{"id":135440,"date":"2022-05-11T21:51:54","date_gmt":"2022-05-11T13:51:54","guid":{"rendered":"http:\/\/www.idc.net\/help\/135440\/"},"modified":"2022-05-11T21:51:54","modified_gmt":"2022-05-11T13:51:54","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8linux%e4%b8%8a%e6%89%93%e5%bc%80%e6%88%96%e5%85%b3%e9%97%ad22%e7%ab%af%e5%8f%a3-linux%e6%89%93%e5%bc%80%e5%85%b3%e9%97%ad22%e7%ab%af%e5%8f%a3","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/135440\/","title":{"rendered":"\u5982\u4f55\u5728Linux\u4e0a\u6253\u5f00\u6216\u5173\u95ed22\u7aef\u53e3 (linux\u6253\u5f00\u5173\u95ed22\u7aef\u53e3)"},"content":{"rendered":"<p>\u5728Linux\u7cfb\u7edf\u4e2d\uff0c22\u7aef\u53e3\u662fSSH\u670d\u52a1\u7684\u9ed8\u8ba4\u7aef\u53e3\uff0c\u7528\u4e8e\u8fdc\u7a0b\u767b\u5f55\u548c\u7ba1\u7406\u670d\u52a1\u5668\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u5173\u95ed22\u7aef\u53e3\u4ee5\u786e\u4fdd\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u3002<\/p>\n<p>\u6253\u5f0022\u7aef\u53e3<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u5728Linux\u4e0a\u542f\u752822\u7aef\u53e3\u4ee5\u5f00\u542fSSH\u670d\u52a1\uff0c\u5219\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c\uff1a<\/p>\n<p>\u6b65\u9aa41\uff1a\u66f4\u65b0\u7cfb\u7edf<\/p>\n<p>\u5728\u6267\u884c\u4efb\u4f55\u64cd\u4f5c\u4e4b\u524d\uff0c\u5efa\u8bae\u60a8\u9996\u5148\u66f4\u65b0\u7cfb\u7edf\u4ee5\u786e\u4fdd\u60a8\u7684Linux\u53d1\u884c\u7248\u6700\u65b0\uff0c\u6db5\u76d6\u4e86\u6240\u6709\u5b89\u5168\u6027\u8865\u4e01\u548c\u66f4\u65b0\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u66f4\u65b0\u60a8\u7684\u7cfb\u7edf\uff1a<\/p>\n<p>sudo apt update &amp;&amp; sudo apt upgrade<\/p>\n<p>\u6b64\u547d\u4ee4\u5c06\u81ea\u52a8\u66f4\u65b0\u60a8\u7684\u7cfb\u7edf\u548c\u8f6f\u4ef6\u5305\u3002<\/p>\n<p>\u6b65\u9aa42\uff1a\u5b89\u88c5SSH<\/p>\n<p>\u5982\u679c\u60a8\u7684Linux\u53d1\u884c\u7248\u6ca1\u6709\u5b89\u88c5SSH\uff0c\u5219\u9700\u8981\u5b89\u88c5\u5b83\u4ee5\u4f7f\u752822\u7aef\u53e3\u3002\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u5728Debian\u7cfb\u5217Linux\u4e0a\u5b89\u88c5SSH\uff1a<\/p>\n<p>sudo apt install openssh-server<\/p>\n<p>\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u5728Red Hat\u7cfb\u5217Linux\u4e0a\u5b89\u88c5SSH\uff1a<\/p>\n<p>sudo yum install