{"id":155141,"date":"2022-04-01T19:18:44","date_gmt":"2022-04-01T11:18:44","guid":{"rendered":"http:\/\/www.idc.net\/help\/155141\/"},"modified":"2022-04-01T19:18:44","modified_gmt":"2022-04-01T11:18:44","slug":"linux%e7%b3%bb%e7%bb%9f%e5%a6%82%e4%bd%95%e9%87%8d%e6%96%b0%e8%8e%b7%e5%8f%96ip%e5%9c%b0%e5%9d%80%ef%bc%9f-linux%e5%a6%82%e4%bd%95%e9%87%8d%e6%96%b0%e8%8e%b7%e5%8f%96ip%e5%9c%b0%e5%9d%80%e5%90%97","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/155141\/","title":{"rendered":"Linux\u7cfb\u7edf\u5982\u4f55\u91cd\u65b0\u83b7\u53d6IP\u5730\u5740\uff1f (linux\u5982\u4f55\u91cd\u65b0\u83b7\u53d6ip\u5730\u5740\u5417)"},"content":{"rendered":"<p>\u5728\u8fdb\u884c\u7f51\u7edc\u8fde\u63a5\u65f6\uff0cIP\u5730\u5740\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u4e2a\u53c2\u6570\u3002\u5982\u679c\u4f60\u7684Linux\u7cfb\u7edf\u51fa\u73b0\u7f51\u7edc\u8fde\u63a5\u4e0d\u7a33\u5b9a\u6216\u8005\u65e0\u6cd5\u8fde\u63a5\u7684\u95ee\u9898\uff0c\u90a3\u4e48\u5f88\u53ef\u80fd\u662fIP\u5730\u5740\u51fa\u73b0\u4e86\u95ee\u9898\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u91cd\u65b0\u83b7\u53d6IP\u5730\u5740\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u6b65\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5728Linux\u7cfb\u7edf\u4e2d\u91cd\u65b0\u83b7\u53d6IP\u5730\u5740\u3002<\/p>\n<p>\u65b9\u5f0f\u4e00\uff1a\u901a\u8fc7\u7cfb\u7edf\u547d\u4ee4\u91cd\u65b0\u83b7\u53d6IP\u5730\u5740<\/p>\n<p>\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u7cfb\u7edf\u547d\u4ee4\u6765\u91cd\u65b0\u83b7\u53d6IP\u5730\u5740\u3002\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<p>\u6b65\u9aa4\u4e00\uff1a\u6253\u5f00\u7ec8\u7aef<\/p>\n<p>\u5728\u7cfb\u7edf\u4e2d\u6253\u5f00\u201c\u7ec8\u7aef\u201d\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<p>\u6b65\u9aa4\u4e8c\uff1a\u8f93\u5165\u547d\u4ee4<\/p>\n<p>\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1asudo dhclient\u3002<\/p>\n<p>\u6b65\u9aa4\u4e09\uff1a\u8f93\u5165\u7ba1\u7406\u5458\u5bc6\u7801<\/p>\n<p>\u7cfb\u7edf\u4f1a\u8981\u6c42\u8f93\u5165\u7ba1\u7406\u5458\u5bc6\u7801\uff0c\u8f93\u5165\u540e\u56de\u8f66\u3002<\/p>\n<p>\u8fd9\u65f6\u7cfb\u7edf\u5c31\u4f1a\u5f00\u59cb\u91cd\u65b0\u83b7\u53d6IP\u5730\u5740\u3002\u5982\u679c\u91cd\u65b0\u83b7\u53d6\u6210\u529f\uff0c\u7cfb\u7edf\u4f1