{"id":175,"date":"2022-10-20T12:34:06","date_gmt":"2022-10-20T12:34:06","guid":{"rendered":"http:\/\/alwin.bongers.it\/?p=175"},"modified":"2022-10-20T15:43:51","modified_gmt":"2022-10-20T15:43:51","slug":"test-jumbo-frames-and-mtus-with-ping","status":"publish","type":"post","link":"https:\/\/alwin.bongers.it\/index.php\/2022\/10\/20\/test-jumbo-frames-and-mtus-with-ping\/","title":{"rendered":"Test Jumbo Frames and MTUs with Ping"},"content":{"rendered":"<div class=\"postie-post\"><o:p><\/o:p><\/p>\n<p class=\"MsoNormal\"><span lang=\"NL\"><o:p>&nbsp;<\/o:p><\/span><\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:12.0pt;background:white\"><span style=\"font-size:11.5pt;font-family:\" times=\"\" new=\"\" roman\",serif;color:#444444;mso-fareast-language:#2000\"=\"\">Use the command below to test jumbo frames:<o:p><\/o:p><\/span><\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:12.0pt;background:white\"><b><span style=\"font-size:11.5pt;font-family:\" times=\"\" new=\"\" roman\",serif;color:#444444;mso-fareast-language:#2000\"=\"\">Windows:<\/span><\/b><span style=\"font-size:11.5pt;font-family:\" times=\"\" new=\"\" roman\",serif;color:#444444;mso-fareast-language:#2000\"=\"\"><o:p><\/o:p><\/span><\/p>\n<p class=\"MsoNormal\" style=\"background:#EEEEEE\"><span style=\"font-size:9.5pt;font-family:Courier;color:#555555;mso-fareast-language:#2000\">ping {ip_address} -f -l 8972<o:p><\/o:p><\/span><\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom:12.0pt;background:white\"><span style=\"font-size:11.5pt;font-family:\" times=\"\" new=\"\" roman\",serif;color:#444444;mso-fareast-language:#2000\"=\"\">-l 8972 value is actually equal to 9000<br \/>\n9000 \u2013 20 (20 byte IP header) \u2013 8 (ICMP header) = 8972<o:p><\/o:p><\/span><\/p>\n<p class=\"MsoNormal\"><span lang=\"en-NL\" style=\"font-size:11.5pt;font-family:\" times=\"\" new=\"\" roman\",serif;color:#444444;background:white\"=\"\">Remember the source like Windows is set to 1500 MTU by default so you\u2019ll get \u201c<strong>Packet needs to be fragmented but DF set.<\/strong>\u201d   responses. <o:p><\/o:p><\/span><\/p>\n<p class=\"MsoNormal\"><span lang=\"en-NL\" style=\"font-size:11.5pt;font-family:\" times=\"\" new=\"\" roman\",serif;color:#444444;background:white\"=\"\">It\u2019s best to run these commands with devices that are set for Jumbo Frames.  <o:p><\/o:p><\/span><\/p>\n<p class=\"MsoNormal\"><span lang=\"en-NL\" style=\"font-size:11.5pt;font-family:\" times=\"\" new=\"\" roman\",serif;color:#444444;background:white\"=\"\">The path end to end needs to have Jumbo Frames enabled.<\/span><o:p><\/o:p><\/p>\n<p class=\"MsoNormal\"><span lang=\"EN-GB\"><o:p>&nbsp;<\/o:p><\/span><\/p>\n<p class=\"MsoNormal\"><span lang=\"EN-GB\"><o:p>&nbsp;<\/o:p><\/span><\/p>\n<p class=\"MsoNormal\"><span lang=\"NL\"><\/span><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Use the command below to test jumbo frames: Windows: ping {ip_address} -f -l 8972 -l 8972 value is actually equal to 9000 9000 \u2013 20 (20 byte IP header) \u2013 8 (ICMP header) = 8972 Remember the source like Windows is set to 1500 MTU by default so you\u2019ll get \u201cPacket needs to be &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/alwin.bongers.it\/index.php\/2022\/10\/20\/test-jumbo-frames-and-mtus-with-ping\/\" class=\"more-link\">Read more<span class=\"screen-reader-text\"> &#8220;Test Jumbo Frames and MTUs with Ping&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[39,37,38,36,34,35],"class_list":["post-175","post","type-post","status-publish","format-standard","hentry","category-microsoft","tag-frames","tag-icmp","tag-jumbo","tag-mtu","tag-ping","tag-windows"],"featured_media_urls":[],"_links":{"self":[{"href":"https:\/\/alwin.bongers.it\/index.php\/wp-json\/wp\/v2\/posts\/175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/alwin.bongers.it\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/alwin.bongers.it\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/alwin.bongers.it\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/alwin.bongers.it\/index.php\/wp-json\/wp\/v2\/comments?post=175"}],"version-history":[{"count":1,"href":"https:\/\/alwin.bongers.it\/index.php\/wp-json\/wp\/v2\/posts\/175\/revisions"}],"predecessor-version":[{"id":178,"href":"https:\/\/alwin.bongers.it\/index.php\/wp-json\/wp\/v2\/posts\/175\/revisions\/178"}],"wp:attachment":[{"href":"https:\/\/alwin.bongers.it\/index.php\/wp-json\/wp\/v2\/media?parent=175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/alwin.bongers.it\/index.php\/wp-json\/wp\/v2\/categories?post=175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/alwin.bongers.it\/index.php\/wp-json\/wp\/v2\/tags?post=175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}