openssh-server<\/p>\n<p>\u6b65\u9aa43\uff1a\u7f16\u8f91SSH\u914d\u7f6e\u6587\u4ef6<\/p>\n<p>\u4f7f\u7528\u7f16\u8f91\u5668\u6253\u5f00SSH\u670d\u52a1\u5668\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u8be5\u6587\u4ef6\u901a\u5e38\u4f4d\u4e8e\/etc\/ssh\/sshd_config\u3002\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u4f7f\u7528nano\u7f16\u8f91\u5668\u7f16\u8f91\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<p>sudo nano \/etc\/ssh\/sshd_config<\/p>\n<p>\u6b65\u9aa44\uff1a\u7f16\u8f91\u914d\u7f6e\u6587\u4ef6<\/p>\n<p>\u5728\u6253\u5f00\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u627e\u5230\u4ee5\u4e0b\u884c\uff1a<\/p>\n<p>#Port 22<\/p>\n<p>\u5c06\u8be5\u884c\u4fee\u6539\u4e3a\uff1a<\/p>\n<p>Port 22<\/p>\n<p>\u8bf7\u6ce8\u610f\uff0c\u5982\u679c\u8be5\u884c\u4ee5\u201c#\u201d\u5f00\u5934\uff0c\u5219\u8bf4\u660e\u8be5\u884c\u88ab\u6ce8\u91ca\u4e86\uff0c\u9700\u8981\u5220\u9664\u201c#\u201d\u5e76\u4fee\u6539\u7aef\u53e3\u53f7\u4e3a22\u3002\u5982\u679c\u8be5\u884c\u6ca1\u6709\u88ab\u6ce8\u91ca\uff0c\u5219\u76f4\u63a5\u7f16\u8f91\u7aef\u53e3\u53f7\u4e3a22\u5373\u53ef\u3002<\/p>\n<p>\u6b65\u9aa45\uff1a\u4fdd\u5b58\u914d\u7f6e\u6587\u4ef6<\/p>\n<p>\u5b8c\u6210\u7f16\u8f91\u540e\uff0c\u8bf7\u6309CTRL + X\uff0c\u7136\u540e\u8f93\u5165Y\u4ee5\u4fdd\u5b58\u66f4\u6539\u3002<\/p>\n<p>\u6b65\u9aa46\uff1a\u91cd\u542fSSH\u670d\u52a1<\/p>\n<p>\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u91cd\u542fSSH\u670d\u52a1\uff1a<\/p>\n<p>sudo systemctl restart sshd.service<\/p>\n<p>\u73b0\u5728\uff0cSSH\u670d\u52a1\u5c06\u4f7f\u752822\u7aef\u53e3\u5f00\u542f\u5e76\u76d1\u542c\u8fdc\u7a0b\u8fde\u63a5\u3002<\/p>\n<p>\u5173\u95ed22\u7aef\u53e3<\/p>\n<p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u5173\u95ed22\u7aef\u53e3\u4ee5\u786e\u4fdd\u670d\u52a1\u5668\u7684\u5b89\u5168\u6027\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c\uff1a<\/p>\n<p>\u6b65\u9aa41\uff1a\u7f16\u8f91SSH\u914d\u7f6e\u6587\u4ef6<\/p>\n<p>\u4f7f\u7528\u7f16\u8f91\u5668\u6253\u5f00SSH\u670d\u52a1\u5668\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u8be5\u6587\u4ef6\u901a\u5e38\u4f4d\u4e8e\/etc\/ssh\/sshd_config\u3002\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u4f7f\u7528nano\u7f16\u8f91\u5668\u7f16\u8f91\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<p>sudo nano \/etc\/ssh\/sshd_config<\/p>\n<p>\u6b65\u9aa42\uff1a\u7f16\u8f91\u914d\u7f6e\u6587\u4ef6<\/p>\n<p>\u5728\u6253\u5f00\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u627e\u5230\u4ee5\u4e0b\u884c\uff1a<\/p>\n<p>Port 22<\/p>\n<p>\u5c06\u8be5\u884c\u4fee\u6539\u4e3a\uff1a<\/p>\n<p>#Port 