{"id":46416,"date":"2025-07-30T03:07:40","date_gmt":"2025-07-29T19:07:40","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/46416.html"},"modified":"2025-07-30T03:07:40","modified_gmt":"2025-07-29T19:07:40","slug":"%e9%ba%92%e9%ba%9f%e7%b3%bb%e7%bb%9f%e6%9c%8d%e5%8a%a1%e5%99%a8openssh","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/46416.html","title":{"rendered":"\u9e92\u9e9f\u7cfb\u7edf\u670d\u52a1\u5668OpenSSH"},"content":{"rendered":"<p>\u94f6\u6cb3\u9e92\u9e9f\u9ad8\u7ea7\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edfV10 \u7cfb\u7edf\u7ba1\u7406\u5458\u624b\u518c<\/p>\n<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>\n<ul>\n<li>SSH \u534f\u8bae<\/li>\n<li>\u914d\u7f6e OpenSSH<\/li>\n<li>\u4e0d\u53ea\u662f\u4e00\u4e2a\u5b89\u5168\u7684 Shell<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/07\/20250729190739-68891bfb41a28.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/07\/20250729190739-68891bfb608cc.gif\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<hr \/>\n<p>SSH&#xff08;Secure Shell&#xff09;\u662f\u4e00\u4e2a\u4f7f\u7528\u5ba2\u6237\u7aef-\u670d\u52a1\u7aef\u67b6\u6784&#xff0c;\u4f7f\u5f97\u4e24\u4e2a\u7cfb\u7edf\u4e4b\u95f4\u7684\u5b89\u5168\u901a\u4fe1\u53d8\u5f97\u5bb9\u6613\u7684\u534f\u8bae&#xff0c;\u5b83\u80fd\u591f\u8ba9\u7528\u6237\u8fdc\u7a0b\u767b\u5f55\u5230\u670d\u52a1\u7aef\u4e3b\u673a\u7cfb\u7edf\u4e2d\u3002\u548c\u5176\u5b83\u8bf8\u5982 FTP \u6216\u8005 Telnet \u7684\u8fdc\u7a0b\u901a\u4fe1\u534f\u8bae\u4e0d\u540c&#xff0c;SSH \u52a0\u5bc6\u4e86\u767b\u5f55\u4f1a\u8bdd&#xff0c;\u81f4\u4f7f\u5165\u4fb5\u8005\u96be\u4ee5\u901a\u8fc7\u8fde\u63a5\u83b7\u53d6\u672a\u52a0\u5bc6\u7684\u5bc6\u7801\u3002<\/p>\n<p>ssh 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\u653b\u51fb\u8005\u7684\u7cfb\u7edf\u88ab\u914d\u7f6e\u6765\u5192\u5145\u4f20\u9001\u7684\u9884\u671f\u63a5\u6536\u8005\u3002\u5982\u679c\u653b\u51fb\u8005\u7684\u7b56\u7565\u6210\u529f\u4e86&#xff0c;\u7528\u6237\u7cfb\u7edf\u5c06\u4e0d\u4f1a\u53d1\u73b0\u5b83\u5176\u5b9e\u662f\u5728\u8ddf\u4e00\u4e2a\u9519\u8bef\u7684\u4e3b\u673a\u8fdb\u884c\u901a\u4fe1\u3002 \u8fd9\u79cd\u653b\u51fb\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u4e00\u79cd\u540d\u4e3a\u201cDNS \u7f13\u5b58\u6295\u6bd2\u201d\u7684\u6280\u672f&#xff0c;\u6216\u8005\u901a\u8fc7\u6240\u8c13\u7684\u201cIP \u6b3a\u9a97\u201d\u6765\u5b9e\u73b0\u3002\u5728\u7b2c\u4e00\u79cd\u793a\u4f8b\u4e2d&#xff0c;\u5165\u4fb5\u8005\u4f7f\u7528\u4e00\u53f0\u88ab\u653b\u7834\u7684DNS \u670d\u52a1\u5668\u6765\u5c06\u5ba2\u6237\u7cfb\u7edf\u6307\u5411\u4e00\u53f0\u6076\u610f\u590d\u5236\u4e3b\u673a\u3002\u5728\u7b2c\u4e8c\u79cd\u793a\u4f8b\u4e2d&#xff0c;\u5165\u4fb5\u8005\u53d1\u9001\u4f2a\u9020\u7684\u7f51\u7edc\u6570\u636e\u5305&#xff0c;\u8ba9\u8fd9\u4e2a\u6570\u636e\u5305\u770b\u8d77\u6765\u597d\u50cf\u662f\u4ece\u4e00\u53f0\u53ef\u4fe1\u4efb\u7684\u4e3b\u673a\u53d1\u51fa\u7684\u3002 \u8fd9\u4e9b\u6280\u672f\u90fd\u80fd\u591f\u62e6\u622a\u53ef\u80fd\u5b58\u5728\u7684\u654f\u611f\u4fe1\u606f&#xff0c;\u800c\u4e14\u5982\u679c\u8fd9\u4e9b\u62e6\u622a\u662f\u51fa\u4e8e\u6000\u6709\u654c\u610f\u7684\u539f\u56e0&#xff0c;\u90a3\u4e48\u7ed3\u679c\u5c06\u662f\u707e\u96be\u6027\u7684\u3002\u5982\u679c\u4f7f\u7528 SSH \u6765\u8fdb\u884c\u8fdc\u7a0b\u767b\u5f55\u548c\u6587\u4ef6\u590d\u5236&#xff0c;\u90a3\u4e48\u5c31\u80fd\u591f\u6781\u5927\u5730\u51cf\u5c11\u8fd9\u4e9b\u5b89\u5168\u5a01\u80c1\u3002\u8fd9\u662f\u56e0\u4e3a SSH \u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u4f7f\u7528\u6570\u5b57\u7b7e\u540d\u6765\u9a8c\u8bc1\u8eab\u4efd\u3002\u6b64\u5916&#xff0c;\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u7cfb\u7edf\u4e4b\u95f4\u7684\u6240\u6709\u901a\u4fe1\u90fd\u662f\u52a0\u5bc6\u7684\u3002\u4e0d\u7ba1\u5c1d\u8bd5\u5728\u901a\u4fe1\u7684\u54ea\u4e00\u65b9\u8fdb\u884c\u8eab\u4efd\u6b3a\u9a97\u90fd\u662f\u884c\u4e0d\u901a\u7684&#xff0c;\u56e0\u4e3a\u6bcf\u4e00\u4e2a\u6570\u636e\u5305\u90fd\u662f\u4f7f\u7528\u4e00\u4e2a\u53ea\u6709\u672c\u5730\u7cfb\u7edf\u548c\u8fdc\u7a0b\u7cfb\u7edf\u624d\u77e5\u9053\u7684\u5bc6\u94a5\u6765\u52a0\u5bc6\u7684\u3002<\/li>\n<p><b>\u4e3b\u8981\u7279\u6027<\/b><\/p>\n<p>SSH \u534f\u8bae\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u4fdd\u62a4\u63aa\u65bd&#xff1a;<\/p>\n<li>\u65e0\u6cd5\u4f2a\u88c5\u9884\u671f\u7684\u670d\u52a1\u7aef \u5728\u521d\u59cb\u8fde\u63a5\u4e4b\u540e&#xff0c;\u5ba2\u6237\u7aef\u80fd\u591f\u9a8c\u8bc1\u5b83\u5f53\u524d\u6240\u8fde\u63a5\u7684\u670d\u52a1\u7aef\u7684\u786e\u662f\u5b83\u4e4b\u524d\u6240\u8fde\u63a5\u8fc7\u7684\u540c\u4e00\u4e2a\u670d\u52a1\u7aef\u3002<\/li>\n<li>\u65e0\u6cd5\u6355\u83b7\u8ba4\u8bc1\u4fe1\u606f \u5ba2\u6237\u7aef\u4f7f\u7528\u5f3a 128 \u4f4d\u52a0\u5bc6\u7b97\u6cd5\u6765\u5c06\u5b83\u7684\u8ba4\u8bc1\u4fe1\u606f\u4f20\u9012\u7ed9\u670d\u52a1\u7aef\u30023) \u65e0\u6cd5\u62e6\u622a\u901a\u4fe1 \u5728\u4e00\u4e2a\u4f1a\u8bdd\u4e2d\u6240\u6709\u53d1\u9001\u548c\u63a5\u6536\u7684\u6570\u636e\u90fd\u662f\u4f7f\u7528 128 \u4f4d\u52a0\u5bc6\u7b97\u6cd5\u52a0\u5bc6\u7684&#xff0c;\u4f7f\u5f97\u62e6\u622a\u5230\u7684\u4f20\u8f93\u5185\u5bb9\u8981\u89e3\u5bc6\u9605\u8bfb\u662f\u6781\u5ea6\u56f0\u96be\u7684\u3002<\/li>\n<p>\u6b64\u5916&#xff0c;SSH \u534f\u8bae\u8fd8\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u9009\u9879&#xff1a;<\/p>\n<li>\u63d0\u4f9b\u4e86\u5728\u7f51\u7edc\u4e0a\u4f7f\u7528\u56fe\u5f62\u5316\u5e94\u7528\u7a0b\u5e8f\u7684\u5b89\u5168\u624b\u6bb5\u901a\u8fc7\u4f7f\u7528\u540d\u4e3a\u201cX11 \u8f6c\u53d1\u201d\u7684\u6280\u672f&#xff0c;\u5ba2\u6237\u7aef\u80fd\u591f\u4ece\u670d\u52a1\u7aef\u8f6c\u53d1X11&#xff08;X\u7a97\u53e3\u7cfb\u7edf&#xff09;\u5e94\u7528\u7a0b\u5e8f\u3002<\/li>\n<li>\u63d0\u4f9b\u4e86\u4e00\u79cd\u4fdd\u62a4\u5176\u5b83\u4e0d\u5b89\u5168\u534f\u8bae\u7684\u65b9\u5f0f SSH \u534f\u8bae\u5bf9\u5b83\u53d1\u9001\u548c\u63a5\u6536\u7684\u4e00\u5207\u8fdb\u884c\u52a0\u5bc6\u3002\u901a\u8fc7\u4f7f\u7528\u540d\u4e3a\u201c\u7aef\u53e3\u8f6c\u53d1\u201d\u7684\u6280\u672f&#xff0c;SSH \u670d\u52a1\u7aef\u53ef\u4ee5\u6210\u4e3a\u4e00\u4e2a\u4fdd\u62a4\u5176\u5b83\u4e0d\u5b89\u5168\u534f\u8bae&#xff08;\u4f8b\u5982POP&#xff09;\u7684\u5bfc\u7ba1&#xff0c;\u4ece\u800c\u589e\u52a0\u6574\u4f53\u7cfb\u7edf\u548c\u6570\u636e\u7684\u5b89\u5168\u6027\u3002<\/li>\n<li>\u53ef\u4ee5\u7528\u6765\u521b\u5efa\u5b89\u5168\u901a\u9053 OpenSSH \u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\u53ef\u4ee5\u88ab\u914d\u7f6e\u6765\u4e3a\u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\u673a\u5668\u4e4b\u95f4\u7684\u7f51\u7edc\u6d41&#xff0c;\u521b\u5efa\u4e00\u4e2a\u7c7b\u4f3c\u4e8e\u865a\u62df\u4e13\u7528\u7f51\u7edc\u7684\u96a7\u9053\u3002<\/li>\n<li>\u652f\u6301 Kerberos \u8ba4\u8bc1 OpenSSH \u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\u53ef\u4ee5\u88ab\u914d\u7f6e\u4e3a\u4f7f\u7528 Kerberos \u7f51\u7edc\u8ba4\u8bc1\u534f\u8bae\u7684GSSAPI&#xff08;\u901a\u7528\u5b89\u5168\u670d\u52a1\u5e94\u7528\u7a0b\u5e8f\u7f16\u7a0b\u63a5\u53e3&#xff09;\u5b9e\u73b0\u6765\u8fdb\u884c\u8ba4\u8bc1\u3002<\/li>\n<p><b>\u534f\u8bae\u7248\u672c<\/b><\/p>\n<p>SSH \u76ee\u524d\u5b58\u5728\u4e24\u4e2a\u7248\u672c&#xff1a;\u7248\u672c 1 \u548c\u8f83\u65b0\u7684\u7248\u672c 2\u3002\u94f6\u6cb3\u9e92\u9e9f\u9ad8\u7ea7\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684 OpenSSH \u5957\u4ef6\u4f7f\u7528 SSH \u7248\u672c 2&#xff0c;\u8be5\u7248\u672c\u5177\u6709\u589e\u5f3a\u7684\u5bc6\u94a5\u4ea4\u6362\u7b97\u6cd5&#xff0c;\u4e0d\u6613\u53d7\u5230\u7248\u672c 1 \u4e2d\u5df2\u77e5\u6f0f\u6d1e\u7684\u653b\u51fb\u3002\u7136\u800c&#xff0c;\u4e3a\u4e86\u517c\u5bb9\u6027\u7684\u539f\u56e0&#xff0c;OpenSSH\u5957\u4ef6\u540c\u6837\u4e5f\u652f\u6301\u7248\u672c 1 \u7684\u8fde\u63a5\u3002 \u91cd\u8981\u8bf4\u660e&#xff1a; \u4e3a\u4e86\u786e\u4fdd\u60a8\u7684\u8fde\u63a5\u7684\u6700\u4f73\u5b89\u5168\u6027&#xff0c;\u5efa\u8bae\u60a8\u53ea\u8981\u53ef\u80fd\u5c31\u4f7f\u7528\u53ea\u517c\u5bb9SSH\u7248\u672c2\u7684\u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\u3002<\/p>\n<p>SSH \u8fde\u63a5\u7684\u4e8b\u4ef6\u5e8f\u5217<\/p>\n<p>\u4ee5\u4e0b\u4e00\u7cfb\u5217\u4e8b\u4ef6\u53ef\u4ee5\u4fdd\u62a4\u4e24\u4e2a\u4e3b\u673a\u4e4b\u95f4\u7684 SSH 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SSH 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\u4f1a\u8bdd\u3002<\/p>\n<p>\u4e0d\u8bba\u662f\u5ba2\u6237\u7aef\u8fd8\u662f\u670d\u52a1\u7aef\u90fd\u53ef\u4ee5\u521b\u5efa\u65b0\u7684\u901a\u9053\u3002\u6bcf\u4e00\u4e2a\u901a\u9053\u5c06\u5728\u8fde\u63a5\u7684\u4e24\u7aef\u88ab\u8d4b\u4e88\u4e00\u4e2a\u7f16\u53f7\u3002\u5f53\u5ba2\u6237\u7aef\u5c1d\u8bd5\u6253\u5f00\u4e00\u4e2a\u65b0\u7684\u901a\u9053\u65f6&#xff0c;\u5ba2\u6237\u7aef\u628a\u8bf7\u6c42\u548c\u901a\u9053\u7f16\u53f7\u4e00\u8d77\u53d1\u9001\u51fa\u53bb\u3002\u8fd9\u4e9b\u4fe1\u606f\u88ab\u670d\u52a1\u7aef\u4fdd\u5b58\u8d77\u6765&#xff0c;\u7528\u4e8e\u5c06\u901a\u4fe1\u5bfc\u5411\u5bf9\u5e94\u7684\u901a\u9053\u3002\u5982\u6b64\u4e00\u6765&#xff0c;\u4e0d\u540c\u7c7b\u578b\u7684\u4f1a\u8bdd\u4e0d\u4f1a\u76f8\u4e92\u5f71\u54cd&#xff0c;\u5e76\u4e14\u5f53\u4e00\u4e2a\u6307\u5b9a\u7684\u4f1a\u8bdd\u7ed3\u675f\u4e4b\u540e&#xff0c;\u5173\u95ed\u5b83\u7684\u901a\u9053\u4e0d\u4f1a\u4e2d\u65ad\u4e3b\u8981\u7684 SSH \u8fde\u63a5\u3002<\/p>\n<p>\u901a\u9053\u4e5f\u53ef\u4ee5\u652f\u6301\u6d41\u63a7\u5236&#xff0c;\u53ef\u4ee5\u8ba9\u901a\u9053\u4ee5\u4e00\u79cd\u6709\u79e9\u5e8f\u7684\u65b9\u5f0f\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002\u4ee5\u8fd9\u79cd\u65b9\u5f0f&#xff0c;\u53ea\u6709\u5f53\u5ba2\u6237\u7aef\u63a5\u6536\u5230\u901a\u9053\u5df2\u7ecf\u6253\u5f00\u7684\u6d88\u606f&#xff0c;\u6570\u636e\u624d\u4f1a\u901a\u8fc7\u901a\u9053\u53d1\u9001\u3002<\/p>\n<p>\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u81ea\u52a8\u534f\u5546\u6bcf\u6761\u901a\u9053\u7684\u7279\u5f81&#xff0c;\u53d6\u51b3\u4e8e\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u670d\u52a1\u7c7b\u578b\u4ee5\u53ca\u7528\u6237\u8fde\u63a5\u5230\u7f51\u7edc\u7684\u65b9\u5f0f\u3002\u8fd9\u6837\u53ef\u4ee5\u5728\u4e0d\u5fc5\u6539\u53d8\u534f\u8bae\u7684\u57fa\u7840\u8bbe\u65bd\u7684\u60c5\u51b5\u4e0b&#xff0c;\u4e3a\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u8fdc\u7a0b\u8fde\u63a5\u5e26\u6765\u5f88\u5927\u7684\u7075\u6d3b\u6027\u3002<\/p>\n<h3>\u914d\u7f6e OpenSSH<\/h3>\n<p><b> \u914d\u7f6e\u6587\u4ef6<\/b><\/p>\n<p>\u914d\u7f6e\u6587\u4ef6\u6709\u4e24\u4e2a\u4e0d\u540c\u7684\u7cfb\u5217&#xff0c;\u4e00\u7cfb\u5217\u7528\u4e8e\u5ba2\u6237\u7aef\u7a0b\u5e8f&#xff08;\u4f8b\u5982ssh\u3001scp \u548csftp&#xff09;&#xff0c;\u53e6\u5916\u4e00\u7cfb\u5217\u7528\u4e8e\u670d\u52a1\u7aef&#xff08;sshd \u5b88\u62a4\u8fdb\u7a0b&#xff09;\u3002<\/p>\n<p>\u7cfb\u7edf\u8303\u56f4\u7684 SSH \u914d\u7f6e\u4fe1\u606f\u4fdd\u5b58\u5728\/etc\/ssh\/\u76ee\u5f55\u4e0b&#xff0c;\u8be6\u89c1\u88685-11 \u7cfb\u7edf\u8303\u56f4\u7684\u914d\u7f6e\u6587\u4ef6\u3002\u7279\u5b9a\u7528\u6237\u7684 SSH \u914d\u7f6e\u4fe1\u606f\u4fdd\u5b58\u5728~\/.ssh\/\u76ee\u5f55\u4e0b&#xff08;\u8be5\u76ee\u5f55\u5728\u7279\u5b9a\u7528\u6237\u7684\u5bb6\u76ee\u5f55\u91cc&#xff09;&#xff0c;\u8be6\u89c1\u8868 5-12 \u7279\u5b9a\u7528\u6237\u7684\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n<p><font size=\"1\">\u8868 