a\u8fd4\u56de\u4e00\u7cfb\u5217\u7f51\u7edc\u4fe1\u606f\uff0c\u63d0\u793a\u4f60\u7684Linux\u7cfb\u7edf\u5df2\u7ecf\u83b7\u5f97\u4e86\u4e00\u4e2a\u65b0\u7684IP\u5730\u5740\u3002<\/p>\n<p>\u65b9\u5f0f\u4e8c\uff1a\u624b\u52a8\u8bbe\u7f6eIP\u5730\u5740<\/p>\n<p>\u5982\u679c\u4f60\u60f3\u624b\u52a8\u8bbe\u7f6eIP\u5730\u5740\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\u3002<\/p>\n<p>\u6b65\u9aa4\u4e00\uff1a\u6253\u5f00\u7cfb\u7edf\u8bbe\u7f6e<\/p>\n<p>\u5728Linux\u7cfb\u7edf\u4e2d\u6253\u5f00\u201c\u8bbe\u7f6e\u201d\u5e94\u7528\u7a0b\u5e8f\uff0c\u627e\u5230\u201c\u7f51\u7edc\u201d\u9009\u9879\u3002<\/p>\n<p>\u6b65\u9aa4\u4e8c\uff1a\u9009\u62e9\u7f51\u7edc\u7c7b\u578b<\/p>\n<p>\u5728\u201c\u7f51\u7edc\u201d\u9875\u9762\u4e0a\uff0c\u9009\u62e9\u4f60\u60f3\u8981\u4fee\u6539IP\u5730\u5740\u7684\u7f51\u7edc\u7c7b\u578b\uff1a\u6709\u7ebf\u7f51\u7edc\u6216\u8005Wi-Fi\u7f51\u7edc\u3002<\/p>\n<p>\u6b65\u9aa4\u4e09\uff1a\u9009\u62e9\u7f51\u7edc\u8fde\u63a5<\/p>\n<p>\u5728\u9009\u62e9\u7f51\u7edc\u7c7b\u578b\u4e4b\u540e\uff0c\u627e\u5230\u4f60\u60f3\u8981\u4fee\u6539\u7684\u7f51\u7edc\u8fde\u63a5\uff0c\u70b9\u51fb\u201c\u9f7f\u8f6e\u201d\u56fe\u6807\u3002<\/p>\n<p>\u6b65\u9aa4\u56db\uff1a\u624b\u52a8\u8bbe\u7f6eIP\u5730\u5740<\/p>\n<p>\u5728\u5f39\u51fa\u7684\u7a97\u53e3\u4e2d\uff0c\u9009\u62e9\u201cIPv4\u201d\u9009\u9879\uff0c\u9009\u62e9\u624b\u52a8\u8bbe\u7f6eIP\u5730\u5740\uff0c\u8f93\u5165\u4f60\u60f3\u8981\u8bbe\u7f6e\u7684\u65b0IP\u5730\u5740\uff0c\u5b50\u7f51\u63a9\u7801\u548c\u7f51\u5173\u5730\u5740\u3002\u5982\u679c\u4f60\u4e0d\u6e05\u695a\u8fd9\u4e9b\u53c2\u6570\uff0c\u53ef\u4ee5\u5411\u7f51\u7edc\u7ba1\u7406\u5458\u54a8\u8be2\u6216\u8005\u53c2\u8003\u5728\u7ebf\u6587\u6863\u3002<\/p>\n<p>\u8bbe\u7f6e\u5b8c\u6bd5\u540e\uff0c\u70b9\u51fb\u201c\u4fdd\u5b58\u201d\u6309\u94ae\u5373\u53ef\u3002\u7cfb\u7edf\u4f1a\u81ea\u52a8\u5e94\u7528\u65b0\u7684IP\u5730\u5740\uff0c\u5982\u679c\u8bbe\u7f6e\u6210\u529f\uff0c\u4f60\u4f1a\u6536\u5230\u4e00\u4e2a\u7f51\u7edc\u8fde\u63a5\u6210\u529f\u7684\u63d0\u793a\u3002<\/p>\n<p>\u91cd\u65b0\u83b7\u53d6IP\u5730\u5740\u662f\u89e3\u51b3Linux\u7cfb\u7edf\u7f51\u7edc\u8fde\u63a5\u95ee\u9898\u7684\u4e00\u79cd\u6709\u6548\u65b9\u6cd5\u3002\u901a\u8fc7\u672c\u6587\u4ecb\u7ecd\u7684\u4e24\u79cd\u65b9\u5f0f\uff0c\u4f60\u53ef\u4ee5\u8f7