{"id":2183,"date":"2025-10-13T16:13:29","date_gmt":"2025-10-13T08:13:29","guid":{"rendered":"https:\/\/blog.nonot.cn\/?p=2183"},"modified":"2025-10-13T16:13:30","modified_gmt":"2025-10-13T08:13:30","slug":"centos7-nat%e6%a8%a1%e5%bc%8f%e4%b8%8d%e8%83%bd%e8%81%94%e7%bd%91%ef%bc%8c%e8%a7%a3%e5%86%b3%e5%8a%9e%e6%b3%95","status":"publish","type":"post","link":"https:\/\/blog.nonot.cn\/index.php\/2025\/10\/13\/centos7-nat%e6%a8%a1%e5%bc%8f%e4%b8%8d%e8%83%bd%e8%81%94%e7%bd%91%ef%bc%8c%e8%a7%a3%e5%86%b3%e5%8a%9e%e6%b3%95\/","title":{"rendered":"CentOS7 NAT\u6a21\u5f0f\u4e0d\u80fd\u8054\u7f51\uff0c\u89e3\u51b3\u529e\u6cd5"},"content":{"rendered":"<p>\u95ee\u9898\uff1a<br \/>\n\u6253\u5f00\u865a\u62df\u673a\u53d1\u73b0\u5e76\u6ca1\u6709\u7f51\u7edc\u9009\u9879 \u6216\u8005\u8fde\u4e0a\u7f51\u6709\u56fe\u6807\u4e5f\u662f\u8bbf\u95ee\u4e0d\u4e86\u5916\u7f51<\/p>\n<p>&nbsp;<\/p>\n<p>\uff081\uff09\u865a\u62df\u673a\uff1a\u8fd8\u539fVMnet8\u7684\u9ed8\u8ba4\u8bbe\u7f6e<br \/>\n1.\u627e\u5230\u865a\u62df\u7f51\u7edc\u7f16\u8f91\u5668<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2184\" title=\"9521d2333dd441b9ef56132a7f72c3a8\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/ef67ea6890c1643dbd59bf5b8141e7e3.png\" alt=\"9521d2333dd441b9ef56132a7f72c3a8\" width=\"630\" height=\"433\" \/><br \/>\n2.\u70b9\u51fb\u66f4\u6539\u8bbe\u7f6e<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2186\" title=\"330c55c2b080450e70598e5774f868c2\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/24f71b9d4a63cbab506f0703ebd16da7.png\" alt=\"330c55c2b080450e70598e5774f868c2\" width=\"517\" height=\"493\" \/><br \/>\n3. \u70b9\u51fb\u8fd8\u539f\u9ed8\u8ba4\u8bbe\u7f6e<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2187\" title=\"ec59535e90c6b27c1075de2c762a3456\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/35f8e7a559c72ec66fb67ccf5597dd34.png\" alt=\"ec59535e90c6b27c1075de2c762a3456\" width=\"546\" height=\"498\" \/><br \/>\n\uff082\uff09 \u5bbf\u4e3b\u673a\uff1a\u542f\u52a8VMware DHCP Service \u548c VMware NAT Service\u670d\u52a1<br \/>\n1.\u4f7f\u7528win+R\u8f93\u5165services.msc \u67e5\u770b\u4e3b\u673a\u7684\u670d\u52a1<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2191\" title=\"dceb1eb006ca382ec2b408a4ab64231d\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/bbb6ab9953d3f5d2f398e4abbe8e3002.png\" alt=\"dceb1eb006ca382ec2b408a4ab64231d\" width=\"553\" height=\"280\" \/><br \/>\n2. \u627e\u5230VMware DHCP Service \u548cVMware NAT Service \u5c06\u4e24\u4e2a\u670d\u52a1\u542f\u52a8<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2192\" title=\"8ee12b6d57ee5fd93cf6f33c78ce5f87\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/b984ad37f2c242759a50ceab14ea570b.png\" alt=\"8ee12b6d57ee5fd93cf6f33c78ce5f87\" width=\"737\" height=\"460\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2193\" title=\"c97820239845eea582f8f6ae2076315c\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/53e44117e177b550d7a1c11c406811f2.png\" alt=\"c97820239845eea582f8f6ae2076315c\" width=\"752\" height=\"491\" \/><br \/>\n\uff083\uff09\u66f4\u6539\u9002\u914d\u5668\u9009\u9879<br \/>\n1.\u70b9\u51fb\u7535\u8111\u53f3\u4e0b\u89d2\u7684\u56fe\u8868\u518d\u8fdb\u5165\u6240\u6709\u8bbe\u7f6e<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2194\" title=\"614ecbc98d4af52444b8889dfd889ace\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/d00f5f9496d9beffcde074fe1cda4104.png\" alt=\"614ecbc98d4af52444b8889dfd889ace\" width=\"405\" height=\"322\" \/><br \/>\n2.\u70b9\u51fb\u7f51\u7edc\u548cInternet<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2195\" title=\"b5ee3305577dec780cd1cc5606d01dae\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/6bf6007e611d35bc090c2c13b8d9b1b6.png\" alt=\"b5ee3305577dec780cd1cc5606d01dae\" width=\"620\" height=\"446\" \/><br \/>\n3.\u70b9\u51fb\u66f4\u6539\u9002\u914d\u5668\u9009\u9879<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2196\" title=\"bb9b44f18a80cf5a8143371baed00709\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/de3be6ae363798ba1dcc6d11a9ad5470.png\" alt=\"bb9b44f18a80cf5a8143371baed00709\" width=\"731\" height=\"506\" \/><br \/>\n4.\u5c06\u4e0b\u9762\u4e24\u4e2a\u865a\u62df\u7f51\u7edc\u9002\u914d\u5668\u542f\u52a8<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2202\" title=\"76d55eca49780572b202cb3192da3eef\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/e4c6b39aac1a729506157ebc04cf3e88.png\" alt=\"76d55eca49780572b202cb3192da3eef\" width=\"610\" height=\"280\" \/><br \/>\n\uff084\uff09\u914d\u7f6e\u865a\u62df\u673a\u7f51\u5361\uff1a\uff08\u542f\u52a8\u865a\u62df\u673a\u6ce8\u610f\u8981\u5207\u6362\u4e3aNAT\u6a21\u5f0f\uff09<br \/>\n1.\u5207\u6362\u4e3aroot\u7528\u6237\uff08root\u7528\u6237\u624d\u80fd\u66f4\u6539\u865a\u62df\u7f51\u5361\u6587\u4ef6\uff09<br \/>\n2.\u5148\u5207\u6362\u5230\u76ee\u5f55\uff1acd \/etc\/sysconfig\/network-scripts\/<br \/>\ncd \/etc\/sysconfig\/network-scripts\/<br \/>\nAI\u5199\u4ee3\u7801<br \/>\n3.\u518d\u67e5\u770b\uff1a<br \/>\nls<br \/>\nAI\u5199\u4ee3\u7801<br \/>\n4.