5-11 \u7cfb\u7edf\u8303\u56f4\u7684\u914d\u7f6e\u6587\u4ef6<\/font><\/p>\n<table>\n<tr>\u6587\u4ef6\u63cf\u8ff0<\/tr>\n<tbody>\n<tr>\n<td>\/etc\/ssh\/moduli<\/td>\n<td>\u5305\u542b\u4e86 Diffie-Hellman \u5bc6\u94a5\u4ea4\u6362\u9700\u8981\u4f7f\u7528\u7684 Diffie-Hellman \u7ec4&#xff0c;Diffie-Hellman\u5bc6\u94a5\u4ea4\u6362\u5bf9\u4e8e\u6784\u5efa\u5b89\u5168\u7684\u4f20\u8f93\u5c42\u662f\u5173\u952e\u7684\u3002\u5f53\u5bc6\u94a5\u5728\u4e00\u4e2aSSH \u4f1a\u8bdd\u7684\u6700\u521d\u9636\u6bb5\u88ab\u4ea4\u6362\u7684\u65f6\u5019&#xff0c;\u4e00\u4e2a\u5171\u4eab\u7684\u5bc6\u503c\u88ab\u521b\u5efa&#xff0c;\u8be5\u5bc6\u503c\u65e0\u6cd5\u7531\u4efb\u4f55\u5355\u72ec\u7684\u4e00\u65b9\u6240\u786e\u5b9a\u3002\u8fd9\u4e2a\u5bc6\u503c\u968f\u540e\u88ab\u7528\u6765\u63d0\u4f9b\u4e3b\u673a\u8ba4\u8bc1\u3002<\/td>\n<\/tr>\n<tr>\n<td>\/etc\/ssh\/ssh_config<\/td>\n<td>\u9ed8\u8ba4\u7684 SSH \u5ba2\u6237\u7aef\u914d\u7f6e\u6587\u4ef6\u3002\u6ce8\u610f&#xff0c;\u5982\u679c~\/.ssh\/config \u5b58\u5728\u7684\u8bdd&#xff0c;\u8be5\u6587\u4ef6\u7684\u914d\u7f6e\u5c06\u88ab~\/.ssh\/config \u8986\u76d6\u3002<\/td>\n<\/tr>\n<tr>\n<td>\/etc\/ssh\/sshd_config sshd<\/td>\n<td>\u5b88\u62a4\u8fdb\u7a0b\u7684\u914d\u7f6e\u6587\u4ef6\u3002<\/td>\n<\/tr>\n<tr>\n<td>\/etc\/ssh\/ssh_host_ecdsa_key sshd<\/td>\n<td>\u5b88\u62a4\u8fdb\u7a0b\u6240\u4f7f\u7528\u7684ECDSA\u79c1\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>\/etc\/ssh\/ssh_host_ecdsa_key.pub sshd<\/td>\n<td>\u5b88\u62a4\u8fdb\u7a0b\u6240\u4f7f\u7528\u7684ECDSA\u516c\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>\/etc\/ssh\/ssh_host_ed25518_key<\/td>\n<td>SSH \u534f\u8bae\u7248\u672c1 \u7684sshd \u5b88\u62a4\u8fdb\u7a0b\u6240\u4f7f\u7528\u7684 RSA \u79c1\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>\/etc\/ssh\/ssh_host_ed25518_key.pub<\/td>\n<td>SSH \u534f\u8bae\u7248\u672c1 \u7684sshd \u5b88\u62a4\u8fdb\u7a0b\u6240\u4f7f\u7528\u7684 RSA \u516c\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>\/etc\/ssh\/ssh_host_rsa_key<\/td>\n<td>SSH \u534f\u8bae\u7248\u672c2 \u7684sshd \u5b88\u62a4\u8fdb\u7a0b\u6240\u4f7f\u7528\u7684 RSA \u79c1\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>\/etc\/ssh\/ssh_host_rsa_key.pub<\/td>\n<td>SSH \u534f\u8bae\u7248\u672c2 \u7684sshd \u5b88\u62a4\u8fdb\u7a0b\u6240\u4f7f\u7528\u7684 RSA \u516c\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>\/etc\/pam.d\/sshd sshd<\/td>\n<td>\u5b88\u62a4\u8fdb\u7a0b\u7684PAM\u914d\u7f6e\u6587\u4ef6\u3002<\/td>\n<\/tr>\n<tr>\n<td>\/etc\/sysconfig\/sshd sshd<\/td>\n<td>\u670d\u52a1\u7684\u914d\u7f6e\u6587\u4ef6\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><font size=\"1\">\u8868 5-12 \u7279\u5b9a\u7528\u6237\u7684\u914d\u7f6e\u6587\u4ef6<\/font><\/p>\n<table>\n<tr>\u6587\u4ef6\u63cf\u8ff0<\/tr>\n<tbody>\n<tr>\n<td>~\/.ssh\/authorized_keys<\/td>\n<td>\u4e3a\u670d\u52a1\u7aef\u4fdd\u7559\u4e00\u4e2a\u6388\u6743\u7684\u516c\u94a5\u5217\u8868\u3002\u5f53\u5ba2\u6237\u7aef\u8fde\u63a5\u5230\u670d\u52a1\u7aef\u65f6&#xff0c;\u670d\u52a1\u7aef\u901a\u8fc7\u68c0\u67e5\u4fdd\u5b58\u5728\u8be5\u6587\u4ef6\u4e2d\u7684\u5b83\u7684\u7b7e\u540d\u516c\u94a5\u6765\u8ba4\u8bc1\u5ba2\u6237\u7aef\u3002<\/td>\n<\/tr>\n<tr>\n<td>~\/.ssh\/id_ecdsa<\/td>\n<td>\u5305\u542b\u7528\u6237\u7684 ECDSA \u79c1\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>~\/.ssh\/id_ecdsa.pub<\/td>\n<td>\u7528\u6237\u7684 ECDSA \u516c\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>~\/.ssh\/id_rsa SSH<\/td>\n<td>\u534f\u8bae\u7248\u672c 2 \u7684 ssh \u6240\u4f7f\u7528\u7684RSA \u79c1\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>~\/.ssh\/id_rsa.pub SSH<\/td>\n<td>\u534f\u8bae\u7248\u672c 2 \u7684 ssh \u6240\u4f7f\u7528\u7684RSA \u516c\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>~\/.ssh\/identity SSH<\/td>\n<td>\u534f\u8bae\u7248\u672c 1 \u7684 ssh \u6240\u4f7f\u7528\u7684RSA \u79c1\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>~\/.ssh\/identity.pub SSH<\/td>\n<td>\u534f\u8bae\u7248\u672c 1 \u7684 ssh \u6240\u4f7f\u7528\u7684RSA \u516c\u94a5\u3002<\/td>\n<\/tr>\n<tr>\n<td>~\/.ssh\/known_hosts<\/td>\n<td>\u5305\u542b\u7528\u6237\u8bbf\u95ee\u7684 SSH \u670d\u52a1\u7aef\u7684\u4e3b\u673a\u5bc6\u94a5\u3002\u8be5\u6587\u4ef6\u5bf9\u4e8e\u786e\u4fdd SSH \u5ba2\u6237\u7aef\u6b63\u5728\u8fde\u63a5\u6b63\u786e\u7684SSH\u670d\u52a1\u7aef\u662f\u5f88\u91cd\u8981\u7684\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u83b7\u53d6\u6709\u5173 SSH \u914d\u7f6e\u6587\u4ef6\u4e2d\u6240\u4f7f\u7528\u7684\u5404\u79cd\u6307\u4ee4\u7684\u4fe1\u606f&#xff0c;\u8bf7\u53c2\u8003ssh_config(5) \u548c sshd_config(5)\u624b\u518c\u9875\u9762\u3002 <b> \u542f\u52a8 OpenSSH \u670d\u52a1\u7aef<\/b><\/p>\n<p>\u60a8\u5fc5\u987b\u5b89\u88c5 openssh-server \u5305\u4e4b\u540e\u624d\u80fd\u8fd0\u884c OpenSSH \u670d\u52a1\u7aef\u3002<\/p>\n<p>\u8981\u5728\u5f53\u524d\u4f1a\u8bdd\u4e2d\u542f\u52a8 sshd \u5b88\u62a4\u8fdb\u7a0b&#xff0c;\u8bf7\u4ee5 root \u7528\u6237\u5728shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4&#xff1a;<\/p>\n<p>#systemctl start sshd.service<\/p>\n<p>\u8981\u5728\u5f53\u524d\u4f1a\u8bdd\u4e2d\u505c\u6b62\u8fd0\u884c sshd \u5b88\u62a4\u8fdb\u7a0b&#xff0c;\u8bf7\u4ee5 root \u7528\u6237\u5728shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4&#xff1a;<\/p>\n<p>#systemctl stop sshd.service<\/p>\n<p>\u5982\u679c\u60a8\u60f3\u5728\u7cfb\u7edf\u542f\u52a8\u65f6\u81ea\u52a8\u542f\u52a8\u5b88\u62a4\u8fdb\u7a0b&#xff0c;\u8bf7\u4ee5root \u7528\u6237\u5728shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4&#xff1a;<\/p>\n<p>#systemctl enable sshd.service<br \/>\nCreated symlink<br \/>\n\/etc\/systemd\/system\/multi-user.target.wants\/sshd.service \u2192\/usr\/lib\/systemd\/system\/sshd.service.