{"id":5160,"date":"2018-07-04T11:06:25","date_gmt":"2018-07-04T09:06:25","guid":{"rendered":"https:\/\/www.commander1024.de\/wordpress\/?p=5160"},"modified":"2020-04-17T09:43:43","modified_gmt":"2020-04-17T07:43:43","slug":"junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces","status":"publish","type":"post","link":"https:\/\/www.commander1024.de\/wordpress\/2018\/07\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\/","title":{"rendered":"JunOS-Bug: keine Routing-Konfliktpr\u00fcfung zwischen Interfaces"},"content":{"rendered":"\n <p> Ich bastele derzeit ein bisschen mit einer <a href=\"https:\/\/www.juniper.net\/de\/de\/products-services\/security\/srx-series\/srx300\/\" target=\"_blank\" rel=\"noreferrer noopener\">Juniper SRX 300<\/a> Firewall rum und versuche damit als Finger\u00fcbung meine <a href=\"http:\/\/www.pfsense.org\" target=\"_blank\" rel=\"noreferrer noopener\">pfSense<\/a> Firewall zu ersetzen. Ich habe auch durchaus den Plan, so einige Fallstricke, die mir im Umgang mit dem Ger\u00e4t begegnen als Blogreihe zu ver\u00f6ffentlichen. Jetzt bin Ich soeben aber scheinbar auf einen Fehler im JunOS Betriebssystem auf einer <a href=\"https:\/\/www.juniper.net\/de\/de\/products-services\/routing\/mx-series\/mx480\/\" target=\"_blank\" rel=\"noreferrer noopener\">MX480<\/a> gesto\u00dfen, welcher sich auf der aber auch SRX genauso verh\u00e4lt. <\/p> \n\n\n\n <p> Problem war, dass Ger\u00e4te nicht zur Verf\u00fcgung standen, die aber vor Kurzem noch funktionierten. Eine directly connected Route hat ein zu kleines Subnetz (statt der erwarteten \/29). <\/p> \n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-1\" data-shcb-language-name=\"CSS\" data-shcb-language-slug=\"css\"><span><code class=\"hljs language-css\"><span class=\"hljs-selector-tag\">marcus<\/span><span class=\"hljs-selector-class\">.scholz<\/span><span class=\"hljs-keyword\">@re0<\/span>.rt01.ems1&gt; show route <span class=\"hljs-number\">185.64<\/span>.<span class=\"hljs-number\">171.226<\/span>\ninet.<span class=\"hljs-number\">0<\/span>: <span class=\"hljs-number\">697491<\/span> destinations, <span class=\"hljs-number\">2547292<\/span> routes (<span class=\"hljs-number\">697489<\/span> active, <span class=\"hljs-number\">0<\/span> holddown, <span class=\"hljs-number\">4<\/span> hidden) + = Active Route, - = Last Active, * = Both\n<span class=\"hljs-number\">185.64<\/span>.<span class=\"hljs-number\">171.224<\/span>\/<span class=\"hljs-number\">30<\/span> *&#91;Direct\/<span class=\"hljs-number\">0<\/span>] <span class=\"hljs-number\">20<\/span>:<span class=\"hljs-number\">03<\/span>:<span class=\"hljs-number\">01<\/span> &gt; via ae4.<span class=\"hljs-number\">264<\/span><\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-1\"><span class=\"shcb-language__label\">Code-Sprache:<\/span> <span class=\"shcb-language__name\">CSS<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">css<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n <p> So ist das gesuchte Interface konfiguriert: <\/p> \n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-2\" data-shcb-language-name=\"PHP\" data-shcb-language-slug=\"php\"><span><code class=\"hljs language-php\">marcus.scholz@re0.rt01.ems1<span class=\"hljs-comment\"># show interfaces irb unit 287 <\/span>\ndescription <span class=\"hljs-string\">\"WLAN RZ\"<\/span>\nfamily inet {\n    address <span class=\"hljs-number\">185.64<\/span><span class=\"hljs-number\">.171<\/span><span class=\"hljs-number\">.225<\/span>\/<span class=\"hljs-number\">29<\/span>;\n}<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-2\"><span class=\"shcb-language__label\">Code-Sprache:<\/span> <span class=\"shcb-language__name\">PHP<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">php<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n <p> Und dieses hier auf einem anderen (VLAN)-Interface tr\u00e4gt die gleiche IP mit der more-specific \/30er Maske. <\/p> \n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-3\" data-shcb-language-name=\"PHP\" data-shcb-language-slug=\"php\"><span><code class=\"hljs language-php\">{master}&#91;edit]\nmarcus.scholz@re0.rt01.ems1<span class=\"hljs-comment\"># show interfaces ae4.264  <\/span>\ndescription <span class=\"hljs-string\">\"cust: Kunde\"<\/span>;\nvlan-id <span class=\"hljs-number\">264<\/span>;\nfamily inet {\n    policer {\n        input RL<span class=\"hljs-number\">-100<\/span>M-policer;\n        output RL<span class=\"hljs-number\">-100<\/span>M-policer;\n    }\n    address <span class=\"hljs-number\">185.64<\/span><span