span class=\"token operator\">=<\/span>accept<\/code><\/pre>\n<\/div>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u042d\u0442\u043e \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0440\u0443\u0435\u0442, \u0447\u0442\u043e \u044d\u043a\u0441\u043f\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u043c\u044b\u0435 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u044b \u0431\u0443\u0434\u0443\u0442 \u0438\u043c\u0435\u0442\u044c \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u044b\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0430.<\/span><\/p>\n<h4 class=\"sc-ehMyHa gtEPHg\"><span class=\"sc-jmnVvD NqXpB\">\u042d\u0442\u0430\u043f 3: \u042d\u043a\u0441\u043f\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 blackhole-\u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0430 \u0447\u0435\u0440\u0435\u0437 BGP<\/span><\/h4>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u0421\u043e\u0437\u0434\u0430\u0435\u043c \u043f\u0440\u0430\u0432\u0438\u043b\u043e \u044d\u043a\u0441\u043f\u043e\u0440\u0442\u0430 \u0442\u043e\u043b\u044c\u043a\u043e \u0447\u0435\u0440\u043d\u043e\u0433\u043e \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0430:<\/span><\/p>\n<div class=\"sc-ciZhAO jolbHQ\"><button class=\"sc-gXmSlM QKjNf\" type=\"button\"><\/button>\n<pre class=\"sc-jdAMXn eHLbLh line-numbers language-python\" tabindex=\"0\"><code class=\"sc-cCsOjp piYDj language-python\"><span class=\"token operator\">\/<\/span>routing <span class=\"token builtin\">filter<\/span> add chain<span class=\"token operator\">=<\/span>output prefix<span class=\"token operator\">-<\/span><span class=\"token builtin\">list<\/span><span class=\"token operator\">=<\/span>ddos_blackhole_list action<span class=\"token operator\">=<\/span>accept\n<span class=\"token operator\">\/<\/span>ip firewall address<span class=\"token operator\">-<\/span><span class=\"token builtin\">list<\/span> add <span class=\"token builtin\">list<\/span><span class=\"token operator\">=<\/span>ddos_blackhole_list address<span class=\"token operator\">=<\/span><span class=\"token operator\">&lt;<\/span>\u0430\u0442\u0430\u043a\u0443\u0435\u043c\u044b\u0439_IP_\u0430\u0434\u0440\u0435\u0441<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<\/div>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u0417\u0430\u0442\u0435\u043c \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u043c \u044d\u043a\u0441\u043f\u043e\u0440\u0442 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u043e\u0432 BGP:<\/span><\/p>\n<div class=\"sc-ciZhAO jolbHQ\"><button class=\"sc-gXmSlM QKjNf\" type=\"button\"><\/button>\n<pre class=\"sc-jdAMXn eHLbLh line-numbers language-python\" tabindex=\"0\"><code class=\"sc-cCsOjp piYDj language-python\"><span class=\"token operator\">\/<\/span>bgp instance <span class=\"token builtin\">set<\/span> default redistribute<span class=\"token operator\">-<\/span>routes<span class=\"token operator\">=<\/span>statics<\/code><\/pre>\n<\/div>\n<hr class=\"sc-egNfGp euIMAl\" \/>\n<h3 class=\"sc-ewDcJz gZisjR\"><span class=\"sc-jmnVvD NqXpB\">\u0428\u0430\u0433 3: \u041c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433 \u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u0438<\/span><\/h3>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u041f\u043e\u0441\u043b\u0435 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0438 \u0447\u0435\u0440\u043d\u043e\u0433\u043e \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0430 \u0441\u043b\u0435\u0434\u0438\u0442\u0435 \u0437\u0430 \u0432\u0445\u043e\u0434\u044f\u0449\u0438\u043c \u0442\u0440\u0430\u0444\u0438\u043a\u043e\u043c, \u0447\u0442\u043e\u0431\u044b \u0443\u0431\u0435\u0434\u0438\u0442\u044c\u0441\u044f \u0432 \u0434\u0435\u0439\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0441\u0442\u0438 \u043c\u0435\u0440. \u0412\u044b \u0434\u043e\u043b\u0436\u043d\u044b \u0443\u0432\u0438\u0434\u0435\u0442\u044c \u0441\u043d\u0438\u0436\u0435\u043d\u0438\u0435 \u043e\u0431\u044a\u0435\u043c\u0430 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0433\u043e \u0442\u0440\u0430\u0444\u0438\u043a\u0430, \u0434\u043e\u0441\u0442\u0438\u0433\u0430\u044e\u0449\u0435\u0433\u043e \u0432\u0430\u0448\u0438\u0445 \u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432.