\u627e\u5230\u4e00\u4e2aifcfg-ens\u5f00\u5934\u7684\u6587\u4ef6\uff1a \u6211\u7684\u6587\u4ef6\u662fifcfg-ens33\u7136\u540e\u6253\u5f00\u8fd9\u4e2a\u6587\u4ef6<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2204\" title=\"6ecd2c168f8b1737f2bee115b5c00a44\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/83399bff29dee254c1cd86a00ac4de8c.png\" alt=\"6ecd2c168f8b1737f2bee115b5c00a44\" width=\"643\" height=\"242\" \/><br \/>\n5.\u4f7f\u7528vi \/ vim \u7f16\u8f91\u6587\u4ef6<br \/>\nvim ifcfg-ens33<br \/>\nAI\u5199\u4ee3\u7801<br \/>\n6.\u5c06BOOTPROTO\u6539\u4e3adhcp\uff0cONBOOT\u6539\u4e3ayes<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2205\" title=\"ceeff86cdf4a3699dbf0c0005c97d572\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/6284d2468fa3d3447743bcbd2bab0070.png\" alt=\"ceeff86cdf4a3699dbf0c0005c97d572\" width=\"544\" height=\"411\" \/><\/p>\n<p>BOOTPROTO\uff1a\u6307\u5b9a\u5f15\u5bfc\u534f\u8bae\u3002no\u8868\u793a\u4e0d\u4f7f\u7528\u5f15\u5bfc\u534f\u8bae\uff08\u5982DHCP\u6216BOOTP\uff09\u6765\u83b7\u53d6IP\u5730\u5740\u3002<\/p>\n<p>ONBOOT\uff1a\u6307\u5b9a\u662f\u5426\u5728\u7cfb\u7edf\u542f\u52a8\u65f6\u81ea\u52a8\u542f\u52a8\u7f51\u7edc\u63a5\u53e3\u3002no\u8868\u793a\u5728\u7cfb\u7edf\u542f\u52a8\u65f6\u4e0d\u4f1a\u81ea\u52a8\u542f\u52a8\u8fd9\u4e2a\u63a5\u53e3\u3002<\/p>\n<p>7.\u91cd\u542f\u865a\u62df\u7f51\u5361<br \/>\nsystemctl restart network.service<br \/>\nAI\u5199\u4ee3\u7801<br \/>\nbash<br \/>\n\uff085\uff09\u81ea\u52a8\u5206\u914dip\u5730\u5740<br \/>\n1.\u81ea\u52a8\u5206\u914dip\u5730\u5740<br \/>\nnmcli connection modify ens33 ipv4.method auto<br \/>\nAI\u5199\u4ee3\u7801<br \/>\nbash<br \/>\n2.\u6fc0\u6d3b\u7f51\u5361<br \/>\nnmcli connection up ens33<br \/>\nAI\u5199\u4ee3\u7801<br \/>\nbash<br \/>\n\u7ecf\u8fc7\u524d\u9762\u7684\u51e0\u4e2a\u6b65\u9aa4\u57fa\u672c\u4e0a\u865a\u62df\u673a\u5df2\u7ecf\u53ef\u4ee5\u4e0a\u7f51\u4e86\uff0c\u5982\u679c\u8fd8\u4e0d\u80fd\u5c31\u662f\u5176\u4ed6\u7684\u539f\u56e0\u3002<\/p>\n<p>\u68c0\u9a8c\uff1a\u865a\u62df\u673aping\u4e3b\u673a<br \/>\n1.\u67e5\u770b\u4e3b\u673a\u7684ip\u5730\u5740\uff0cwin+R\u6253\u5f00\u641c\u7d22\u6846\uff0c\u8f93\u5165cmd<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2206\" title=\"676f0b3d0aad2c122a9d96cdf714d6b5\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/efc446a29ecfa6dd8d050e01accf58a4.png\" alt=\"676f0b3d0aad2c122a9d96cdf714d6b5\" width=\"549\" height=\"280\" \/><br \/>\n2.\u8f93\u5165ipconfig\u67e5\u770b\u7f51\u7edc\u914d\u7f6e\u4fe1\u606f<br \/>\nipconfig<br \/>\nAI\u5199\u4ee3\u7801<br \/>\n3.