<\/p>\n<p><b>\u4f7f\u7528 SSH \u8fdb\u884c\u8fdc\u7a0b\u8fde\u63a5<\/b><\/p>\n<p>\u4e3a\u4e86\u8ba9 SSH \u771f\u6b63\u53d1\u6325\u4f5c\u7528&#xff0c;\u5e94\u8be5\u7981\u6b62\u4f7f\u7528\u4e0d\u5b89\u5168\u7684\u8fde\u63a5\u534f\u8bae\u3002\u5426\u5219&#xff0c;\u7528\u6237\u7684\u5bc6\u7801\u53ef\u80fd\u5728\u4e00\u4e2a\u4f1a\u8bdd\u4e2d\u4f7f\u7528 SSH \u65f6\u88ab\u4fdd\u62a4\u5f97\u5f88\u597d&#xff0c;\u4f46\u662f\u5374\u5728\u4e4b\u540e\u4f7f\u7528Telnet \u767b\u5f55\u65f6\u88ab\u6355\u83b7\u4e86\u3002\u9700\u8981\u7981\u7528\u7684\u670d\u52a1\u5305\u62ec telnet\u3001rsh\u3001rlogin \u548cvsftpd\u3002<\/p>\n<p><b>\u4f7f\u7528\u57fa\u4e8e\u5bc6\u94a5\u7684\u8ba4\u8bc1<\/b><\/p>\n<p>\u4e3a\u4e86\u66f4\u8fdb\u4e00\u6b65\u7684\u63d0\u9ad8\u7cfb\u7edf\u5b89\u5168&#xff0c;\u53ef\u4ee5\u751f\u6210 SSH \u5bc6\u94a5\u5bf9&#xff0c;\u7136\u540e\u5f3a\u5236\u4f7f\u7528\u57fa\u4e8e\u5bc6\u94a5\u7684\u8ba4\u8bc1&#xff0c;\u5e76\u7981\u7528\u5bc6\u7801\u8ba4\u8bc1\u3002\u8981\u8fd9\u6837\u505a&#xff0c;\u8bf7\u5728 vi \u6216\u8005nano \u7b49\u6587\u672c\u7f16\u8f91\u5668\u4e2d\u6253\u5f00\/etc\/ssh\/sshd_config \u914d\u7f6e\u6587\u4ef6&#xff0c;\u5e76\u5c06 PasswordAuthentication \u9009\u9879\u4fee\u6539\u4e3a\u5982\u4e0b\u5185\u5bb9&#xff1a;<\/p>\n<p>PasswordAuthentication no<\/p>\n<p>\u5982\u679c\u60a8\u4e0d\u662f\u5728\u4e00\u4e2a\u65b0\u7684\u9ed8\u8ba4\u5b89\u88c5\u7684\u7cfb\u7edf\u4e2d\u8fdb\u884c\u64cd\u4f5c&#xff0c;\u8bf7\u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u786e\u4fdd\u6ca1\u6709\u8bbe\u7f6e PubkeyAuthentication no \u9009\u9879\u3002\u5982\u679c\u662f\u8fdc\u7a0b\u8fde\u63a5\u4e0a\u7684&#xff0c;\u800c\u4e0d\u662f\u4f7f\u7528\u7684\u63a7\u5236\u53f0\u6216\u8005\u5e26\u5916\u8bbf\u95ee&#xff0c;\u5efa\u8bae\u5728\u7981\u7528\u5bc6\u7801\u8ba4\u8bc1\u4e4b\u524d\u5148\u6d4b\u8bd5\u57fa\u4e8e\u5bc6\u94a5\u7684\u767b\u5f55\u8fc7\u7a0b\u662f\u5426\u53ef\u7528\u540e\u518d\u914dPubkeyAuthentication \u4e3a no\u3002<\/p>\n<p>\u4e3a\u4e86\u80fd\u591f\u4f7f\u7528 ssh\u3001scp \u6216\u8005 sftp \u4ece\u4e00\u4e2a\u5ba2\u6237\u7aef\u673a\u5668\u8fde\u63a5\u5230\u670d\u52a1\u7aef&#xff0c;\u8bf7\u6309\u7167<\/p>\n<p><b>\u751f\u6210\u79d8\u94a5\u5bf9\u7ae0\u8282\u751f\u6210\u4e00\u4e2a\u6388\u6743\u5bc6\u94a5\u5bf9\u3002\u6ce8\u610f&#xff0c;\u8fd9\u4e9b\u5bc6\u94a5\u5fc5\u987b\u9488\u5bf9\u6bcf\u4e2a\u7528\u6237\u5206\u522b\u751f\u6210\u3002<\/b><\/p>\n<p>\u94f6\u6cb3\u9e92\u9e9f\u9ad8\u7ea7\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edfV10\u9ed8\u8ba4\u4f7f\u7528\u7248\u672c2\u7684SSH\u534f\u8bae\u548cRSA\u5bc6\u94a5\u3002\u91cd\u8981\u8bf4\u660e&#xff1a; \u5982\u679c\u60a8\u4ee5 root \u7684\u8eab\u4efd\u5b8c\u6210\u4e86\u6b65\u9aa4&#xff0c;\u90a3\u4e48\u53ea\u6709 root \u7528\u6237\u80fd\u591f\u4f7f\u7528\u8fd9\u4e9b\u5bc6\u94a5\u3002\u5907\u6ce8&#xff1a; \u5982\u679c\u60a8\u8981\u91cd\u88c5\u60a8\u7684\u7cfb\u7edf&#xff0c;\u53c8\u60f3\u4fdd\u7559\u4e4b\u524d\u751f\u6210\u7684\u5bc6\u94a5\u5bf9&#xff0c;\u8bf7\u5907\u4efd~\/.ssh\/\u76ee\u5f55\u3002\u5728\u91cd\u88c5\u540e&#xff0c;\u5c06\u5176\u590d\u5236\u56de\u60a8\u7684\u5bb6\u76ee\u5f55\u3002\u8fd9\u4e00\u8fc7\u7a0b\u9700\u8981\u8ba9\u7cfb\u7edf\u4e0a\u7684\u6240\u6709\u7528\u6237\u6267\u884c&#xff0c;\u5305\u62ec root \u7528\u6237\u3002<\/p>\n<p><b>\u751f\u6210\u5bc6\u94a5\u5bf9<\/b><\/p>\n<p>\u8981\u751f\u6210 SSH \u534f\u8bae\u7248\u672c 2 \u7684 RSA \u5bc6\u94a5\u5bf9&#xff0c;\u8bf7\u6309\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c&#xff1a;<\/p>\n<li>\u5728 shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u751f\u6210 RSA \u5bc6\u94a5\u5bf9&#xff1a;<\/li>\n<p>$ssh-keygen -t rsa<br \/>\nGenerating public\/private rsa key pair. Enter file in which to save the key (\/home\/USER\/.ssh\/id_rsa):<\/p>\n<li>\u6309\u56de\u8f66\u952e\u786e\u8ba4\u65b0\u521b\u5efa\u7684\u5bc6\u94a5\u7684\u9ed8\u8ba4\u8def\u5f84&#xff0c;\u5373~\/.ssh\/id_rsa\u3002<\/li>\n<li>\u8f93\u5165\u4e00\u4e2a\u53e3\u4ee4&#xff0c;\u5e76\u4e14\u5728\u63d0\u793a\u786e\u8ba4\u7684\u65f6\u5019\u518d\u6b21\u8f93\u5165\u8be5\u53e3\u4ee4\u3002\u4e3a\u4e86\u5b89\u5168\u8d77\u89c1&#xff0c;\u8bf7\u4e0d\u8981\u4f7f\u7528\u548c\u60a8\u767b\u5f55\u60a8\u7684\u8d26\u6237\u76f8\u540c\u7684\u5bc6\u7801\u3002<\/li>\n<li>\u9ed8\u8ba4\u60c5\u51b5\u4e0b&#xff0c;\u5c06~\/.ssh\/\u76ee\u5f55\u7684\u6743\u9650\u8bbe\u7f6e\u4e3a rwx&#8212;&#8212;\u6216\u8005\u4ee5\u516b\u8fdb\u5236\u6807\u6ce8\u8868\u793a\u7684 700\u3002\u8fd9\u662f\u4e3a\u4e86\u786e\u4fdd\u53ea\u6709\u5bf9\u5e94\u7684\u7528\u6237 USER \u80fd\u591f\u67e5\u770b\u5176\u5185\u5bb9\u3002\u5982\u679c\u6709\u5fc5\u8981&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u8fdb\u884c\u786e\u8ba4&#xff1a;<\/li>\n<p>$ls -ld ~\/.ssh<br \/>\ndrwx&#8212;&#8212;. 