22<\/p>\n<p>\u8bf7\u6ce8\u610f\uff0c\u5982\u679c\u8be5\u884c\u4ee5\u201c#\u201d\u5f00\u5934\uff0c\u5219\u8bf4\u660e\u8be5\u884c\u88ab\u6ce8\u91ca\u4e86\uff0c\u9700\u8981\u5220\u9664\u201c#\u201d\u5e76\u6267\u884c\u6b65\u9aa43\u548c4\uff1b\u5982\u679c\u8be5\u884c\u6ca1\u6709\u88ab\u6ce8\u91ca\uff0c\u5219\u76f4\u63a5\u6267\u884c\u6b65\u9aa43\u548c4\u5373\u53ef\u3002<\/p>\n<p>\u6b65\u9aa43\uff1a\u4fdd\u5b58\u914d\u7f6e\u6587\u4ef6<\/p>\n<p>\u5b8c\u6210\u7f16\u8f91\u540e\uff0c\u8bf7\u6309CTRL + X\uff0c\u7136\u540e\u8f93\u5165Y\u4ee5\u4fdd\u5b58\u66f4\u6539\u3002<\/p>\n<p>\u6b65\u9aa44\uff1a\u91cd\u542fSSH\u670d\u52a1<\/p>\n<p>\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u91cd\u542fSSH\u670d\u52a1\uff1a<\/p>\n<p>sudo systemctl restart sshd.service<\/p>\n<p>\u73b0\u5728\uff0cSSH\u670d\u52a1\u5c06\u65e0\u6cd5\u4f7f\u752822\u7aef\u53e3\u5f00\u542f\u5e76\u76d1\u542c\u8fdc\u7a0b\u8fde\u63a5\u3002<\/p>\n<p>\u672c\u6587\u4ecb\u7ecd\u4e86\u3002\u65e0\u8bba\u60a8\u662f\u5728\u542f\u7528SSH\u670d\u52a1\u8fd8\u662f\u5173\u95edSSH\u670d\u52a1\uff0c\u90fd\u9700\u8981\u7f16\u8f91SSH\u670d\u52a1\u5668\u7684\u914d\u7f6e\u6587\u4ef6\u5e76\u91cd\u542fSSH\u670d\u52a1\u3002\u901a\u8fc7\u6309\u7167\u672c\u6587\u4e2d\u7684\u6b65\u9aa4\uff0c\u60a8\u53ef\u4ee5\u8f7b\u677e\u5730\u7ba1\u7406Linux\u7cfb\u7edf\u4e0a\u768422\u7aef\u53e3\u3002\u5728\u6267\u884c\u4efb\u4f55\u66f4\u6539\u4e4b\u524d\uff0c\u8bf7\u786e\u4fdd\u60a8\u7684\u7cfb\u7edf\u5df2\u66f4\u65b0\uff0c\u5e76\u6267\u884c\u9002\u5f53\u7684\u5b89\u5168\u68c0\u67e5\u3002<\/p>\n<p><strong>\u76f8\u5173\u95ee\u9898\u62d3\u5c55\u9605\u8bfb\uff1a<\/strong><\/p>\n<ul>\n<li>\u5728Linux\u7cfb\u7edf\u4e2d\u7981\u752822\u7aef\u53e3\u4e4b\u540e\u4f1a\u6709\u4ec0\u4e48\u5f71\u54cd\uff1f<\/li>\n<li>centos 5.x \u5982\u4f55\u5173\u95ed 21\u7aef\u53e3 \u56e0\u4e3a linux \u6211\u4e00\u822c \u90fd\u7528sftp \u768422\u7aef\u53e3<\/li>\n<li>\u600e\u4e48\u4fee\u6539linux\u7684ssh\u7ec8\u7aef\u8fdc\u7a0b\u7aef\u53e3\u7684\u65b9\u6cd5<\/li>\n<\/ul>\n<h3>\u5728Linux\u7cfb\u7edf\u4e2d\u7981\u752822\u7aef\u53e3\u4e4b\u540e\u4f1a\u6709\u4ec0\u4e48\u5f71\u54cd\uff1f<\/h3>\n<p>\u4e0d\u80fd SSH \u767b\u5f55\uff08\u5305\u62ec\u4f7f\u7528 ssh \u4f20\u9001\u6587\u4ef6\uff0c\u8fd8\u6709\u901a\u8fc7 ssh \u8fdb\u884c X \u767b\u5f55\uff09\u3002 <\/p>\n<p>\u5c31\u7b97\u4f60\u5f00\u4e86 SSH \u670d\u52a1\uff0c\u4e5f\u4e0d\u80fd\u767b\u9646\u3002<\/p>\n<\/p>\n<p>VPS \u4e2d\u5c31\u662f\u5f71\u54cd VPS \u91cc\u9762\u7cfb\u7edf\u7684 SSH \u3002<\/p>\n<p>\u4f60\u8fdc\u7a0b\u8fde\u63a5 VPS \u865a\u62df\u673a\u7684\u63a7\u5236\u73af\u5883\u4e0d\u53d7\u5f71\u54cd\uff0c\u8fd9\u90e8\u5206\u9632\u706b\u5899\u63a7\u5236\u5fa1\u6e90\u524d\u662f\u5bbf\u4e3b\u673a\u7684\u9650\u5236\u3002<\/p>\n<p>\u3010\u5bbf\u4e3b\u673a -&gt; \u5bbf\u4e3b\u673a\u9632\u706b\u5899\u3011 -&gt; \u3010VPS \u7a0b\u5e8f\u3011 -&gt; \u3010\u865a\u62df\u673a\u7cfb\u7edf -&gt; \u865a\u62df\u88c2\u642d\u673a\u9632\u706b\u5899 -&gt; \u865a\u62df\u673a\u670d\u52a1\u3011<\/p>\n<p>\u6ce8\u610f\u8fd9\u4e2a\u987a\u9547\u6e05\u5e8f\uff0c\u4e0b\u7ea7\u662f\u4e0d\u80fd\u88ab\u4e0a\u7ea7\u63a7\u5236\u7684\u3002<\/p>\n<p>\u3010\u3011 \u91cc\u9762\u7684\u4f60\u53ef\u4ee5\u8ba4\u4e3a\u662f\u4e00\u4e2a\u6574\u4f53\u3002<\/p>\n<p>22\u7aef\u53e3\u662fssh(\u5b89\u5168\u767b\u5f55\u670d\u52a1).\u5982\u679c\u5f00\u542f\u4e86sshd\u5219\u5efa\u8bae\u4e0d\u8981\u7981\u7528.<\/p>\n<p>\u5bf9\u7cfb\u7edf\u8fd0\u884c\u6ca1\u6709\u5f71\u54cd \u5c31\u662f\u7981\u7528\u4e86ssh\u670d\u52a1<\/p>\n<h3>centos 5.x \u5982\u4f55\u5173\u95ed 21\u7aef\u53e3 \u56e0\u4e3a linux \u6211\u4e00\u822c \u90fd\u7528sftp \u768422\u7aef\u53e3<\/h3>\n<p>\u5c06\u4f8d\u90d1\u4f60\u768421\u7aef\u53e3\u6240\u5bf9\u5e94\u7684\u670d\u52a1\u5173\u95ed\uff0c\u5982\u679c\u4f60\u5fc5\u987b\u8981\u542f\u8001\u65c5\u9882\u52a8\u76f8\u5e94\u9547\u6fc0\u670d\u52a1\uff0c\u4fee\u6539\u670d\u52a1\u7684\u914d\u7f6e\uff0c\u5c06\u7aef\u53e321\u6539\u621022\uff0c\u518d\u542f\u52a8\u7684\u65f6\u5019\u81ea\u7136\u5c31\u4e0d\u4f1a\u542f\u52a821\u7aef\u53e3\u4e86<\/p>\n<p>\u4f7f\u7528Linux\u7684\u9632\u706b\u5899\u5de5\u5177\uff1a\u8f6e\u548ciptables\u547d\u4ee4<\/p>\n<p>\u7528root\u8d26\u6237\u767b\u5f55\uff0c\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4\uff1a<\/p>\n<p>\u4e4b\u4e00\u6b65\uff1a\u6b7c\u8fc5\u5728\u9632\u706b\u5899\u4e2d\u5199\u5165\u5173\u95ed21\u7aef\u53e3\u7684\u89c4\u5219<\/p>\n<p># iptables -A INPUT -p tcp \u2013dport 21 -j DROP<\/p>\n<p>\u7b2c\u4e8c\u6b65\uff1a\u4fdd\u5b58\u9632\u706b\u5899\u6c0f\u6850\u6b64\u89c4\u5219<\/p>\n<p># service iptables save<\/p>\n<p>\u5982\u679c\u4e0d\u6267\u884c\u7b2c\u4e8c\u6b65\uff0c\u90a3\u4e48\u4e4b\u4e00\u6b65\u547d\u4ee4\u7684\u6548\u679c\u5728Linux\u91cd\u542f\u540e\u5c06\u4f1a\u5931\u6548\u3002<\/p>\n<p>\u795d\u597d\u8fd0\uff01<\/p>\n<p>service vsftpd stop<\/p>\n<p>chkconfig vsftpd off<\/p>\n<p>\u8fd8\u53ef\u4ee5\u7684\uff0c\u4f60\u53ef\u4ee5\u8bd5\u8bd5\u54e6<\/p>\n<h3>\u600e\u4e48\u4fee\u6539linux\u7684ssh\u7ec8\u7aef\u8fdc\u7a0b\u7aef\u53e3\u7684\u65b9\u6cd5<\/h3>\n<p>ssh\u670d\u94c5\u62c6\u52a1\u5668\u7684\u914d\u7f6e\u6587\u4ef6\u662f\u5728\/etc\/ssh\/sshd_config<\/p>\n<p>\u6253\u5f00\u6587\u4ef6 