<\/span><\/p>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u0414\u043b\u044f \u043c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433\u0430 \u043c\u043e\u0436\u0435\u0442\u0435 \u0432\u043e\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u0432\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u044b\u043c\u0438 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u043c\u0438 \u0432\u0440\u043e\u0434\u0435 \u043a\u043e\u043c\u0430\u043d\u0434\u044b <\/span><span class=\"sc-jmnVvD NqXpB\"><code class=\"sc-gsnTZi jTarHK\">\/interface graph<\/code><\/span><span class=\"sc-jmnVvD NqXpB\"> \u0438\u043b\u0438 \u0432\u043d\u0435\u0448\u043d\u0438\u043c\u0438 \u0440\u0435\u0448\u0435\u043d\u0438\u044f\u043c\u0438 \u043c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433\u0430 \u0434\u043b\u044f \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u043d\u0438\u044f \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u043e\u0431\u044a\u0435\u043c\u043e\u0432 \u0442\u0440\u0430\u0444\u0438\u043a\u0430 \u0434\u043e \u0438 \u043f\u043e\u0441\u043b\u0435 \u0430\u043a\u0442\u0438\u0432\u0430\u0446\u0438\u0438 blackhole-\u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0430.<\/span><\/p>\n<hr class=\"sc-egNfGp euIMAl\" \/>\n<h3 class=\"sc-ewDcJz gZisjR\"><span class=\"sc-jmnVvD NqXpB\">\u0417\u0430\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435<\/span><\/h3>\n<p class=\"sc-gYMRRK cNbjxM\"><span class=\"sc-jmnVvD NqXpB\">\u041d\u0430\u0441\u0442\u0440\u043e\u0438\u0432 blackhole-\u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0446\u0438\u044e \u043d\u0430 \u0432\u0430\u0448\u0435\u043c \u0440\u043e\u0443\u0442\u0435\u0440\u0435 MikroTik, \u0432\u044b \u0441\u043c\u043e\u0436\u0435\u0442\u0435 \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e \u0441\u043d\u0438\u0437\u0438\u0442\u044c \u043f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u0430\u0442\u0430\u043a \u0442\u0438\u043f\u0430 DDoS-reflection \u043f\u0443\u0442\u0435\u043c \u043d\u0435\u043c\u0435\u0434\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0441\u0431\u0440\u043e\u0441\u0430 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0433\u043e \u0442\u0440\u0430\u0444\u0438\u043a\u0430 \u043f\u0440\u044f\u043c\u043e \u043d\u0430 \u0433\u0440\u0430\u043d\u0438\u0446\u0435 \u0432\u0430\u0448\u0435\u0439 \u0441\u0435\u0442\u0438. \u041e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u043e \u0441\u043e\u0433\u043b\u0430\u0441\u043e\u0432\u044b\u0432\u0430\u0439\u0442\u0435 \u0441 \u0432\u0430\u0448\u0438\u043c \u043f\u0440\u043e\u0432\u0430\u0439\u0434\u0435\u0440\u043e\u043c \u0432\u0435\u0440\u0445\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0435 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0430 BGP \u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0443 blackhole-\u043c\u0430\u0440\u0448\u0440\u0443\u0442\u043e\u0432 \u0434\u043b\u044f \u0434\u043e\u0441\u0442\u0438\u0436\u0435\u043d\u0438\u044f \u043d\u0430\u0438\u043b\u0443\u0447\u0448\u0438\u0445 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u043e\u0432.<\/span><\/p>\n<\/div>\n<p>\u00a0<\/p>\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u041f\u043b\u0430\u043d \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438: 1) \u043f\u043e\u043b\u0438\u0442\u0438\u043a\u0430 (\/routing filter)2) \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u0438\u0435 \u0441\u0435\u0442\u0438 \u0434\u043b\u044f bgp (\/routing bgp network)3) static route \u043d\u0430 \/32 (\u0435\u0441\u043b\u0438 \u0432 \u043f\u0443\u043d\u043a\u0442\u0435 \u0434\u0432\u0430 \u0443\u043a\u0430\u0437\u0430\u043b syncronize=yes) \u041f\u0440\u043e\u0432\u0435\u0440\u043a\u0430: \/routing bgp advert set-bgp-communities=9049:6666 &#8212; \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c&hellip; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[70,63,75],"class_list":["post-1487","post","type-post","status-publish","format-standard","hentry","category-networking","tag-ddos","tag-mikrotik","tag-routeros"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.4 (Yoast SEO v25.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>blackhole mikrotik bgp - ddos attack reflection - GalaxyData 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