2 USER USER 54 Nov 25 16:56 \/home\/USER\/.ssh\/<\/p>\n<li>\u4f7f\u7528\u4ee5\u4e0b\u683c\u5f0f\u7684\u547d\u4ee4&#xff0c;\u5c06\u516c\u94a5\u590d\u5236\u5230\u4e00\u53f0\u8fdc\u7a0b\u673a\u5668\u4e0a&#xff1a;<\/li>\n<p>ssh-copy-id user&#064;hostname<\/p>\n<p>\u5982\u679c\u516c\u94a5\u5c1a\u672a\u5b89\u88c5\u7684\u8bdd&#xff0c;\u8be5\u547d\u4ee4\u4f1a\u590d\u5236\u6700\u8fd1\u4e00\u6b21\u4fee\u6539\u7684~\/.ssh\/id*.pub \u516c\u94a5\u3002\u53ef\u9009\u7684&#xff0c;\u60a8\u4e5f\u53ef\u4ee5\u6307\u5b9a\u516c\u94a5\u7684\u6587\u4ef6\u540d&#xff1a;<\/p>\n<p>ssh-copy-id -i ~\/.ssh\/id_rsa.pub user&#064;hostname<\/p>\n<p>\u8be5 \u547d \u4ee4 \u4f1a \u5c06 ~\/.ssh\/id_rsa.pub \u7684 \u5185 \u5bb9 \u590d \u5236 \u5230\u60a8\u60f3\u8fde\u63a5\u7684\u673a\u5668\u7684~\/.ssh\/authorized_keys \u6587\u4ef6\u4e2d\u3002\u5982\u679c authorized_keys \u6587\u4ef6\u5df2\u7ecf\u5b58\u5728\u4e86&#xff0c;\u5bc6\u94a5\u5c06\u4f1a\u8ffd\u52a0\u5230\u8be5\u6587\u4ef6\u7684\u672b\u5c3e\u3002<\/p>\n<p>\u8981\u751f\u6210 SSH \u534f\u8bae\u7248\u672c 2 \u7684 ECDSA \u5bc6\u94a5\u5bf9&#xff0c;\u8bf7\u6309\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c&#xff1a;1) \u5728 shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26<\/p>\n<p>\u4e0b\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u751f\u6210 ECDSA \u5bc6\u94a5\u5bf9&#xff1a;<\/p>\n<li>\u5728 shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u751f\u6210 ECDSA \u5bc6\u94a5\u5bf9&#xff1a;<\/li>\n<p>$ssh-keygen -t ecdsa<br \/>\nGenerating public\/private ecdsa key pair. Enter file in which to save the key (\/home\/USER\/.ssh\/id_ecdsa):<\/p>\n<li>\u6309\u56de\u8f66\u952e\u786e\u8ba4\u65b0\u521b\u5efa\u7684\u5bc6\u94a5\u7684\u9ed8\u8ba4\u8def\u5f84&#xff0c;\u5373~\/.ssh\/id_ecdsa\u3002<\/li>\n<li>\u8f93\u5165\u4e00\u4e2a\u53e3\u4ee4&#xff0c;\u5e76\u4e14\u5728\u63d0\u793a\u786e\u8ba4\u7684\u65f6\u5019\u518d\u6b21\u8f93\u5165\u8be5\u53e3\u4ee4\u3002\u4e3a\u4e86\u5b89\u5168\u8d77\u89c1&#xff0c;\u8bf7\u4e0d\u8981\u4f7f\u7528\u548c\u60a8\u767b\u5f55\u60a8\u7684\u8d26\u6237\u76f8\u540c\u7684\u5bc6\u7801\u3002<\/li>\n<li>\u9ed8\u8ba4\u60c5\u51b5\u4e0b&#xff0c;\u5c06~\/.ssh\/\u76ee\u5f55\u7684\u6743\u9650\u8bbe\u7f6e\u4e3a rwx&#8212;&#8212;\u6216\u8005\u4ee5\u516b\u8fdb\u5236\u6807\u6ce8\u8868\u793a\u7684 700\u3002\u8fd9\u662f\u4e3a\u4e86\u786e\u4fdd\u53ea\u6709\u5bf9\u5e94\u7684\u7528\u6237 USER \u80fd\u591f\u67e5\u770b\u5176\u5185\u5bb9\u3002\u5982\u679c\u6709\u5fc5\u8981&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u8fdb\u884c\u786e\u8ba4&#xff1a;<\/li>\n<p>$ls -ld ~\/.ssh<br \/>\ndrwx&#8212;&#8212;. 2 USER USER 54 Nov 25 16:56 \/home\/USER\/.ssh\/<\/p>\n<li>\u4f7f\u7528\u4ee5\u4e0b\u683c\u5f0f\u7684\u547d\u4ee4&#xff0c;\u5c06\u516c\u94a5\u590d\u5236\u5230\u4e00\u53f0\u8fdc\u7a0b\u673a\u5668\u4e0a&#xff1a;<\/li>\n<p>ssh-copy-id user&#064;hostname<\/p>\n<p>\u5982\u679c\u516c\u94a5\u5c1a\u672a\u5b89\u88c5\u7684\u8bdd&#xff0c;\u8be5\u547d\u4ee4\u4f1a\u590d\u5236\u6700\u8fd1\u4e00\u6b21\u4fee\u6539\u7684~\/.ssh\/id*.pub \u516c\u94a5\u3002\u53ef\u9009\u7684&#xff0c;\u60a8\u4e5f\u53ef\u4ee5\u6307\u5b9a\u516c\u94a5\u7684\u6587\u4ef6\u540d&#xff1a;<\/p>\n<p>ssh-copy-id -i ~\/.ssh\/id_ecdsa.pub user&#064;hostname<\/p>\n<p>\u8be5 \u547d \u4ee4 \u4f1a \u5c06 ~\/.ssh\/id_ecdsa.pub \u7684 \u5185 \u5bb9 \u590d \u5236 \u5230\u60a8\u60f3\u8fde\u63a5\u7684\u673a\u5668\u7684~\/.ssh\/authorized_keys \u6587\u4ef6\u4e2d\u3002\u5982\u679c authorized_keys \u6587\u4ef6\u5df2\u7ecf\u5b58\u5728\u4e86&#xff0c;\u5bc6\u94a5\u5c06\u4f1a\u8ffd\u52a0\u5230\u8be5\u6587\u4ef6\u7684\u672b\u5c3e\u3002 \u91cd\u8981\u8bf4\u660e&#xff1a; \u79c1\u94a5\u4ec5\u4f9b\u60a8\u4e2a\u4eba\u4f7f\u7528&#xff0c;\u7edd\u4e0d\u8981\u628a\u5b83\u7ed9\u4efb\u4f55\u4eba&#xff0c;\u8fd9\u4e00\u70b9\u662f\u975e\u5e38\u91cd\u8981\u7684.<\/p>\n<p><b>. OpenSSH \u5ba2\u6237\u7aef<\/b><\/p>\n<p>\u60a8\u5fc5\u987b\u5b89\u88c5 openssh-clients \u5305\u540e&#xff0c;\u624d\u80fd\u4ece\u5ba2\u6237\u7aef\u673a\u5668\u8fde\u63a5\u5230\u4e00\u4e2aOpenSSH\u670d\u52a1\u7aef&#xff08;\u8bf7\u53c2\u89c1 \u5b89\u88c5\u8f6f\u4ef6\u5305\u3002\u4e86\u89e3\u5982\u4f55\u5728\u94f6\u6cb3\u9e92\u9e9f\u9ad8\u7ea7\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u5b89\u88c5\u65b0\u7684\u5305&#xff09;\u3002<\/p>\n<p><b>\u4f7f\u7528 ssh \u5de5\u5177<\/b><\/p>\n<p>ssh \u5de5\u5177\u53ef\u4ee5\u8ba9\u60a8\u767b\u5f55\u5230\u4e00\u53f0\u8fdc\u7a0b\u673a\u5668\u4e0a&#xff0c;\u5e76\u5728\u4e0a\u9762\u6267\u884c\u547d\u4ee4\u3002\u5b83\u662f\u5bf9rlogin\u3001rsh \u548c telnet \u7a0b\u5e8f\u7684\u4e00\u4e2a\u5b89\u5168\u66ff\u6362\u3002 \u548c telnet \u547d\u4ee4\u76f8\u4f3c&#xff0c;\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u767b\u5f55\u5230\u4e00\u53f0\u8fdc\u7a0b\u673a\u5668\u4e0a&#xff1a;<\/p>\n<p>ssh hostname<\/p>\n<p>\u4f8b\u5982&#xff0c;\u8981\u767b\u5f55\u5230\u4e00\u53f0\u540d\u4e3a penguin.example.com \u7684\u8fdc\u7a0b\u4e3b\u673a&#xff0c;\u53ef\u4ee5\u5728shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4<\/p>\n<p>#ssh penguin.example.com<\/p>\n<p>\u8be5\u547d\u4ee4\u5c06\u4f1a\u4ee5\u60a8\u6b63\u5728\u4f7f\u7528\u7684\u672c\u5730\u673a\u5668\u7684\u7528\u6237\u540d\u767b\u5f55\u3002\u5982\u679c\u60a8\u60f3\u6307\u5b9a\u4e00\u4e2a\u4e0d\u540c\u7684\u7528\u6237\u540d&#xff0c;\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4&#xff1a;<\/p>\n<p>ssh username&#064;hostname<\/p>\n<p>\u4f8b\u5982&#xff0c;\u4ee5 USER \u767b\u5f55\u5230 penguin.example.com&#xff0c;\u8bf7\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4&#xff1a;<\/p>\n<p>$ssh USER&#064;penguin.example.com<\/p>\n<p>\u60a8\u7b2c\u4e00\u6b21\u8fde\u63a5\u65f6&#xff0c;\u5c06\u4f1a\u770b\u5230\u548c\u5982\u4e0b\u5185\u5bb9\u76f8\u4f3c\u7684\u4fe1\u606f&#xff1a;<\/p>\n<p>The authenticity of host &#039;penguin.example.com&#039; can&#039;t be established. ECDSA key fingerprint is<br \/>\nSHA256:Ixy64icRYc\/h7XSOvUVywS7t7ThtmOsPT1s07wDD5P8. Are you sure you want to continue connecting (yes\/no\/[fingerprint])?