{"id":6155,"date":"2021-12-03T14:07:41","date_gmt":"2021-12-03T13:07:41","guid":{"rendered":"https:\/\/nil.uniza.sk\/?p=6155"},"modified":"2025-04-23T09:44:01","modified_gmt":"2025-04-23T07:44:01","slug":"ios-xrv-no-network-interfaces-in-gns3","status":"publish","type":"post","link":"https:\/\/nil.uniza.sk\/en\/ios-xrv-no-network-interfaces-in-gns3\/","title":{"rendered":"IOS XRv &#8211; no network interfaces in GNS3"},"content":{"rendered":"<p>A few words about the setup. We operate a remote GNS3 server setup, where all components (server even clients) are version 2.2.25. The remote server is deployed in a Linux container. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Problem<\/h3>\n\n\n\n<p>We operate several IOS XRv 9k appliances that were in default state default during the import process. We have noticed the following problem. Running small topos with an IOS XRv, once the router is loaded it had no network interfaces.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Tested appliance 1<\/h4>\n\n\n\n<p>The first <em class=\"diigoHighlight id_06ea602f31142ee622b901e05c0ea98e type_0 yellow\">appliance <\/em>has following settings:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>4096MB of RAM<\/li>\n\n\n\n<li>1 vCPU<\/li>\n\n\n\n<li>6 Intel Gigabit Ethernet (e1000) adapters<\/li>\n\n\n\n<li>-nographic as the Additional settings (Advanced tab of Node properties)<\/li>\n\n\n\n<li>Image veersion 7.1.1<\/li>\n\n\n\n<li>HDD file: xrv9k-fullk9-x-7.1.1.qcow2<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Solution<\/strong><\/h4>\n\n\n\n<p>I performed following changes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>I increased RAM size up to 8192MB<\/li>\n\n\n\n<li>I had increased vCPU up to 4 vCPUs<\/li>\n\n\n\n<li>and, I think, the main reason, I&#8217;ve added a new additional parameters &#8211;<strong><span style=\"background-color:#fcb900\" class=\"background-color\">cpu-host<\/span><\/strong>. The param, as mentioned <a href=\"https:\/\/qemu-project.gitlab.io\/qemu\/system\/qemu-cpu-models.html\">on QEMU page<\/a>, defines the host passthorugh CPU model. <\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img alt=\"\" decoding=\"async\" width=\"941\" height=\"799\" src=\"https:\/\/nil.uniza.sk\/wp-content\/uploads\/2021\/12\/image-11.png\" class=\"wp-image-6175\" style=\"width:587px;height:498px\" srcset=\"https:\/\/nil.uniza.sk\/wp-content\/uploads\/2021\/12\/image-11.png 941w, https:\/\/nil.uniza.sk\/wp-content\/uploads\/2021\/12\/image-11-300x255.png 300w, https:\/\/nil.uniza.sk\/wp-content\/uploads\/2021\/12\/image-11-768x652.png 768w\" sizes=\"(max-width: 941px) 100vw, 941px\" \/><\/figure>\n\n\n\n<p>After that my router boots (17minutes!!!!!), and I&#8217;m able to see network interfaces:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">RP\/0\/RP0\/CPU0:ios# <strong>sh ip int brie<\/strong>\nFri Dec  3 13:05:49.044 UTC\n\nInterface                      IP-Address      Status          Protocol Vrf-Name\nMgmtEth0\/RP0\/CPU0\/0            unassigned      Shutdown        Down     default\nGigabitEthernet0\/0\/0\/0         unassigned      Shutdown        Down     default\nGigabitEthernet0\/0\/0\/1         unassigned      Shutdown        Down     default\nGigabitEthernet0\/0\/0\/2         unassigned      Shutdown        Down     default\n<\/pre>\n\n\n\n<p>My inventory list<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">RP\/0\/RP0\/CPU0:ios#s<strong>how inventory<\/strong>\nFri