{"id":373,"date":"2021-12-15T15:27:50","date_gmt":"2021-12-15T13:27:50","guid":{"rendered":"https:\/\/vpn.univ-fcomte.fr\/?p=373"},"modified":"2021-12-16T14:32:58","modified_gmt":"2021-12-16T12:32:58","slug":"tester-son-mtu-sous-windows","status":"publish","type":"post","link":"https:\/\/vpn.univ-fcomte.fr\/?p=373","title":{"rendered":"Tester son MTU sous Windows"},"content":{"rendered":"\n<p>Vous pouvez trouver l&rsquo;outil <code>mtupath.exe<\/code> (<a href=\"https:\/\/www.iea-software.com\/products\/mtupath\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.iea-software.com\/products\/mtupath\/<\/a>).<\/p>\n\n\n\n<p>Une fois charg\u00e9 dans votre r\u00e9pertoire, ouvrez une console CMD.<\/p>\n\n\n<p>cd %userprofile%\\Downloads ;<br \/>\nmtupath.exe vpn20-2.univ-fcomte.fr ;<\/p>\n\n\n\n<p>il va sortir des informations du style :<\/p>\n\n\n<p>MTU path scan to vpn20-2.univ-fcomte.fr (194.57.91.249), ttl=64, limit=48 # 21 best MSS 1412 (estimated MTU 1440) [pPPPPpPppP****ppPPP**]<\/p>\n<p>        #1 MSS IN RANGE     1 <==  1411 ==>  1412<br \/>\n        #2 SCAN TIMEOUT  1413 <==    31 ==>  1444<br \/>\n        #3 MSS EXCEEDED  1445 <== 14939 ==> 16384<\/p>\n<p>[WARNING] Possible PMTU blackhole in route to peer<\/p>\n\n\n\n<p>A partir de l\u00e0 si vous regarder l&rsquo;\u00e9tat du MTU de l&rsquo;interface avec laquelle vous vous connectez au VPN :<\/p>\n\n\n<p>netsh interface ip show interfaces<\/p>\n\n\n\n<p>Vous pourrez facilement faier un r\u00e9glage plus ad\u00e9quat :<\/p>\n\n\n<p>netsh interface ipv4 set subinterface \u00ab\u00a0nom de l&rsquo;interface list\u00e9e ci-dessus\u00a0\u00bb  mtu=XXXX store=persistent<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vous pouvez trouver l&rsquo;outil mtupath.exe (https:\/\/www.iea-software.com\/products\/mtupath\/). Une fois charg\u00e9 dans votre r\u00e9pertoire, ouvrez une console CMD. il va sortir des informations du style : A partir de l\u00e0 si vous regarder l&rsquo;\u00e9tat du MTU de l&rsquo;interface avec laquelle vous vous connectez au VPN : Vous pourrez facilement faier un r\u00e9glage plus ad\u00e9quat :<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[176],"class_list":["post-373","post","type-post","status-publish","format-standard","hentry","category-informations-techniques","tag-mtumtupath"],"_links":{"self":[{"href":"https:\/\/vpn.univ-fcomte.fr\/index.php?rest_route=\/wp\/v2\/posts\/373","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vpn.univ-fcomte.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vpn.univ-fcomte.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vpn.univ-fcomte.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vpn.univ-fcomte.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=373"}],"version-history":[{"count":1,"href":"https:\/\/vpn.univ-fcomte.fr\/index.php?rest_route=\/wp\/v2\/posts\/373\/revisions"}],"predecessor-version":[{"id":374,"href":"https:\/\/vpn.univ-fcomte.fr\/index.php?rest_route=\/wp\/v2\/posts\/373\/revisions\/374"}],"wp:attachment":[{"href":"https:\/\/vpn.univ-fcomte.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=373"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vpn.univ-fcomte.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=373"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vpn.univ-fcomte.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=373"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}