class=\"hljs-number\">.171<\/span><span class=\"hljs-number\">.225<\/span>\/<span class=\"hljs-number\">30<\/span>;\n}<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-3\"><span class=\"shcb-language__label\">Code-Sprache:<\/span> <span class=\"shcb-language__name\">PHP<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">php<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n <p> So etwas sollte eigentlich gar nicht vorkommen k\u00f6nnen. Konfiguriert man die selbe IP oder \u00fcberlappende Netzbereiche auf 2 Units des gleichen Interfaces, wirft er beim commit (check) einen Fehler und verweigert die Ausf\u00fchrung. Diese Pr\u00fcfung scheint aber nicht zu greifen, wenn der Konflikt zwischen 2 Interfaces besteht und die Konfiguration wird anstandslos \u00fcbernommen. Mit dem Effekt, dass einer der beiden Anschl\u00fcsse brach liegt. <\/p> \n\n\n\n <p> Das ist schade <span class=\"wp-font-emots-emo-unhappy\"><\/span> <\/p> \n\n\n\n <p> Softwareversionen des Ger\u00e4ts: <\/p> \n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-4\" data-shcb-language-name=\"JavaScript\" data-shcb-language-slug=\"javascript\"><span><code class=\"hljs language-javascript\">Hostname: re0.rt01.ems1\n<span class=\"hljs-attr\">Model<\/span>: mx480\n<span class=\"hljs-attr\">Junos<\/span>: <span class=\"hljs-number\">15.1<\/span>F7-S4<span class=\"hljs-number\">.4<\/span>\nJUNOS OS Kernel <span class=\"hljs-number\">64<\/span>-bit &#91;<span class=\"hljs-number\">20180216.9358489<\/span>_builder_stable_10]\nJUNOS OS libs &#91;<span class=\"hljs-number\">20180216.9358489<\/span>_builder_stable_10]\nJUNOS OS runtime &#91;<span class=\"hljs-number\">20180216.9358489<\/span>_builder_stable_10]\nJUNOS OS time zone information &#91;<span class=\"hljs-number\">20180216.9358489<\/span>_builder_stable_10]\nJUNOS network stack and utilities &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS modules &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS OS libs compat32 &#91;<span class=\"hljs-number\">20180216.9358489<\/span>_builder_stable_10]\nJUNOS OS <span class=\"hljs-number\">32<\/span>-bit compatibility &#91;<span class=\"hljs-number\">20180216.9358489<\/span>_builder_stable_10]\nJUNOS libs compat32 &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS runtime &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJunos vmguest package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS py base &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS OS vmguest &#91;<span class=\"hljs-number\">20180216.9358489<\/span>_builder_stable_10]\nJUNOS OS crypto &#91;<span class=\"hljs-number\">20180216.9358489<\/span>_builder_stable_10]\nJUNOS platform support &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS libs &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS mtx Data Plane Crypto Support &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS daemons &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Voice Services Container package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services SSL &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services Stateful Firewall &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services RPM &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services PTSP Container package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services NAT &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services Mobile Subscriber Service Container package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services MobileNext Software package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services LL-PDF Container package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services Jflow Container package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services IPSec &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS IDP Services &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services HTTP Content Management package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services Crypto &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services Captive Portal and Content Delivery Container package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services COS &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Border Gateway <span class=\"hljs-built_in\">Function<\/span> package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS AppId Services &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services Application Level Gateways &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Services AACL Container package &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Packet Forwarding Engine Support (wrlinux) &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Packet Forwarding Engine Support (MX\/EX92XX Common) &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Packet Forwarding Engine Support (M\/T Common) &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS Online Documentation &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]\nJUNOS FIPS mode utilities &#91;<span class=\"hljs-number\">20180309.024457<\/span>_builder_junos_151_f7_s4]<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-4\"><span class=\"shcb-language__label\">Code-Sprache:<\/span> <span class=\"shcb-language__name\">JavaScript<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">javascript<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>","protected":false},"excerpt":{"rendered":" <p> Ich bastele derzeit ein bisschen mit einer Juniper SRX 300 Firewall rum und versuche damit als Finger\u00fcbung meine pfSense Firewall zu ersetzen. Ich habe auch durchaus den Plan, so einige Fallstricke, die mir im Umgang mit dem Ger\u00e4t begegnen als Blogreihe zu ver\u00f6ffentlichen. Jetzt bin Ich soeben aber scheinbar auf einen Fehler im JunOS Betriebssystem&hellip; <\/p> \n","protected":false},"author":1,"featured_media":5183,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":4,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"","footnotes":""},"categories":[29,87,414],"tags":[381,416,415,417,327],"class_list":["post-5160","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-internet","category-it","category-networking","tag-administration","tag-juniper","tag-junos","tag-networking","tag-routing","comments-open","no-comments"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>JunOS-Bug: keine Routing-Konfliktpr\u00fcfung zwischen Interfaces &#8211; Commander1024<\/title>\n<meta name=\"description\" content=\"Ich habe einen Bug in JunOS 15.1-F7.7 gefunden. Es ist m\u00f6glich IP-Konflikte zu verursachen, wenn man unerschiedliche Interfaces konfiguriert.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.commander1024.de\/wordpress\/2018\/07\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\/\" \/>\n<meta name=\"twitter:label1\" content=\"Verfasst von\" \/>\n\t<meta name=\"twitter:data1\" content=\"Marcus Scholz\" \/>\n\t<meta name=\"twitter:label2\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data2\" content=\"3\u00a0Minuten\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/2018\\\/07\\\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/2018\\\/07\\\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\\\/\"},\"author\":{\"name\":\"Marcus Scholz\",\"@id\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/#\\\/schema\\\/person\\\/aebb61d9f57867e2234becde6d99da8d\"},\"headline\":\"JunOS-Bug: keine Routing-Konfliktpr\u00fcfung zwischen Interfaces\",\"datePublished\":\"2018-07-04T09:06:25+00:00\",\"dateModified\":\"2020-04-17T07:43:43+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/2018\\\/07\\\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\\\/\"},\"wordCount\":203,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/#\\\/schema\\\/person\\\/aebb61d9f57867e2234becde6d99da8d\"},\"image\":{\"@id\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/2018\\\/07\\\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/wp-content\\\/uploads\\\/2018\\\/07\\\/product-hero-mx480.jpg\",\"keywords\":[\"Administration\",\"Juniper\",\"JunOS\",\"Networking\",\"Routing\"],\"articleSection\":[\"Internet\",\"IT\",\"Networking\"],\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/2018\\\/07\\\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/2018\\\/07\\\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\\\/\",\"url\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/2018\\\/07\\\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\\\/\",\"name\":\"JunOS-Bug: keine Routing-Konfliktpr\u00fcfung zwischen Interfaces &#8211; Commander1024\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/2018\\\/07\\\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/2018\\\/07\\\/junos-bug-keine-routing-konfliktpruefung-zwischen-interfaces\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.commander1024.de\\\/wordpress\\\/wp-content\\\/uploads\\\/2018\\\/07\\\/product-hero-mx480.jpg\",\"datePublished\":\"2018-07-04T09:06:25+00:00\",\"dateModified\":\"2020-04-17T07:43:43+00:00\",\"description\":\"Ich habe einen Bug in JunOS 15.1-F7.7 gefunden. 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