Dec  3 13:00:20.017 UTC\nNAME: \"0\/0\", DESCR: \"Cisco IOS-XRv 9000 Centralized Line Card\"\nPID: R-IOSXRV9000-LC-C , VID: V01, SN: 9A2EA9D8F53\n\nNAME: \"0\/0\/0\", DESCR: \"N\/A\"\nPID: PORT-1G-NIC       , VID: N\/A, SN: N\/A\n\nNAME: \"0\/0\/1\", DESCR: \"N\/A\"\nPID: PORT-1G-NIC       , VID: N\/A, SN: N\/A\n\nNAME: \"0\/0\/2\", DESCR: \"N\/A\"\nPID: PORT-1G-NIC       , VID: N\/A, SN: N\/A\n\nNAME: \"0\/RP0\", DESCR: \"Cisco IOS-XRv 9000 Centralized Route Processor\"\nPID: R-IOSXRV9000-RP-C , VID: V01, SN: 804D5AE7DE4\n\nNAME: \"Rack 0\", DESCR: \"Cisco IOS-XRv 9000 Centralized Virtual Router\"\nPID: R-IOSXRV9000-CC   , VID: V01, SN: A747951E82B\n<\/pre>\n\n\n\n<p>and the version output<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">RP\/0\/RP0\/CPU0:ios#<strong>sh version<\/strong>\nFri Dec  3 12:59:22.555 UTC\nCisco IOS XR Software, Version 7.1.1\nCopyright (c) 2013-2020 by Cisco Systems, Inc.\n\nBuild Information:\n Built By     : deenayak\n Built On     : Mon Jan 27 01:20:49 PST 2020\n Built Host   : iox-ucs-033\n Workspace    : \/auto\/srcarchive15\/prod\/7.1.1\/xrv9k\/ws\n Version      : 7.1.1\n Location     : \/opt\/cisco\/XR\/packages\/\n Label        : 7.1.1\n\ncisco IOS-XRv 9000 () processor\nSystem uptime is 1 hour 11 minutes\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"> Tested appliance 2<\/h4>\n\n\n\n<p>The second <em class=\"diigoHighlight id_06ea602f31142ee622b901e05c0ea98e type_0 yellow\">appliance <\/em>has following settings:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>8192MB of RAM<\/li>\n\n\n\n<li>2 vCPU<\/li>\n\n\n\n<li>9 Intel Gigabit Ethernet (e1000) adapters<\/li>\n\n\n\n<li>-nographic as the Additional settings (Advanced tab of Node properties)<\/li>\n\n\n\n<li>Image veersion 7.2.1<\/li>\n\n\n\n<li>HDD file: xrv9k-fullk9-x.vrr-7.2.1.qcow2<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Result, no interfaces<\/h4>\n\n\n\n<pre class=\"wp-block-preformatted\">RP\/0\/RP0\/CPU0:ios#sh ip int brie\nFri Dec  3 13:31:22.838 UTC\n\nInterface                      IP-Address      Status          Protocol Vrf-Name\nMgmtEth0\/RP0\/CPU0\/0            unassigned      Shutdown        Down     default\nRP\/0\/RP0\/CPU0:ios#\n<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">RP\/0\/RP0\/CPU0:ios#sh inventory\nFri Dec  3 13:32:20.163 UTC\nNAME: \"0\/RP0\", DESCR: \"Cisco IOS-XRv 9000 Centralized Route Processor\"\nPID: R-IOSXRV9000-RP-C , VID: V01, SN: 94825FFCA69\n\nNAME: \"Rack 0\", DESCR: \"Cisco IOS-XRv 9000 Centralized Virtual Router\"\nPID: R-IOSXRV9000-CC   , VID: V01, SN: E32F331EBBC\n<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Solution<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>I<span style=\"font-size: revert;\">ncrease vCPU up to 4 vCPU<\/span><\/li>\n\n\n\n<li><span style=\"font-size: revert;\">add a new additional parameter <em><strong><span style=\"background-color:#fcb900\" class=\"background-color\">-cpu-host<\/span><\/strong><\/em><\/span><\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">RP\/0\/RP0\/CPU0:ios#<strong>sh ip int brie<\/strong>\nFri Dec  3 14:51:58.679 UTC\n\nInterface                      IP-Address      Status          Protocol Vrf-Name\nMgmtEth0\/RP0\/CPU0\/0            unassigned      Shutdown        Down     default\nGigabitEthernet0\/0\/0\/0         unassigned      Shutdown        Down     default\nGigabitEthernet0\/0\/0\/1         unassigned      Shutdown        Down     default\nGigabitEthernet0\/0\/0\/2         