{"id":423,"date":"2013-08-23T04:18:41","date_gmt":"2013-08-23T11:18:41","guid":{"rendered":"http:\/\/blog.ls-al.com\/?p=423"},"modified":"2013-08-23T04:20:48","modified_gmt":"2013-08-23T11:20:48","slug":"ipmp-on-solaris-10","status":"publish","type":"post","link":"https:\/\/blog.ls-al.com\/ipmp-on-solaris-10\/","title":{"rendered":"IPMP on Solaris 10"},"content":{"rendered":"<p>Solaris has built-in IP Multi Pathing. \u00a0IPMP can be setup with either IP tracking or link based. \u00a0This is my notes on setting up link based IPMP on a LDOM with two virtual interfaces.<\/p>\n<p><strong>Setup the two interfaces:<\/strong><\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n# more \/etc\/hostname.vnet*\r\n::::::::::::::\r\n\/etc\/hostname.vnet0\r\n::::::::::::::\r\nmyhostname netmask + broadcast + group sol10-ipmp up\r\n::::::::::::::\r\n\/etc\/hostname.vnet1\r\n::::::::::::::\r\ngroup sol10-ipmp up\r\n<\/pre>\n<p><strong>After reboot ifconfig output:<\/strong><\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n# ifconfig -a\r\nlo0: flags=2001000849&amp;lt;UP,LOOPBACK,RUNNING,MULTICAST,IPv4,VIRTUAL&amp;gt; mtu 8232 index 1\r\ninet 127.0.0.1 netmask ff000000\r\nvnet0: flags=1000843&amp;lt;UP,BROADCAST,RUNNING,MULTICAST,IPv4&amp;gt; mtu 1500 index 2\r\ninet 10.2.14.53 netmask fffff800 broadcast 10.2.15.255\r\ngroupname sol10-ipmp\r\nether 0:14:4f:fa:b5:34\r\nvnet1: flags=1000843&amp;lt;UP,BROADCAST,RUNNING,MULTICAST,IPv4&amp;gt; mtu 1500 index 3\r\ninet 0.0.0.0 netmask ff000000 broadcast 0.255.255.255\r\ngroupname sol10-ipmp\r\nether 0:14:4f:fa:42:b5\r\n<\/pre>\n<p><strong>Down the main interface:<\/strong><\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n# if_mpadm -d vnet0\r\n# tail -1 \/var\/adm\/messages\r\nAug 22 14:46:07 myhostname in.mpathd&#x5B;285]: &#x5B;ID 832587 daemon.error] Successfully failed over from NIC vnet0 to NIC vnet1\r\n<\/pre>\n<p><strong>Ifconfig output:<\/strong><\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n# ifconfig -a\r\nlo0: flags=2001000849&amp;lt;UP,LOOPBACK,RUNNING,MULTICAST,IPv4,VIRTUAL&amp;gt; mtu 8232 index 1\r\ninet 127.0.0.1 netmask ff000000\r\nvnet0: flags=89000842&amp;lt;BROADCAST,RUNNING,MULTICAST,IPv4,NOFAILOVER,OFFLINE&amp;gt; mtu 0 index 2\r\ninet 0.0.0.0 netmask 0\r\ngroupname sol10-ipmp\r\nether 0:14:4f:fa:b5:34\r\nvnet1: flags=1000843&amp;lt;UP,BROADCAST,RUNNING,MULTICAST,IPv4&amp;gt; mtu 1500 index 3\r\ninet 0.0.0.0 netmask ff000000 broadcast 0.255.255.255\r\ngroupname sol10-ipmp\r\nether 0:14:4f:fa:42:b5\r\nvnet1:1: flags=1000843&amp;lt;UP,BROADCAST,RUNNING,MULTICAST,IPv4&amp;gt; mtu 1500 index 3\r\ninet 10.2.14.53 netmask fffff800 broadcast 10.2.15.255\r\n<\/pre>\n<p><strong>Recover the main interface:<\/strong><\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n# if_mpadm -r vnet0\r\n\r\n# tail -3 \/var\/adm\/messages\r\nAug 22 14:46:30 myhostname in.mpathd&#x5B;285]: &#x5B;ID 620804 daemon.error] Successfully failed back to NIC vnet0\r\nAug 22 14:46:30 myhostname in.routed&#x5B;656]: &#x5B;ID 417587 daemon.error] IP_ADD_MEMBERSHIP ALLHOSTS: Address already in use\r\nAug 22 14:46:30 myhostname in.routed&#x5B;656]: &#x5B;ID 537788 daemon.warning] Could not join 224.0.0.9 on interface vnet0: Address already in use\r\n\r\n# ifconfig -a\r\nlo0: flags=2001000849&amp;lt;UP,LOOPBACK,RUNNING,MULTICAST,IPv4,VIRTUAL&amp;gt; mtu 8232 index 1\r\ninet 127.0.0.1 netmask ff000000\r\nvnet0: flags=1000843&amp;lt;UP,BROADCAST,RUNNING,MULTICAST,IPv4&amp;gt; mtu 1500 index 2\r\ninet 10.2.14.53 netmask fffff800 broadcast 10.2.15.255\r\ngroupname sol10-ipmp\r\nether 0:14:4f:fa:b5:34\r\nvnet1: flags=1000843&amp;lt;UP,BROADCAST,RUNNING,MULTICAST,IPv4&amp;gt; mtu 1500 index 3\r\ninet 0.0.0.0 netmask ff000000 broadcast 0.255.255.255\r\ngroupname sol10-ipmp\r\nether 0:14:4f:fa:42:b5\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Solaris has built-in IP Multi Pathing. \u00a0IPMP can be setup with either IP tracking or link based. \u00a0This is my<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-423","post","type-post","status-publish","format-standard","hentry","category-solaris"],"_links":{"self":[{"href":"https:\/\/blog.ls-al.com\/wp-json\/wp\/v2\/posts\/423","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ls-al.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ls-al.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ls-al.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ls-al.com\/wp-json\/wp\/v2\/comments?post=423"}],"version-history":[{"count":0,"href":"https:\/\/blog.ls-al.com\/wp-json\/wp\/v2\/posts\/423\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.ls-al.com\/wp-json\/wp\/v2\/media?parent=423"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ls-al.com\/wp-json\/wp\/v2\/categories?post=423"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ls-al.com\/wp-json\/wp\/v2\/tags?post=423"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}