b\u677e\u5730\u5728Linux\u7cfb\u7edf\u4e2d\u91cd\u65b0\u83b7\u53d6IP\u5730\u5740\uff0c\u4fdd\u8bc1\u7f51\u7edc\u8fde\u63a5\u7545\u901a\u3002\u5728\u4f7f\u7528\u624b\u52a8\u8bbe\u7f6eIP\u5730\u5740\u7684\u65b9\u6cd5\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u53c2\u6570\u7684\u6b63\u786e\u6027\uff0c\u4ee5\u514d\u65e0\u6cd5\u8fde\u63a5\u7f51\u7edc\u3002<\/p>\n<p><strong>\u76f8\u5173\u95ee\u9898\u62d3\u5c55\u9605\u8bfb\uff1a<\/strong><\/p>\n<ul>\n<li>\u5982\u4f55\u4f7f\u7528Linux\u547d\u4ee4dhclient<\/li>\n<li>\u7ea2\u5e3dLinux\u7533\u8bf7DHCP\u7684\u547d\u4ee4\u662f\u4ec0\u4e48?<\/li>\n<\/ul>\n<h3>\u5982\u4f55\u4f7f\u7528Linux\u547d\u4ee4dhclient<\/h3>\n<p>dhcilent &nbsp;\u4f7f\u7528\u52a8\u6001\u4e3b\u673a\u914d\u7f6e\u534f\u8bae\u52a8\u6001\u7684\u914d\u7f6e\u7f51\u7edc\u63a5\u53e3\u7684\u7f51\u7edc\u53c2\u6570<\/p>\n<p>&nbsp;\u8bed\u6cd5\uff1a<\/p>\n<p>dhclient (\u9009\u9879)(\u53c2\u6570)<\/p>\n<p>\u9009\u9879\uff1a<\/p>\n<p>&nbsp; &nbsp;0\uff1a\u6307\u5b9adhcp\u5ba2\u6237\u7aef\u76d1\u542c\u7684\u7aef\u53e3\u53f7\uff1b<\/p>\n<p>&nbsp; &nbsp;-d:\u603b\u662f\u4ee5\u524d\u53f0\u65b9\u5f0f\u8fd0\u884c\u7a0b\u5e8f\uff1b<\/p>\n<p>&nbsp; &nbsp;-q:\u5b89\u9759\u6a21\u5f0f\uff0c\u4e0d\u6253\u5370\u4efb\u4f55\u9519\u8bef\u7684\u63d0\u793a\u4fe1\u8861\u65cf\u57fa\u606f<\/p>\n<p>&nbsp; &nbsp;-r:\u662f\u5426IP\u5730\u5740<\/p>\n<p>\u53c2\u6570\uff1a<\/p>\n<p>&nbsp; &nbsp;\u7a57\u65c5\u7f51\u7edc\u63a5\u53e3:\u64cd\u4f5c\u7f51\u7edc\u7684\u5490\u8c28\u63a5\u53e3<\/p>\n<p>\u5b9e\u4f8b\uff1a<\/p>\n<p>&nbsp; &nbsp; dhclient &nbsp;-r &nbsp; \/\/ \u91ca\u653eIP<\/p>\n<p>&nbsp; &nbsp; dhclient &nbsp; &nbsp; &nbsp;\/\/ \u83b7\u53d6IP&nbsp; &nbsp; &nbsp;\u66f4\u8be6\u7ec6\u7684\u4ecb\u7ecd\u53ef\u53c2\u770b\u201dLinux\u547d\u4ee4\u5927\u5168\u201c<\/p>\n<p>Linux\u91cd\u65b0\u83b7\u53d6IP\u4f7f\u7528dhclient\u547d\u4ee4\uff0c\u4f7f\u7528sudo\u4f7f\u5176\u5177\u6709\u7ba1\u7406\u5458\u6743\u9650\u3002\u547d\u4ee4\u5982\u4e0b\uff1a$sudodhclient-r\/\u7f3a\u9500\/releaseip\u91ca\u653eIP$sudodhclient\/\/\u83b7\u4f0f\u5386\u6e38\u53d6IPdhclient\u547d\u4ee4\u8bf4\u660edhclient\u547d\u4ee4\u4f7f\u7528\u52a8\u6001\u4e3b\u673a\u914d\u70c2\u9877\u7f6e\u534f\u8bae\u52a8\u6001\u7684\u914d\u7f6e\u7f51\u7edc\u63a5\u53e3\u7684\u7f51\u7edc\u53c2\u6570\u3002\u8bed\u6cd5dhclient(\u9009\u