unassigned      Shutdown        Down     default\nGigabitEthernet0\/0\/0\/3         unassigned      Shutdown        Down     default\nGigabitEthernet0\/0\/0\/4         unassigned      Shutdown        Down     default\nGigabitEthernet0\/0\/0\/5         unassigned      Shutdown        Down     default\n<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">RP\/0\/RP0\/CPU0:ios#<strong>sh inventory<\/strong>\nFri Dec  3 14:52:24.103 UTC\nNAME: \"0\/0\", DESCR: \"Cisco IOS-XRv 9000 Centralized Line Card\"\nPID: R-IOSXRV9000-LC-C , VID: V01, SN: 0CA593480B2\n\nNAME: \"0\/0\/0\", DESCR: \"N\/A\"\nPID: PORT-1G-NIC       , VID: N\/A, SN: N\/A\n\nNAME: \"0\/0\/1\", DESCR: \"N\/A\"\nPID: PORT-1G-NIC       , VID: N\/A, SN: N\/A\n\nNAME: \"0\/0\/2\", DESCR: \"N\/A\"\nPID: PORT-1G-NIC       , VID: N\/A, SN: N\/A\n\nNAME: \"0\/0\/3\", DESCR: \"N\/A\"\nPID: PORT-1G-NIC       , VID: N\/A, SN: N\/A\n\nNAME: \"0\/0\/4\", DESCR: \"N\/A\"\nPID: PORT-1G-NIC       , VID: N\/A, SN: N\/A\n\nNAME: \"0\/0\/5\", DESCR: \"N\/A\"\nPID: PORT-1G-NIC       , VID: N\/A, SN: N\/A\n\nNAME: \"0\/RP0\", DESCR: \"Cisco IOS-XRv 9000 Centralized Route Processor\"\nPID: R-IOSXRV9000-RP-C , VID: V01, SN: 94825FFCA69\n\nNAME: \"Rack 0\", DESCR: \"Cisco IOS-XRv 9000 Centralized Virtual Router\"\nPID: R-IOSXRV9000-CC   , VID: V01, SN: E32F331EBBC\n<\/pre>","protected":false},"excerpt":{"rendered":"<p>A few words about the setup. We operate a remote GNS3 server setup, where all components (server even clients) are version 2.2.25. The remote server is deployed in a Linux container. Problem We operate several IOS XRv 9k appliances that were in default state default during the import process. We have noticed the following problem&#8230;.<\/p>","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[747],"tags":[],"class_list":["post-6155","post","type-post","status-publish","format-standard","hentry","category-practical_-_cisco-en"],"taxonomy_info":{"category":[{"value":747,"label":"Practical - Cisco"}]},"featured_image_src_large":false,"author_info":{"display_name":"palo73","author_link":"https:\/\/nil.uniza.sk\/en\/author\/palo73\/"},"comment_info":7,"category_info":[{"term_id":747,"name":"Practical - Cisco","slug":"practical_-_cisco-en","term_group":0,"term_taxonomy_id":745,"taxonomy":"category","description":"","parent":0,"count":17,"filter":"raw","cat_ID":747,"category_count":17,"category_description":"","cat_name":"Practical - Cisco","category_nicename":"practical_-_cisco-en","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/nil.uniza.sk\/en\/wp-json\/wp\/v2\/posts\/6155","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nil.uniza.sk\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nil.uniza.sk\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nil.uniza.sk\/en\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/nil.uniza.sk\/en\/wp-json\/wp\/v2\/comments?post=6155"}],"version-history":[{"count":1,"href":"https:\/\/nil.uniza.sk\/en\/wp-json\/wp\/v2\/posts\/6155\/revisions"}],"predecessor-version":[{"id":7117,"href":"https:\/\/nil.uniza.sk\/en\/wp-json\/wp\/v2\/posts\/6155\/revisions\/7117"}],"wp:attachment":[{"href":"https:\/\/nil.uniza.sk\/en\/wp-json\/wp\/v2\/media?parent=6155"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nil.uniza.sk\/en\/wp-json\/wp\/v2\/categories?post=6155"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nil.uniza.sk\/en\/wp-json\/wp\/v2\/tags?post=6155"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}