vi \/etc\/ssh\/sshd_config<\/p>\n<p>\u627e\u5230#port 22 \u8fd9\u4e00\u884c\uff0c\u9ed8\u8ba4\u7aef\u53e3 22<\/p>\n<p>\u53ef\u4ee5\u628a\u524d\u9762\u7684#\u5220\u9664\uff0c\u7136\u540e\u628a 22\u6539\u4e3a\u5176\u5b83\u7684\u7aef\u53e3<\/p>\n<p>\u6bd4\u5982\uff1aPort 4999<\/p>\n<p>ssh\u5ba2\u6237\u7aef\u7684\u914d\u7f6e\u6587\u4ef6\u662f\u5728\/etc\/ssh\/\u5ca9\u5385ssh_config<\/p>\n<p>\u6253\u5f00\u6587\u4ef6 vi \/etc\/ssh\/ssh_config<\/p>\n<p>\u627e\u5230\u7c97\u6fc0\u9690#port 22 \u8fd9\u4e00\u884c\uff0c\u9ed8\u8ba4\u7aef\u53e3 22<\/p>\n<p>\u53ef\u4ee5\u628a\u524d\u9762\u7684#\u5220\u9664\uff0c\u7136\u540e\u628a 22\u6539\u4e3a\u5176\u5b83\u7684\u7aef\u53e3<\/p>\n<p>\u6bd4\u5982\uff1aPort 4999<\/p>\n<p>\u3000\u3000\u4fee\u6539linux\u7684ssh\u7ec8\u7aef\u8fdc\u7a0b22\u7aef\u53e3\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n<p>\u6253\u5f00\u8fdc\u7a0b\u8fdb\u5165Linux\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p>\u5728\/etc\/ssh\/sshd_config\u6587\u4ef6\u4e2d\u914d\u7f6essh\u6587\u4ef6\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p>\u901a\u8fc7vi \/etc\/ssh\/sshd_config\u6587\u4ef6\u4fee\u6539\u7965\u621a\u6b63\u7aef\u53e3\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p>\u63a5\u4e0b\u6765\u627e\u5230#port 22\u8fd9\u4e00\u884c\uff0c\u5176\u4e2d\u9ed8\u8ba4\u7aef\u53e3\u662f22\uff0c\u8fdb\u884c\u7aef\u53e3\u7684\u4fee\u6539\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p>\u7136\u8c28\u6094\u540e\u91cd\u542fssh\uff0cssh\u7684\u7aef\u53e3\u5c31\u662f\u4fee\u6539\u4e4b\u540e\u7684\u4e86\u3002\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p>\u63a5\u4e0b\u6765\u68c0\u6d4b\u7cfb\u7edf\u662f\u5426\u5df2\u7ecf\u4ed4\u5c18\u76d1\u542c\u5230\u4fee\u6539\u4e4b\u540e\u7684\u7aef\u53e3\u4e86\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p>\u4f60\u597d\uff0c\u4ee5\u4e0b\u65b9\u6cd5\u6539\u4f0f\u5907\u53ef\u4ee5\u8bd5\u8bd5<\/p>\n<p>\u7b2c1\u6b65\uff1a\u5047\u5982\u8981\u9650\u5236\u901a\u8fc7SSH\u767b\u9646Linux\u7684IP\uff0c\u90a3\u4e48\u53ef\u4ee5\u5982\u4e0b\u505a\uff1a<\/p>\n<p>\u3000\u3000\u9996\u5148\uff1a\u4fee\u6539\/etc\/hosts.deny\uff0c\u5728\u5176\u4e2d\u52a0\u5165sshd:ALL,\u6ce8\u610f\u4e0d\u80fd\u52a0#\u53f7<\/p>\n<p>\u3000\u3000\u7136\u540e\uff1a\u4fee\u6539\uff1a\/etc\/hosts.allow\uff0c\u5728\u5176\u4e2d\u8fdb\u884c\u5982\u4e0b\u8bbe\u7f6e\uff