9879)(\u53c2\u6570)\u9009\u98790\uff1a\u6307\u5b9adhcp\u5ba2\u6237\u7aef\u76d1\u542c\u7684<\/p>\n<p>\u7aef\u53e3\u53f7<\/p>\n<p>\uff1b-d\uff1a\u603b\u662f\u4ee5\u524d\u53f0\u65b9\u5f0f\u8fd0\u884c\u7a0b\u5e8f\uff1b-q\uff1a\u5b89\u9759\u6a21\u5f0f\uff0c\u4e0d\u6253\u5370\u4efb\u4f55\u9519\u8bef\u7684\u63d0\u793a\u4fe1\u606f\uff1b-r\uff1a\u91ca\u653eip\u5730\u5740\u3002\u53c2\u6570\u7f51\u7edc\u63a5\u53e3\uff1a\u64cd\u4f5c\u7684\u7f51\u7edc\u63a5\u53e3\u3002\u5b9e\u4f8bdhclient-r#\u91ca\u653eIPdhclient#\u83b7\u53d6IP<\/p>\n<p>\u201cLinux\u91cd\u65b0\u83b7\u53d6IP\u4f7f\u7528dhclient\u547d\u4ee4,\u4f7f\u7528sudo\u4f7f\u5176\u5177\u76ef\u889c\u6709\u7ba1\u7406\u5458\u6743\u9650\u3002<\/p>\n<p>Linux renew ip command<\/p>\n<p>$ sudo dhclient -r \/\u5b8f\u853d\/release ip \u91ca\u653eIP<\/p>\n<p>$ sudo dhclient \/\/\u83b7\u53d6IP \u66f4\u591aLinux\u4ecb\u7ecd\u8bf7\u67e5\u770b\u300aLinux\u547d\u4ee4\u853d\u5219\u5dde\u5927\u5168\u300b<\/p>\n<h3>\u7ea2\u5e3dLinux\u7533\u8bf7DHCP\u7684\u547d\u4ee4\u662f\u4ec0\u4e48?<\/h3>\n<p>\u5728\u7ec8\u7aef\u8f93\u5165setup\u8fdb\u5165\u6587\u672c\u754c\u9762\uff0c\u9009\u62e9\u7f51\u6e17\u4f59\u7edc\u914d\u7f6e\uff0c\u9009\u62e9eth0,\u9009\u62e9DHCP\uff0c\u4fdd\u5b58\u9000\u5144\u95f9\u51fa\uff0c\u91cd\u542f\u7f51\u7edc\uff0c<\/p>\n<p>\u5728\u7fa1\u558a\u7f69\u7ec8\u7aef\u8f93\u5165\/etc\/init.d\/network restart<\/p>\n<p>Linux\u4e0b\u5411DHCP\u7533\u8bf7\u91cd\u65b0\u83b7\u53d6IP\u5730\u5740\u7684\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<p>#\u91ca\u653eIP<\/p>\n<p>dhclient&nbsp;-r&nbsp;\/\/release&nbsp;ip&nbsp;<\/p>\n<p>#\u91cd\u65b0\u83b7\u53d6IP<\/p>\n<p>dhclient&nbsp;-d&nbsp;\u6084\u7801eth0<\/p>\n<p>Now&nbsp;obtain&nbsp;fresh&nbsp;IP:<\/p>\n<p>$&nbsp;sudo&nbsp;dhclient&nbsp;<\/p>\n<p>There<\/p>\n<p>&nbsp;is&nbsp;no&nbsp;need&nbsp;to&nbsp;restart&nbsp;network&nbsp;service.&nbsp;Above&nbsp;command&nbsp;should&nbsp;work&nbsp;with&nbsp;<\/p>\n<p>any&nbsp;Linux&nbsp;distro&nbsp;such&nbsp;as&nbsp;RHEL,&nbsp;Fedora,&nbsp;CentOS,&nbsp;\u524d\u7269Ubuntu&nbsp;and&nbsp;others.