\u627e\u5230 VMware Network Adapter VMnet8\uff1a IPv4 \u5730\u5740\u7684ip\u5730\u5740<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2207\" title=\"4a0507dabd9190d75a6121c40880c518\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/0842ab3dc656b94486bffcc94b1d697d.png\" alt=\"4a0507dabd9190d75a6121c40880c518\" width=\"639\" height=\"212\" \/><br \/>\n4.\u770b\u865a\u62df\u673a\u662f\u5426\u80fdping\u901a\u4e3b\u673a \uff08\u53d1\u73b0\u53ef\u4ee5ping\u901a\uff09<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2208\" title=\"12f3522742625c7d21003e4af97bb741\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/f97ee6dfa705dd96ac23f5a1171dcdf9.png\" alt=\"12f3522742625c7d21003e4af97bb741\" width=\"624\" height=\"374\" \/>\u5982\u679c\u865a\u62df\u673a\u4e0d\u80fdping\u901a\u4e3b\u673a\uff0c\u53ef\u4ee5\u8bd5\u8bd5\u5173\u95ed\u5bbf\u4e3b\u673a\u7684\u9632\u706b\u5899<br \/>\n1.\u641c\u7d22\u63a7\u5236\u9762\u677f\u5e76\u6253\u5f00<br \/>\n2.\u70b9\u51fb\u7cfb\u7edf\u548c\u5b89\u5168<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2215\" title=\"ee2625ac4ad9e2d7970e4d158c6b3c79\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/549d26ac480cba3c42da2d33b48f97a8.png\" alt=\"ee2625ac4ad9e2d7970e4d158c6b3c79\" width=\"692\" height=\"367\" \/><br \/>\n3.\u8fdb\u5165\u9632\u706b\u5899<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2216\" title=\"92d6019be5a60f679ab47b3e100b9f0d\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/c4a0bd3d9f13c5c6a98a4cef11c4c127.png\" alt=\"92d6019be5a60f679ab47b3e100b9f0d\" width=\"621\" height=\"307\" \/><br \/>\n4.\u70b9\u51fb\u542f\u7528\u6216\u5173\u95ed\u9009\u9879<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2217\" title=\"f112ed17212214936a1821361a395317\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/c2e77636708c42e031b2e2b797949383.png\" alt=\"f112ed17212214936a1821361a395317\" width=\"635\" height=\"328\" \/><br \/>\n5.\u70b9\u51fb\u5173\u95ed\u518d\u786e\u5b9a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2218\" title=\"d44e3bdc8b12f27184673055a5a4419a\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/90edcae48b2d36f24e6d756ec61a82d8.png\" alt=\"d44e3bdc8b12f27184673055a5a4419a\" width=\"626\" height=\"399\" \/><br \/>\n6.