<\/p>\n<p>\u5728\u56de\u7b54\u5bf9\u8bdd\u6846\u4e2d\u7684\u95ee\u9898\u4e4b\u524d&#xff0c;\u7528\u6237\u5e94\u8be5\u59cb\u7ec8\u68c0\u67e5\u6307\u5370\u662f\u5426\u6b63\u786e\u3002\u7528\u6237\u53ef\u4ee5\u8be2\u95ee\u670d\u52a1\u7aef\u7684\u7ba1\u7406\u5458\u4ee5\u786e\u8ba4\u5bc6\u94a5\u662f\u6b63\u786e\u7684\u3002\u8fd9\u5e94\u8be5\u4ee5\u4e00\u79cd\u5b89\u5168\u7684\u3001\u4e8b\u5148\u7ea6\u5b9a\u597d\u7684\u65b9\u5f0f\u8fdb\u884c\u3002\u5982\u679c\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\u670d\u52a1\u7aef\u7684\u4e3b\u673a\u5bc6\u94a5&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bssh-keygen \u547d\u4ee4\u6765\u68c0\u67e5\u6307\u5370&#xff1a;<\/p>\n<p>#ssh-keygen -l -f \/etc\/ssh\/ssh_host_ecdsa_key.pub<br \/>\n256 SHA256:b0gGbI&#043;Xk\/l&#043;Ve76j3mqpYSty0n3gR9QiIsd&#043;8oV3GI no<br \/>\ncomment (ECDSA)<\/p>\n<p>\u8f93\u5165 yes \u63a5\u53d7\u5bc6\u94a5\u5e76\u786e\u8ba4\u8fde\u63a5\u3002\u60a8\u5c06\u4f1a\u770b\u5230\u4e00\u4e2a\u6709\u5173\u670d\u52a1\u7aef\u5df2\u7ecf\u88ab\u6dfb\u52a0\u5230\u5df2\u77e5\u7684\u4e3b\u673a\u5217\u8868\u4e2d\u7684\u901a\u544a&#xff0c;\u4ee5\u53ca\u4e00\u4e2a\u8f93\u5165\u5bc6\u7801\u7684\u63d0\u793a&#xff1a;<\/p>\n<p>Warning: Permanently added &#039;penguin.example.com&#039; (ECDSA) to the list<br \/>\nof known hosts. USER&#064; penguin.example.com&#039;s password:<\/p>\n<p>\u91cd\u8981\u8bf4\u660e&#xff1a; \u5982\u679c SSH \u670d\u52a1\u7aef\u7684\u4e3b\u673a\u5bc6\u94a5\u6539\u53d8\u4e86&#xff0c;\u5ba2\u6237\u7aef\u5c06\u4f1a\u901a\u77e5\u7528\u6237\u8fde\u63a5\u4e0d\u80fd\u7ee7\u7eed&#xff0c;\u9664\u975e\u5c06\u670d\u52a1\u7aef\u7684\u4e3b\u673a\u5bc6\u94a5\u4ece~\/.ssh\/known_hosts \u6587\u4ef6\u4e2d\u5220\u9664\u3002\u7136\u800c&#xff0c;\u5728\u8fdb\u884c\u6b64\u64cd\u4f5c\u4e4b\u524d&#xff0c;\u8bf7\u8054\u7cfb SSH \u670d\u52a1\u7aef\u7684\u7cfb\u7edf\u7ba1\u7406\u5458&#xff0c;\u9a8c\u8bc1\u670d\u52a1\u7aef\u6ca1\u6709\u53d7\u5230\u653b\u51fb\u3002<\/p>\n<p>\u8981\u4ece~\/.ssh\/known_hosts \u6587\u4ef6\u4e2d\u5220\u9664\u4e00\u4e2a\u5bc6\u94a5&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u547d\u4ee4&#xff1a;<\/p>\n<p>#ssh-keygen -R penguin.example.com<\/p>\n<p>\u5728\u8f93\u5165\u5bc6\u7801\u4e4b\u540e&#xff0c;\u60a8\u5c06\u4f1a\u8fdb\u5165\u8fdc\u7a0b\u4e3b\u673a\u7684 shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b\u3002\u53ef\u9009\u5730&#xff0c;ssh \u7a0b\u5e8f\u53ef\u4ee5\u7528\u6765\u5728\u8fdc\u7a0b\u4e3b\u673a\u4e0a\u6267\u884c\u4e00\u6761\u547d\u4ee4&#xff0c;\u800c\u4e0d\u7528\u767b\u5f55\u5230shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b&#xff1a;<\/p>\n<p>ssh [username&#064;]hostname command<\/p>\n<p>\u4f8b\u5982&#xff0c;\/etc\/kylin-release \u6587\u4ef6\u63d0\u4f9b\u6709\u5173\u64cd\u4f5c\u7cfb\u7edf\u7248\u672c\u7684\u4fe1\u606f\u3002\u8981\u67e5\u770bpenguin.example.com \u4e0a\u8be5\u6587\u4ef6\u7684\u5185\u5bb9&#xff0c;\u8f93\u5165&#xff1a;<\/p>\n<p>$ssh USER&#064;penguin.example.com cat \/etc\/kylin-release<br \/>\nUSER&#064;penguin.example.com&#039;s password:<br \/>\nKylin Linux Advanced Server release V10 (Lance)<\/p>\n<p>\u5728\u60a8\u8f93\u5165\u6b63\u786e\u7684\u5bc6\u7801\u4e4b\u540e&#xff0c;\u5c06\u4f1a\u663e\u793a\u8fdc\u7a0b\u4e3b\u673a\u7684\u64cd\u4f5c\u7cfb\u7edf\u7248\u672c\u4fe1\u606f&#xff0c;\u7136\u540e\u60a8\u5c06\u8fd4\u56de\u5230\u672c\u5730\u7684 shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b\u3002<\/p>\n<p><b>\u4f7f\u7528 scp \u5de5\u5177<\/b><\/p>\n<p>scp \u53ef\u4ee5\u7528\u6765\u5728\u4e3b\u673a\u4e4b\u95f4\u901a\u8fc7\u4e00\u4e2a\u5b89\u5168\u52a0\u5bc6\u7684\u8fde\u63a5\u4f20\u8f93\u6587\u4ef6\u3002\u5728\u8bbe\u8ba1\u4e0a&#xff0c;\u5b83\u548c rcp \u975e\u5e38\u76f8\u4f3c\u3002 \u8981\u4f20\u8f93\u4e00\u4e2a\u672c\u5730\u6587\u4ef6\u5230\u8fdc\u7a0b\u7cfb\u7edf\u4e2d&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u5f62\u5f0f\u7684\u547d\u4ee4&#xff1a;<\/p>\n<p>scp localfile username&#064;hostname:remotefile<\/p>\n<p>\u4f8b\u5982&#xff0c;\u5982\u679c\u60a8\u60f3\u5c06 taglist.vim \u4f20\u8f93\u5230\u540d\u4e3a penguin.example.com\u7684\u8fdc\u7a0b\u4e3b\u673a\u7528\u6237\u5bb6\u76ee\u5f55\u4e0a&#xff0c;\u53ef\u4ee5\u5728 shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4&#xff1a;<\/p>\n<p>#scp taglist.vim USER&#064;penguin.example.com:~<\/p>\n<p>\u4e00\u6b21\u53ef\u4ee5\u6307\u5b9a\u591a\u4e2a\u6587\u4ef6\u3002\u8981\u4f20\u8f93.vim\/plugin\/\u76ee\u5f55\u4e0b\u7684\u6587\u4ef6\u548c\u76ee\u5f55\u5230\u8fdc\u7a0b\u4e3b\u673apenguin.example.com \u7684\u76f8\u540c\u76ee\u5f55\u4e0b&#xff0c;\u53ef\u4ee5\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4&#xff1a;<\/p>\n<p>$scp -r .vim\/plugin\/* USER&#064;penguin.example.com:.vim\/plugin\/<\/p>\n<p>\u8981\u5c06\u4e00\u4e2a\u8fdc\u7a0b\u7684\u6587\u4ef6\u4f20\u8f93\u5230\u672c\u5730\u7cfb\u7edf\u4e0a&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5&#xff1a;<\/p>\n<p>scp username&#064;hostname:remotefile localfile<\/p>\n<p>\u4f8b\u5982&#xff0c;\u8981\u4ece\u8fdc\u7a0b\u4e3b\u673a\u4e0a\u4e0b\u8f7d.vimrc \u914d\u7f6e\u6587\u4ef6&#xff0c;\u53ef\u4ee5\u8f93\u5165&#xff1a;<\/p>\n<p>$scp USER&#064;penguin.example.com:.vimrc .vimrc<\/p>\n<p><b>\u4f7f\u7528 sftp \u5de5\u5177<\/b><\/p>\n<p>sftp \u5de5\u5177\u53ef\u4ee5\u7528\u6765\u6253\u5f00\u4e00\u4e2a\u5b89\u5168\u7684\u3001\u4ea4\u4e92\u5f0f\u7684 FTP \u4f1a\u8bdd\u3002\u5728\u8bbe\u8ba1\u4e0a&#xff0c;\u5b83\u7c7b\u4f3c\u4e8e ftp&#xff0c;\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e sftp \u4f7f\u7528\u4e86\u4e00\u4e2a\u5b89\u5168\u7684\u52a0\u5bc6\u8fde\u63a5\u3002<\/p>\n<p>\u8981\u8fde\u63a5\u5230\u8fdc\u7a0b\u7cfb\u7edf\u4e2d&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u5f62\u5f0f\u7684\u547d\u4ee4&#xff1a;<\/p>\n<p>sftp username&#064;hostname<\/p>\n<p>\u4f8b\u5982&#xff0c;\u8981\u4f7f\u7528 USER \u7528\u6237\u767b\u5f55\u5230\u540d\u4e3a penguin.example.com \u7684\u8fdc\u7a0b\u4e3b\u673a\u4e0a&#xff0c;\u53ef\u4ee5\u8f93\u5165:<\/p>\n<p>$sftp USER&#064;penguin.example.com<br \/>\nUSER&#064;penguin.example.com&#039;s password:<br \/>\nConnected to penguin.example.com.