&nbsp;On&nbsp;a&nbsp;<\/p>\n<p>related&nbsp;note&nbsp;you&nbsp;can&nbsp;also<\/p>\n<p>\u6216\u8005\u4f7f\u7528\u4e00\u4e0b\u547d\u4ee4\uff0c\u5148\u5173\u542f\u6094\u54ea\u95ed\u7f51\u5361\uff0c\u518d\u542f\u52a8<\/p>\n<p>ifdown&nbsp;eth0<\/p>\n<p>ifup&nbsp;eth0<\/p>\n<p>\/etc\/init.d\/network&nbsp;restart<\/p>\n<p>dhclient -d eth0 \u8bd5\u4e00\u8bd5<\/p>\n<p>\u4ee3\u6bd5\u5e26\u7801\u6539\u53d8\u4e16\u4f8d\u9690\u754c (linux\u5e38\u89c1\u547d\u4ee4_\u4e0b)\uff0c\u6211\u5728\u817e\u8baf\u8bfe\u5802\u8001\u6570\u5385\u7b49\u4f60\uff01<\/p>\n<p>dhclient \u2013 R \u7f51\u5361\u8bbe\u5907\u6587\u4ef6\u540d<\/p>\n<p>linux\u5982\u4f55\u91cd\u65b0\u83b7\u53d6ip\u5730\u5740\u5417\u7684\u4ecb\u7ecd\u5c31\u804a\u5230\u8fd9\u91cc\u5427\uff0c\u611f\u8c22\u4f60\u82b1\u65f6\u95f4\u9605\u8bfb\u672c\u7ad9\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8elinux\u5982\u4f55\u91cd\u65b0\u83b7\u53d6ip\u5730\u5740\u5417,Linux\u7cfb\u7edf\u5982\u4f55\u91cd\u65b0\u83b7\u53d6IP\u5730\u5740\uff1f,\u5982\u4f55\u4f7f\u7528Linux\u547d\u4ee4dhclient,\u7ea2\u5e3dLinux\u7533\u8bf7DHCP\u7684\u547d\u4ee4\u662f\u4ec0\u4e48?\u7684\u4fe1\u606f\u522b\u5fd8\u4e86\u5728\u672c\u7ad9\u8fdb\u884c\u67e5\u627e\u5594\u3002<\/p>\n<p><a href=\"http:https:\/\/idc.net\/\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u9996\u9009\u540e\u6d6a\u4e91\uff0c2H2G\u9996\u670810\u5143\u5f00\u901a\u3002<br \/>\u540e\u6d6a\u4e91\uff08www.IDC.Net\uff09\u63d0\u4f9b\u7b80\u5355\u597d\u7528\uff0c\u4ef7\u683c\u539a\u9053\u7684\u9999\u6e2f\/\u7f8e\u56fd\u4e91\u670d\u52a1\u5668\u548c\u72ec\u7acb\u670d\u52a1\u5668\u3002IDC+ISP+ICP\u8d44\u8d28\u3002ARIN\u548cAPNIC\u4f1a\u5458\u3002\u6210\u719f\u6280\u672f\u56e2\u961f15\u5e74\u884c\u4e1a\u7ecf\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u8fdb\u884c\u7f51\u7edc\u8fde\u63a5\u65f6\uff0cIP\u5730\u5740\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u4e2a\u53c2\u6570\u3002\u5982\u679c\u4f60\u7684Linux\u7cfb\u7edf\u51fa\u73b0\u7f51\u7edc\u8fde\u63a5\u4e0d\u7a33\u5b9a\u6216\u8005\u65e0\u6cd5\u8fde\u63a5\u7684\u95ee\u9898\uff0c\u90a3 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-155141","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/155141","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=155141"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/155141\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=155141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=155141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=155141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}