{"id":189,"date":"2008-08-13T21:54:00","date_gmt":"2008-08-13T21:54:00","guid":{"rendered":"http:\/\/blog.trungson.com\/?p=189"},"modified":"2008-08-13T21:54:00","modified_gmt":"2008-08-13T21:54:00","slug":"use-ethtool-or-mii-tool-to-detect-problems-with-ethernet-card","status":"publish","type":"post","link":"http:\/\/blog.trungson.com\/?p=189","title":{"rendered":"Use ethtool or mii-tool to detect problems with ethernet card"},"content":{"rendered":"<pre>\n[root@s2 adserver]# ethtool eth0\nSettings for eth0:\nSupported ports: [ TP ]\nSupported link modes: 10baseT\/Half 10baseT\/Full\n                      100baseT\/Half 100baseT\/Full\n                      1000baseT\/Full\nSupports auto-negotiation: Yes\nAdvertised link modes: 10baseT\/Full\nAdvertised auto-negotiation: Yes\nSpeed: Unknown! (0)\nDuplex: Half\nPort: Twisted Pair\nPHYAD: 0\nTransceiver: internal\nAuto-negotiation: on\nSupports Wake-on: pumbg\nWake-on: g\nCurrent message level: 0x00000033 (51)\nLink detected: yes\n<\/pre>\n<p>You can also change the interface settings with ethtool.<\/p>\n<pre>\n[root@s2 adserver]# mii-tool\neth0: negotiated 10baseT-FD, link ok\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>[root@s2 adserver]# ethtool eth0 Settings for eth0: Supported ports: [ TP ] Supported link modes: 10baseT\/Half 10baseT\/Full 100baseT\/Half 100baseT\/Full 1000baseT\/Full Supports auto-negotiation: Yes Advertised link modes: 10baseT\/Full Advertised auto-negotiation: Yes Speed: Unknown! (0) Duplex: Half Port: Twisted Pair PHYAD: 0 Transceiver: internal Auto-negotiation: on Supports Wake-on: pumbg Wake-on: g Current message level: 0x00000033 (51) Link [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"_links":{"self":[{"href":"http:\/\/blog.trungson.com\/index.php?rest_route=\/wp\/v2\/posts\/189"}],"collection":[{"href":"http:\/\/blog.trungson.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.trungson.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.trungson.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.trungson.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=189"}],"version-history":[{"count":0,"href":"http:\/\/blog.trungson.com\/index.php?rest_route=\/wp\/v2\/posts\/189\/revisions"}],"wp:attachment":[{"href":"http:\/\/blog.trungson.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=189"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.trungson.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=189"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.trungson.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}