<br \/>\nsftp&gt;<\/p>\n<p>\u5f53\u60a8\u8f93\u5165\u6b63\u786e\u7684\u5bc6\u7801\u4e4b\u540e&#xff0c;\u60a8\u5c06\u4f1a\u770b\u5230\u4e00\u4e2a sftp \u7684\u547d\u4ee4\u884c\u63d0\u793a\u7b26\u3002sftp \u5de5\u5177\u53ef\u4ee5\u4f7f\u7528\u4e00\u7cfb\u5217\u548c ftp \u7c7b\u4f3c\u7684\u547d\u4ee4&#xff08;\u53c2\u89c1\u8868 5- 13&#xff09;\u3002<\/p>\n<p><font size=\"1\">\u8868 5-13 \u5e38\u7528\u7684 sftp \u547d\u4ee4<\/font><\/p>\n<table>\n<tr>\u547d\u4ee4\u63cf\u8ff0<\/tr>\n<tbody>\n<tr>\n<td>ls [directory]<\/td>\n<td>\u5217\u51fa\u4e00\u4e2a\u8fdc\u7a0b\u76ee\u5f55\u7684\u5185\u5bb9\u3002\u5982\u679c\u6ca1\u6709\u63d0\u4f9b\u4efb\u4f55\u76ee\u5f55\u540d\u79f0&#xff0c;\u9ed8\u8ba4\u4f7f\u7528\u5f53\u524d\u7684\u5de5\u4f5c\u76ee\u5f55\u3002<\/td>\n<\/tr>\n<tr>\n<td>cd directory<\/td>\n<td>\u5207\u6362\u8fdc\u7a0b\u5de5\u4f5c\u76ee\u5f55\u5230\u6307\u5b9a\u7684\u76ee\u5f55\u4e0b\u3002<\/td>\n<\/tr>\n<tr>\n<td>mkdir directory<\/td>\n<td>\u521b\u5efa\u4e00\u4e2a\u8fdc\u7a0b\u76ee\u5f55\u3002<\/td>\n<\/tr>\n<tr>\n<td>rmdir path<\/td>\n<td>\u5220\u9664\u4e00\u4e2a\u8fdc\u7a0b\u76ee\u5f55\u3002<\/td>\n<\/tr>\n<tr>\n<td>put localfile [remotefile]<\/td>\n<td>\u5c06\u672c\u5730\u6587\u4ef6\u4f20\u8f93\u5230\u8fdc\u7a0b\u4e3b\u673a\u4e0a\u3002<\/td>\n<\/tr>\n<tr>\n<td>get remotefile [localfile]<\/td>\n<td>\u5c06\u8fdc\u7a0b\u4e3b\u673a\u4e0a\u7684\u6587\u4ef6\u4e0b\u8f7d\u5230\u672c\u5730\u4e3b\u673a\u4e0a\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8981\u83b7\u53d6\u53ef\u7528\u547d\u4ee4\u7684\u5b8c\u6574\u5217\u8868&#xff0c;\u8bf7\u53c2\u8003 sftp(1)\u7528\u6237\u624b\u518c\u9875\u9762\u3002<\/p>\n<h3>\u4e0d\u53ea\u662f\u4e00\u4e2a\u5b89\u5168\u7684 Shell<\/h3>\n<p>\u4e00\u4e2a\u5b89\u5168\u7684\u547d\u4ee4\u884c\u754c\u9762\u53ea\u4e0d\u8fc7\u662f SSH \u4f17\u591a\u4f7f\u7528\u65b9\u5f0f\u7684\u5f00\u7aef\u3002\u7ed9\u4e88\u5408\u9002\u7684\u5e26\u5bbd&#xff0c;\u53ef\u4ee5\u901a\u8fc7 SSH \u901a\u9053\u8fdb\u884c X11 \u4f1a\u8bdd\u7684\u8f6c\u53d1\u3002\u6216\u8005&#xff0c;\u901a\u8fc7TCP\/IP \u8f6c\u53d1&#xff0c;\u7cfb\u7edf\u95f4\u4ee5\u524d\u7684\u4e0d\u5b89\u5168\u7aef\u53e3\u8fde\u63a5\u53ef\u4ee5\u6620\u5c04\u5230\u6307\u5b9a\u7684 SSH \u901a\u9053\u4e0a\u3002<\/p>\n<p><b>X11 \u8f6c\u53d1<\/b><\/p>\n<p>\u8981\u901a\u8fc7 SSH \u8fde\u63a5\u6253\u5f00 X11 \u4f1a\u8bdd&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u5f62\u5f0f\u7684\u547d\u4ee4&#xff1a;<\/p>\n<p>ssh -Y username&#064;hostname<\/p>\n<p>\u4f8b\u5982&#xff0c;\u8981\u4f7f\u7528 USER \u7528\u6237\u767b\u5f55\u5230\u540d\u4e3a penguin.example.com \u7684\u8fdc\u7a0b\u4e3b\u673a\u4e0a&#xff0c;\u53ef\u4ee5\u8f93\u5165&#xff1a;<\/p>\n<p>$ssh -Y USER&#064;penguin.example.com<br \/>\nUSER&#064;penguin.example.com&#039;s password:<\/p>\n<p>\u5f53\u4ece\u5b89\u5168 shell \u547d\u4ee4\u884c\u63d0\u793a\u7b26\u4e0b\u8fd0\u884c\u4e00\u4e2a X \u7a0b\u5e8f\u65f6&#xff0c;SSH \u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b89\u5168\u901a\u9053&#xff0c;X \u7a0b\u5e8f\u6570\u636e\u901a\u8fc7\u8fd9\u4e2a\u901a\u9053\u900f\u660e\u5730\u53d1\u9001\u5230\u5ba2\u6237\u7aef\u673a\u5668\u4e0a\u3002 \u6ce8\u610f&#xff0c;\u5728\u53d1\u751f X11 \u8f6c\u53d1\u4e4b\u524d&#xff0c;\u5fc5\u987b\u5728\u8fdc\u7a0b\u7cfb\u7edf\u4e2d\u5b89\u88c5\u597dX \u7a97\u53e3\u7cfb\u7edf\u3002\u4ee5root \u7528\u6237\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u5b89\u88c5 X11 \u8f6f\u4ef6\u5305\u5206\u7ec4&#xff1a;<\/p>\n<p>#dnf group install &#034;X Window System&#034;<\/p>\n<p>\u8981\u4e86\u89e3\u5173\u4e8e\u8f6f\u4ef6\u5305\u5206\u7ec4\u7684\u66f4\u591a\u4fe1\u606f&#xff0c;\u8bf7\u53c2\u89c1 \u7ba1\u7406\u8f6f\u4ef6\u5305\u3002<\/p>\n<p>X11 \u8f6c\u53d1\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982&#xff0c;X11 \u8f6c\u53d1\u53ef\u4ee5\u7528\u6765\u4e3a\u3010\u6253\u5370\u8bbe\u7f6e\u3011\u5de5\u5177\u521b\u5efa\u4e00\u4e2a\u5b89\u5168\u7684\u4ea4\u4e92\u5f0f\u4f1a\u8bdd\u3002\u8981\u8fd9\u6837\u505a&#xff0c;\u5148\u4f7f\u7528 ssh \u8fde\u63a5\u5230\u670d\u52a1\u7aef&#xff0c;\u7136\u540e\u8f93\u5165&#xff1a;<\/p>\n<p>$system-config-printer &amp;<\/p>\n<p>\u3010\u6253\u5370\u8bbe\u7f6e\u3011\u5de5\u5177\u5c06\u4f1a\u663e\u793a\u51fa\u6765&#xff0c;\u8ba9\u8fdc\u7a0b\u7528\u6237\u53ef\u4ee5\u5728\u8fdc\u7a0b\u4e3b\u673a\u4e0a\u5b89\u5168\u5730\u914d\u7f6e\u6253\u5370\u3002<\/p>\n<p><b>\u7aef\u53e3\u8f6c\u53d1<\/b><\/p>\n<p>SSH \u53ef\u4ee5\u901a\u8fc7\u7aef\u53e3\u8f6c\u53d1\u5b89\u5168\u52a0\u56fa\u5176\u4ed6\u4e0d\u5b89\u5168\u7684 TCP\/IP \u534f\u8bae\u3002\u5728\u4f7f\u7528\u8fd9\u4e00\u6280\u672f\u65f6&#xff0c;SSH \u670d\u52a1\u7aef\u6210\u4e3a\u4e86 SSH \u5ba2\u6237\u7aef\u7684\u4e00\u4e2a\u52a0\u5bc6\u5bfc\u7ba1\u3002<\/p>\n<p>\u7aef\u53e3\u8f6c\u53d1\u7684\u5de5\u4f5c\u539f\u7406\u662f\u5c06\u5ba2\u6237\u7aef\u7684\u4e00\u4e2a\u672c\u5730\u7aef\u53e3\u6620\u5c04\u5230\u670d\u52a1\u7aef\u7684\u4e00\u4e2a\u8fdc\u7a0b\u7aef\u53e3\u4e0a\u3002SSH \u53ef\u4ee5\u4ece\u670d\u52a1\u7aef\u5c06\u4efb\u610f\u7aef\u53e3\u6620\u5c04\u5230\u5ba2\u6237\u7aef\u7684\u4efb\u610f\u7aef\u53e3\u4e0a\u3002\u8fd9\u4e00\u6280\u672f\u5e76\u4e0d\u9700\u8981\u7aef\u53e3\u53f7\u4e92\u76f8\u5339\u914d\u3002<\/p>\n<p>\u91cd\u8981\u8bf4\u660e&#xff1a;<\/p>\n<p>\u8981\u8bbe\u7f6e\u7aef\u53e3\u8f6c\u53d1\u76d1\u542c 1024 \u4ee5\u4e0b\u7684\u7aef\u53e3&#xff0c;\u9700\u8981 root \u7ea7\u522b\u7684\u8bbf\u95ee\u6743\u9650\u3002<\/p>\n<p>\u8981\u521b\u5efa\u4e00\u4e2a\u76d1\u542c localhost \u4e0a\u7684\u8fde\u63a5\u7684 TCP\/IP \u7aef\u53e3\u8f6c\u53d1\u901a\u9053&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u5f62\u5f0f\u7684\u547d\u4ee4&#xff1a;<\/p>\n<p>ssh -L local-port:remote-hostname:remote-port username&#064;hostname<\/p>\n<p>\u4f8b\u5982&#xff0c;\u8981\u4f7f\u7528 POP3 \u901a\u8fc7\u4e00\u4e2a\u52a0\u5bc6\u8fde\u63a5\u68c0\u67e5\u540d\u4e3a mail.example.com\u7684\u670d\u52a1\u5668\u4e0a\u7684\u90ae\u4ef6&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4:<\/p>\n<p>$ssh -L 1100:mail.example.com:110 mail.example.com<\/p>\n<p>\u4e00\u65e6\u5ba2\u6237\u7aef\u673a\u5668\u548c\u90ae\u4ef6\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u7aef\u53e3\u8f6c\u53d1\u901a\u9053\u51c6\u5907\u5c31\u7eea\u540e&#xff0c;\u5c31\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a POP3 \u90ae\u4ef6\u5ba2\u6237\u7aef\u5728 localhost \u4e0a\u4f7f\u7528 1100 \u7aef\u53e3\u6765\u68c0\u67e5\u65b0\u90ae\u4ef6\u4e86\u3002\u4efb\u4f55\u5728\u5ba2\u6237\u7aef\u7cfb\u7edf\u4e0a\u53d1\u5f80 1100 \u7aef\u53e3\u7684\u8bf7\u6c42&#xff0c;\u90fd\u5c06\u88ab\u5b89\u5168\u5730\u5bfc\u5411mail.example.com\u670d\u52a1\u5668\u3002<\/p>\n<p>\u5982\u679c mail.example.com \u6ca1\u6709\u8fd0\u884c SSH \u670d\u52a1\u7aef&#xff0c;\u4f46\u662f\u540c\u4e00\u7f51\u7edc\u4e2d\u7684\u53e6\u4e00\u53f0\u673a\u5668\u8fd0\u884c\u4e86 SSH \u670d\u52a1\u7aef&#xff0c;\u90a3\u4e48 SSH \u4ecd\u7136\u53ef\u4ee5\u7528\u6765\u5bf9\u8fde\u63a5\u8fdb\u884c\u5b89\u5168\u52a0\u56fa\u3002\u5f53\u7136&#xff0c;\u4f7f\u7528\u7684\u547d\u4ee4\u4f1a\u7565\u6709\u4e0d\u540c&#xff1a;<\/p>\n<p>$ssh -L 1100:mail.example.com:110 other.example.com<\/p>\n<p>\u5728\u8fd9\u4e00\u793a\u4f8b\u4e2d&#xff0c;\u4ece\u5ba2\u6237\u7aef\u673a\u5668\u7684 1100 \u7aef\u53e3\u53d1\u51fa\u7684POP3 \u8bf7\u6c42&#xff0c;\u5c06\u901a\u8fc722\u7aef\u53e3\u4e0a\u7684SSH\u8fde\u63a5\u88ab\u8f6c\u53d1\u5230SSH\u670d\u52a1\u7aefother.example.com\u3002\u7136\u540e&#xff0c;other.example.com\u8fde\u63a5\u5230 mail.example.com \u4e0a\u7684 110 \u7aef\u53e3\u6765\u68c0\u67e5\u65b0\u90ae\u4ef6\u3002\u6ce8\u610f&#xff0c;\u5728\u4f7f\u7528\u8fd9\u4e00\u6280\u672f\u65f6&#xff0c;\u53ea\u6709\u5ba2\u6237\u7aef\u548c other.example.com \u670d\u52a1\u7aef\u4e4b\u95f4\u7684\u8fde\u63a5\u662f\u5b89\u5168\u7684\u3002<\/p>\n<p>\u7aef\u53e3\u8f6c\u53d1\u4e5f\u53ef\u4ee5\u7528\u6765\u901a\u8fc7\u7f51\u7edc\u9632\u706b\u5899\u5b89\u5168\u5730\u83b7\u53d6\u4fe1\u606f\u3002\u5982\u679c\u9632\u706b\u5899\u914d\u7f6e\u4e3a\u5141\u8bb8\u653e\u884c\u4f7f\u7528\u6807\u51c6\u7aef\u53e3&#xff08;\u5373 22 \u7aef\u53e3&#xff09;\u7684 SSH \u6570\u636e\u6d41&#xff0c;\u4f46\u662f\u963b\u585e\u4e86\u5bf9\u5176\u5b83\u7aef\u53e3\u7684\u8bbf\u95ee&#xff0c;\u90a3\u4e48\u5728\u8981\u5728\u4e24\u53f0\u4e3b\u673a\u4e4b\u95f4\u4f7f\u7528\u88ab\u963b\u585e\u7aef\u53e3\u5efa\u7acb\u8fde\u63a5\u4ecd\u7136\u662f\u53ef\u80fd\u7684&#xff0c;\u53ea\u8981\u5c06\u5b83\u4eec\u4e4b\u95f4\u7684\u901a\u4fe1\u901a\u8fc7\u4e00\u6761\u5efa\u7acb\u597d\u7684 SSH \u8fde\u63a5\u8fdb\u884c\u91cd\u5b9a\u5411\u5373\u53ef\u3002<\/p>\n<p>\u91cd\u8981\u8bf4\u660e&#xff1a;<\/p>\n<p>\u4ee5\u8fd9\u79cd\u65b9\u5f0f\u6765\u4f7f\u7528\u7aef\u53e3\u8f6c\u53d1\u6280\u672f\u5bf9\u8fde\u63a5\u8fdb\u884c\u8f6c\u53d1&#xff0c;\u5c06\u5141\u8bb8\u5ba2\u6237\u7aef\u7cfb\u7edf\u4e0a\u7684\u4efb\u4f55\u7528\u6237\u90fd\u80fd\u8fde\u63a5\u5230\u76f8\u5e94\u7684\u670d\u52a1\u4e0a\u3002\u5982\u679c\u5ba2\u6237\u7aef\u7cfb\u7edf\u88ab\u5165\u4fb5&#xff0c;\u653b\u51fb\u8005\u4e5f\u540c\u6837\u80fd\u591f\u8bbf\u95ee\u8f6c\u53d1\u7684\u670d\u52a1\u3002<\/p>\n<p>\u62c5\u5fc3\u7aef\u53e3\u8f6c\u53d1\u7684\u7cfb\u7edf\u7ba1\u7406\u5458&#xff0c;\u53ef\u4ee5\u5728\u670d\u52a1\u7aef\u5c06\/etc\/ssh\/sshd_config \u6587\u4ef6\u4e2d\u7684AllowTCPForwarding \u9009\u9879\u8bbe\u7f6e\u4e3a No&#xff0c;\u5e76\u91cd\u542f sshd \u670d\u52a1&#xff0c;\u6765\u7981\u7528\u7aef\u53e3\u8f6c\u53d1\u529f\u80fd\u3002<\/p>\n<hr \/>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/07\/20250729190739-68891bfb71cd7.gif\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb994\u6b21\uff0c\u70b9\u8d5e21\u6b21\uff0c\u6536\u85cf22\u6b21\u3002\u8fd9\u7bc7\u6587\u7ae0\u6458\u8981\u4ecb\u7ecd\u4e86\u94f6\u6cb3\u9e92\u9e9f\u9ad8\u7ea7\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edfV10\u4e2dSSH\u534f\u8bae\u7684\u57fa\u672c\u539f\u7406\u3001\u5b89\u5168\u7279\u6027\u53ca\u914d\u7f6e\u65b9\u6cd5\u3002SSH\u901a\u8fc7\u52a0\u5bc6\u901a\u4fe1\u548c\u6570\u5b57\u7b7e\u540d\u9a8c\u8bc1\u8eab\u4efd\uff0c\u6709\u6548\u9632\u6b62\u4e2d\u95f4\u4eba\u653b\u51fb\u548c\u6570\u636e\u6cc4\u9732\u3002\u6587\u7ae0\u8be6\u7ec6\u8bf4\u660e\u4e86SSH\u534f\u8bae\u7248\u672c\u5dee\u5f02\u3001\u8fde\u63a5\u5efa\u7acb\u6d41\u7a0b\uff08\u5305\u62ec\u5bc6\u94a5\u4ea4\u6362\u548c\u8ba4\u8bc1\u673a\u5236\uff09\uff0c\u5e76\u5217\u4e3e\u4e86\u7cfb\u7edf\u7ea7\u548c\u7528\u6237\u7ea7\u7684\u914d\u7f6e\u6587\u4ef6\u8def\u5f84\u53ca\u5176\u4f5c\u7528\u3002\u91cd\u70b9\u5f3a\u8c03SSH\u5728\u8fdc\u7a0b\u767b\u5f55\u3001\u6587\u4ef6\u4f20\u8f93\u548c\u7aef\u53e3\u8f6c\u53d1\u65b9\u9762\u7684\u5b89\u5168\u4f18\u52bf\uff0c\u540c\u65f6\u63d0\u4f9b\u4e86OpenSSH\u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\u7684\u914d\u7f6e\u6307\u5357\uff0c\u5e2e\u52a9\u7ba1\u7406\u5458\u786e\u4fdd\u7cfb\u7edf\u901a\u4fe1\u5b89\u5168\u3002_\u9e92\u9e9f\u7248\u672copenssh<\/p>\n","protected":false},"author":2,"featured_media":46413,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[4422,43,78,44,4421],"topic":[],"class_list":["post-46416","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-kylinsoft","tag-43","tag-78","tag-44","tag-4421"],"yoast_head":"<!-- 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