\u6700\u540e\u56de\u5230\u865a\u62df\u673a\u770b\u662f\u5426\u80fdping\u901a\u4e3b\u673a<br \/>\n\u68c0\u9a8c\uff1a\u5bbf\u4e3b\u673aping\u901a\u865a\u62df\u673a<br \/>\n\uff081\uff09\u6253\u5f00\u7ec8\u7aef\u8f93\u5165ifconfig\u547d\u4ee4\u67e5\u770b\u865a\u62df\u673a\u7684\u7f51\u7edc\u914d\u7f6e\u4fe1\u606f\uff08\u4e3b\u8981\u662f\u67e5\u770b\u865a\u62df\u673a\u7684ip\u5730\u5740\uff09<br \/>\nifconfig<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2219\" title=\"662acca0a397889e962ac535ceb0445d\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/3a40ea9d29805f4d9186fa604ed0872e.png\" alt=\"662acca0a397889e962ac535ceb0445d\" width=\"783\" height=\"407\" \/><br \/>\n\u5728\u5bbf\u4e3b\u673a\u7684\u7ec8\u7aef\u68c0\u9a8c \u7ed3\u679c\u5982\u4e0b\uff1a \uff08\u53d1\u73b0\u53ef\u4ee5ping\u901a\uff09<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2220\" title=\"8585b490e92765ec2640700bd748391d\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/8a2c807f19aae1813e634f23301acd99.png\" alt=\"8585b490e92765ec2640700bd748391d\" width=\"496\" height=\"268\" \/><br \/>\n\u5982\u679c\u5bbf\u4e3b\u673a\u4e0d\u80fdping\u901a\u865a\u62df\u673a\uff0c\u53ef\u4ee5\u8bd5\u8bd5\u5173\u95ed\u865a\u62df\u673a\u9632\u706b\u5899<br \/>\n1.\u6253\u5f00\u865a\u62df\u673a\u7ec8\u7aef\uff0c\u8f93\u5165systemctl stop firewalld.service \/\/\u505c\u6b62firewall<br \/>\nsystemctl stop firewalld.service<br \/>\nAI\u5199\u4ee3\u7801<br \/>\n2.\u8f93\u5165\uff1asystemctl disable firewalld.service \/\/\u7981\u6b62firewall\u5f00\u673a\u542f\u52a8<br \/>\nsystemctl disable firewalld.service<br \/>\nAI\u5199\u4ee3\u7801<br \/>\n3.\u5173\u95ed\u540e\u518d\u8bd5\u8bd5\u80fd\u4e0d\u80fdping\u901a<br \/>\n\u6ce8\u610f\u53ef\u80fd\u51fa\u73b0\u7684\u60c5\u51b5 \uff01\uff01\uff01<br \/>\n\u5f53\u4f60\u7684\u7535\u8111\u91cd\u542f\u540e\uff0c\u8fdb\u5165\u865a\u62df\u673a\u5982\u679c\u51fa\u73b0\u5982\u4e0b\u56fe\u7684\u60c5\u51b5\uff1a\u7f51\u7edc\u8fde\u63a5\u9009\u9879\u90fd\u6ca1\u6709\uff01\uff01\uff01\uff08\u5929\u584c\u4e86\uff09<\/p>\n<p>\u522b\u6025\uff01\uff01\uff01\u95ee\u9898\u5c31\u662f\u4e3b\u673a\u6ca1\u6709\u5f00\u542f VMware DHCP Service \u548c VMware NAT Service \u81ea\u542f\u52a8\uff01\uff01\uff01<\/p>\n<p>\uff081\uff09\u518d\u6b21\u8fdb\u5165\u670d\u52a1<\/p>\n<p>\uff082\uff09 \u627e\u5230 VMware DHCP Service \u548c VMware NAT Service \u5148\u8fdb\u884c\u542f\u52a8<\/p>\n<p>&nbsp;<\/p>\n<p>\uff083\uff09 \u5355\u673a\u9f20\u6807\u53f3\u952e\u9009\u62e9\u5c5e\u6027<\/p>\n<p>\uff084\uff09 \u5c06\u624b\u52a8\u542f\u52a8\u7c7b\u578b\u6539\u4e3a\u81ea\u52a8<\/p>\n<p>\uff085\uff09 \u9009\u62e9\u81ea\u52a8\u7c7b\u578b\u540e\u70b9\u51fb\u5e94\u7528\u518d\u786e\u5b9a\u5373\u53ef<\/p>\n<p>\uff086\uff09\u56de\u5230\u865a\u62df\u673a\uff0c\u53d1\u73b0\u7f51\u7edc\u8fde\u63a5\u9009\u9879\u51fa\u6765\u4e86<\/p>\n<p>\uff087\uff09\u70b9\u51fb\u8fde\u63a5\u5373\u53ef<\/p>\n<p>\u539f\u7406\u4ecb\u7ecd<br \/>\n\u5728NAT\uff08\u7f51\u7edc\u5730\u5740\u8f6c\u6362\uff09\u6a21\u5f0f\u4e0b\uff0c\u865a\u62df\u673a\u80fd\u591f\u8fde\u4e0a\u7f51\u7684\u539f\u7406\u6d89\u53ca\u4ee5\u4e0b\u51e0\u4e2a\u5173\u952e\u70b9\uff1a<\/p>\n<p>1. NAT\u7684\u5de5\u4f5c\u539f\u7406<br \/>\nNAT\u662f\u4e00\u79cd\u7f51\u7edc\u5730\u5740\u8f6c\u6362\u6280\u672f\uff0c\u5b83\u5141\u8bb8\u4e00\u4e2a\u7f51\u7edc\u4e2d\u7684\u591a\u4e2a\u8bbe\u5907\u5171\u4eab\u4e00\u4e2a\u516c\u5171IP\u5730\u5740\u8bbf\u95ee\u5916\u90e8\u7f51\u7edc\u3002\u5728NAT\u6a21\u5f0f\u4e0b\uff0c\u865a\u62df\u5316\u8f6f\u4ef6\u5728\u5bbf\u4e3b\u673a\u4e0a\u521b\u5efa\u4e86\u4e00\u4e2a\u865a\u62df\u7684NAT\u8def\u7531\u5668\uff0c\u7528\u4e8e\u5c06\u865a\u62df\u673a\u7684\u79c1\u6709IP\u5730\u5740\u8f6c\u6362\u4e3a\u5bbf\u4e3b\u673a\u7684\u516c\u5171IP\u5730\u5740\u3002<\/p>\n<p>2. \u865a\u62df\u7f51\u7edc\u9002\u914d\u5668<br \/>\n\u865a\u62df\u673a\u901a\u8fc7\u865a\u62df\u7f51\u7edc\u9002\u914d\u5668\uff08vNIC\uff09\u4e0e\u5bbf\u4e3b\u673a\u7684\u865a\u62df\u7f51\u7edc\u4ea4\u6362\u673a\uff08\u5982VMware\u7684VMnet8\uff09\u8fde\u63a5\u3002<\/p>\n<p>3. \u865a\u62dfNAT\u8bbe\u5907<br \/>\n\u5728NAT\u6a21\u5f0f\u4e0b\uff0c\u5bbf\u4e3b\u673a\u7684\u865a\u62df\u5316\u8f6f\u4ef6\u4f1a\u521b\u5efa\u4e00\u4e2a\u865a\u62dfNAT\u8bbe\u5907\uff0c\u8fd9\u4e2a\u8bbe\u5907\u8d1f\u8d23\u5c06\u865a\u62df\u673a\u7684\u79c1\u6709IP\u5730\u5740\u8f6c\u6362\u4e3a\u5bbf\u4e3b\u673a\u7684\u516c\u5171IP\u5730\u5740\uff0c\u5e76\u7ba1\u7406\u6570\u636e\u5305\u7684\u8f6c\u53d1\u3002<\/p>\n<p>\u4ee5\u4e0b\u662fNAT\u6a21\u5f0f\u4e0b\u865a\u62df\u673a\u8fde\u7f51\u7684\u8be6\u7ec6\u539f\u7406\uff1a<\/p>\n<p>3.1 \u79c1\u6709\u7f51\u7edc<br \/>\n\u865a\u62df\u673a\u88ab\u5206\u914d\u4e00\u4e2a\u79c1\u6709IP\u5730\u5740\uff0c\u8fd9\u4e2a\u5730\u5740\u901a\u5e38\u6765\u81ea\u4e00\u4e2a\u4e13\u95e8\u4e3a\u5185\u90e8\u7f51\u7edc\u4fdd\u7559\u7684IP\u5730\u5740\u8303\u56f4\uff0c\u5982RFC 1918\u5730\u5740\uff08\u4f8b\u5982192.168.x.x, 10.x.x.x, 172.16.x.x\u7b49\uff09\u3002<\/p>\n<p>3.2 \u865a\u62dfNAT\u8def\u7531\u5668<br \/>\n\u6e90\u5730\u5740\u8f6c\u6362\uff08SNAT\uff09\uff1a\u5f53\u865a\u62df\u673a\u53d1\u9001\u6570\u636e\u5305\u5230\u5916\u90e8\u7f51\u7edc\u65f6\uff0cNAT\u8def\u7531\u5668\u4f1a\u4fee\u6539\u6570\u636e\u5305\u7684\u6e90IP\u5730\u5740\uff0c\u5c06\u5176\u4ece\u865a\u62df\u673a\u7684\u79c1\u6709IP\u5730\u5740\u8f6c\u6362\u4e3a\u5bbf\u4e3b\u673a\u7684\u516c\u5171IP\u5730\u5740\u3002<br \/>\n\u7aef\u53e3\u6620\u5c04\uff1aNAT\u8def\u7531\u5668\u8fd8\u4f1a\u8ddf\u8e2a\u6bcf\u4e2a\u6570\u636e\u5305\u7684\u6e90\u7aef\u53e3\uff0c\u786e\u4fdd\u8fd4\u56de\u7684\u6570\u636e\u5305\u80fd\u591f\u6b63\u786e\u5730\u8f6c\u53d1\u56de\u76f8\u5e94\u7684\u865a\u62df\u673a\u3002<br \/>\n3.3 \u6570\u636e\u5305\u4f20\u8f93\u6d41\u7a0b<br \/>\n\u4ee5\u4e0b\u662f\u865a\u62df\u673a\u901a\u8fc7NAT\u6a21\u5f0f\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u5305\u7684\u6d41\u7a0b\uff1a<\/p>\n<p>\u53d1\u9001\u6570\u636e\u5305\uff1a<\/p>\n<p>\u865a\u62df\u673a\u4ea7\u751f\u4e00\u4e2a\u6570\u636e\u5305\uff0c\u6570\u636e\u5305\u7684\u6e90IP\u5730\u5740\u662f\u865a\u62df\u673a\u7684\u79c1\u6709IP\u5730\u5740\uff0c\u76ee\u6807IP\u5730\u5740\u662f\u5916\u90e8\u7f51\u7edc\u7684\u4e00\u4e2a\u5730\u5740\u3002<br \/>\n\u6570\u636e\u5305\u9996\u5148\u88ab\u53d1\u9001\u5230\u865a\u62df\u7f51\u7edc\u9002\u914d\u5668\uff0c\u7136\u540e\u5230\u8fbe\u5bbf\u4e3b\u673a\u7684\u865a\u62df\u7f51\u7edc\u4ea4\u6362\u673a\u3002<br \/>\nNAT\u8def\u7531\u5668\u63a5\u6536\u5230\u6570\u636e\u5305\u540e\uff0c\u4fee\u6539\u6570\u636e\u5305\u7684\u6e90IP\u5730\u5740\u4e3a\u5bbf\u4e3b\u673a\u7684\u516c\u5171IP\u5730\u5740\uff0c\u5e76\u8bb0\u5f55\u6e90\u7aef\u53e3\u548c\u865a\u62df\u673a\u7684\u79c1\u6709IP\u5730\u5740\u53ca\u7aef\u53e3\u7684\u6620\u5c04\u5173\u7cfb\u3002<br \/>\n\u4fee\u6539\u540e\u7684\u6570\u636e\u5305\u88ab\u53d1\u9001\u5230\u5bbf\u4e3b\u673a\u7684\u7269\u7406\u7f51\u7edc\u9002\u914d\u5668\uff0c\u5e76\u6700\u7ec8\u5230\u8fbe\u5916\u90e8\u7f51\u7edc\u3002<br \/>\n\u63a5\u6536\u6570\u636e\u5305\uff1a<\/p>\n<p>\u5916\u90e8\u7f51\u7edc\u8fd4\u56de\u7684\u6570\u636e\u5305\u7684\u76ee\u6807IP\u5730\u5740\u662f\u5bbf\u4e3b\u673a\u7684\u516c\u5171IP\u5730\u5740\u3002<br \/>\n\u5bbf\u4e3b\u673a\u7684\u7269\u7406\u7f51\u7edc\u9002\u914d\u5668\u63a5\u6536\u5230\u6570\u636e\u5305\u540e\uff0c\u6839\u636e\u76ee\u6807\u7aef\u53e3\u67e5\u627e\u4e4b\u524d\u5efa\u7acb\u7684\u6620\u5c04\u5173\u7cfb\u3002<br \/>\nNAT\u8def\u7531\u5668\u6839\u636e\u6620\u5c04\u5173\u7cfb\u5c06\u6570\u636e\u5305\u7684\u76ee\u6807IP\u5730\u5740\u548c\u7aef\u53e3\u8f6c\u6362\u56de\u865a\u62df\u673a\u7684\u79c1\u6709IP\u5730\u5740\u548c\u7aef\u53e3\u3002<br \/>\n\u6570\u636e\u5305\u88ab\u8f6c\u53d1\u5230\u865a\u62df\u673a\u7684\u865a\u62df\u7f51\u7edc\u9002\u914d\u5668\uff0c\u6700\u7ec8\u5230\u8fbe\u865a\u62df\u673a\u3002<br \/>\n4. DHCP\u670d\u52a1<br \/>\n\u5728NAT\u6a21\u5f0f\u4e0b\uff0c\u901a\u5e38\u8fd8\u4f1a\u6709\u4e00\u4e2aDHCP\u670d\u52a1\u5668\u4e3a\u865a\u62df\u673a\u81ea\u52a8\u5206\u914dIP\u5730\u5740\u3001\u5b50\u7f51\u63a9\u7801\u3001\u9ed8\u8ba4\u7f51\u5173\u548cDNS\u670d\u52a1\u5668\u5730\u5740\u3002<\/p>\n<p>5. \u7aef\u53e3\u8f6c\u53d1<br \/>\n\u5982\u679c\u865a\u62df\u673a\u9700\u8981\u63d0\u4f9b\u7f51\u7edc\u670d\u52a1\uff0c\u53ef\u4ee5\u901a\u8fc7\u7aef\u53e3\u8f6c\u53d1\u5c06\u5bbf\u4e3b\u673a\u7684\u67d0\u4e2a\u7aef\u53e3\u6620\u5c04\u5230\u865a\u62df\u673a\u7684\u7279\u5b9a\u7aef\u53e3\uff0c\u4ece\u800c\u5141\u8bb8\u5916\u90e8\u7f51\u7edc\u8bbf\u95ee\u865a\u62df\u673a\u4e0a\u7684\u670d\u52a1\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2227\" title=\"3f85fd4b7c547520d07ffd42bb1e4924\" src=\"https:\/\/blog.nonot.cn\/wp-content\/uploads\/replace\/f170c8231a08cff12174489f65c43f51.png\" alt=\"3f85fd4b7c547520d07ffd42bb1e4924\" width=\"791\" height=\"384\" \/><\/p>\n<p>\u865a\u62df\u673a\u8054\u7f51\u7684\u8be6\u7ec6\u8fc7\u7a0b\uff1a<br \/>\n\u865a\u62df\u7f51\u7edc\u63a5\u53e3\uff1a<\/p>\n<p>\u5047\u8bbe\u6211\u4eec\u5728\u5bbf\u4e3b\u673a\u4e0a\u4f7f\u7528VirtualBox\u6216VMware\u7b49\u865a\u62df\u5316\u8f6f\u4ef6\u521b\u5efa\u4e86\u4e00\u4e2a\u865a\u62df\u673a\uff0c\u5e76\u4e3a\u8be5\u865a\u62df\u673a\u5206\u914d\u4e86\u4e00\u4e2a\u865a\u62df\u7f51\u7edc\u63a5\u53e3\uff08\u901a\u5e38\u662f\u865a\u62df\u7f51\u5361\uff09\u3002<br \/>\nNAT\u8f6c\u6362\u5668\uff1a<\/p>\n<p>\u5bbf\u4e3b\u673a\u4e0a\u4f1a\u8fd0\u884c\u4e00\u4e2aNAT\u8f6c\u6362\u5668\uff0c\u5b83\u8d1f\u8d23\u5c06\u865a\u62df\u673a\u7684\u5185\u90e8IP\u5730\u5740\u8f6c\u6362\u4e3a\u4e3b\u673a\u7684\u5916\u90e8IP\u5730\u5740\u3002<br \/>\n\u4ee5\u4e0b\u662f\u5177\u4f53\u7684\u8054\u7f51\u8fc7\u7a0b\uff1a<\/p>\n<p>\u6b65\u9aa41\uff1a\u865a\u62df\u673a\u53d1\u8d77\u7f51\u7edc\u8bf7\u6c42<\/p>\n<p>\u865a\u62df\u673a\u5185\u90e8\u7684\u5e94\u7528\u7a0b\u5e8f\u53d1\u8d77\u4e00\u4e2a\u7f51\u7edc\u8bf7\u6c42\uff0c\u6bd4\u5982\u5c1d\u8bd5\u8bbf\u95ee\u4e00\u4e2a\u7f51\u7ad9<br \/>\n\u6b65\u9aa42\uff1a\u865a\u62df\u673a\u5185\u90e8\u7f51\u7edc\u6808\u5904\u7406<\/p>\n<p>\u865a\u62df\u673a\u7684\u64cd\u4f5c\u7cfb\u7edf\u5c06\u8bf7\u6c42\u53d1\u9001\u5230\u5176\u7f51\u7edc\u6808\uff0c\u7136\u540e\u901a\u8fc7\u865a\u62df\u7f51\u7edc\u63a5\u53e3\u53d1\u51fa\u3002<br \/>\n\u6b65\u9aa43\uff1aNAT\u8f6c\u6362<\/p>\n<p>NAT\u8f6c\u6362\u5668\u63a5\u6536\u5230\u865a\u62df\u673a\u7684\u7f51\u7edc\u8bf7\u6c42\uff0c\u5b83\u5c06\u865a\u62df\u673a\u7684\u5185\u90e8IP\u5730\u5740\uff08\u4f8b\u5982 192.168.56.101\uff09\u548c\u7aef\u53e3\uff08\u4f8b\u5982 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