1asshd:192.168.1.16<\/p>\n<p>\u3000\u3000\u8fd9\u6837\u8bbe\u7f6e\u5c31\u53ea\u5141\u8bb8192.168.1.16\u7684IP\u901a\u8fc7SSH\u767b\u9646\u4e0aLINUX\u673a\u5668\u4e86\u3002<\/p>\n<p>\u3000\u3000\u5f53\u7136\u5728\u505a\u4e3a\u670d\u52a1\u5668\u65b9\u9762\uff0c\u4e0d\u5b89\u88c5gnome\u548cKDE\u56fe\u5f62\u5316\u754c\u9762\uff0c\u53ef\u4ee5\u589e\u52a0\u5b89\u5168\u7cfb\u6570\u3002<\/p>\n<p>\u3000\u3000\u7b2c2\u6b65\uff1a\u4fee\u6539\u914d\u7f6e\u6587\u4ef6<\/p>\n<p>\u3000\u3000vi \/etc\/ssh\/sshd_config<\/p>\n<p>\u3000\u3000\u627e\u5230#Port 22\u4e00\u6bb5\uff0c\u8fd9\u91cc\u662f\u6807\u8bc6\u9ed8\u8ba4\u4f7f\u5385\u4fe1\u752822\u7aef\u53e3\uff0c\u4fee\u6539\u4e3a\u5982\u4e0b\uff1a<\/p>\n<p>\u3000\u3000Port 22<\/p>\n<p>\u3000\u3000Port 999<\/p>\n<p>\u3000\u3000\u53bb\u6389\u524d\u9762\u7684#\u53f7\u3002<\/p>\n<p>\u3000\u3000\u7136\u540e\u4fdd\u5b58\u9000\u51fa<\/p>\n<p>\u3000\u3000\u5728\u7ec8\u7aef\u8f93\u5165\u547d\u4ee4\uff1a\/etc\/init.d\/sshd restart \u91cd\u65b0\u542f\u52a8ssh\u670d\u52a1\u3002<\/p>\n<p>\u3000\u3000\u8fd9\u6837SSH\u7aef\u53e3\u5c06\u540c\u65f6\u5de5\u4f5c\u4e0e22\u548c999\u4e0a\u3002<\/p>\n<p>\u3000\u3000\u73b0\u5728\u7f16\u8f91\u9632\u706b\u5899\u914d\u7f6e\uff1avi \/etc\/sysconfig\/iptables<\/p>\n<p>\u3000\u3000\u542f\u7528999\u7aef\u53e3\u3002<\/p>\n<p>\u3000\u3000-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 999 -j ACCEPT<\/p>\n<p>\u3000\u3000\u5728\u7ec8\u7aef\u8f93\u5165\u547d\u4ee4\uff1a\/etc\/init.d\/iptables restart \u91cd\u65b0\u542f\u52a8\u9632\u706b\u5899\u7684\u8bbf\u95ee\u89c4\u5219\u3002<\/p>\n<p>\u7b2c1\u6b65\uff1a\u5047\u5982\u8981\u9650\u5236\u901a\u8fc7SSH\u767b\u9646Linux\u7684IP\uff0c\u90a3\u4e48\u53ef\u4ee5\u5982\u4e0b\u505a\uff1a<\/p>\n<p>\u3000\u3000\u9996\u5148\uff1a\u4fee\u6539\/etc\/hosts.deny\uff0c\u5728\u5176\u4e2d\u52a0\u5165sshd:ALL,\u6ce8\u610f\u4e0d\u80fd\u52a0#\u53f7<\/p>\n<p>\u3000\u3000\u7136\u540e\uff1a\u4fee\u6539\uff1a\/etc\/hosts.allow\uff0c\u5728\u5176\u4e2d\u8fdb\u884c\u5982\u4e0b\u8bbe\u7f6e\uff1asshd:192.168.1.16<\/p>\n<p>\u3000\u3000\u8fd9\u6837\u8bbe\u7f6e\u5c31\u53ea\u5141\u8bb8192.168.1.16\u7684IP\u901a\u8fc7SSH\u767b\u9646\u4e0aLINUX\u673a\u5668\u4e86\u3002<\/p>\n<p>\u3000\u3000\u5f53\u7136\u5728\u505a\u4e3a\u670d\u52a1\u5668\u65b9\u6838\u6bc1\u9762\uff0c\u4e0d\u5b89\u88c5gnome\u548cKDE\u56fe\u5f62\u5316\u754c\u9762\uff0c\u53ef\u4ee5\u589e\u52a0\u5b89\u5168\u7cfb\u6570\u3002<\/p>\n<p>\u3000\u3000\u7b2c2\u6b65\uff1a\u4fee\u6539\u914d\u7f6e\u6587\u4ef6<\/p>\n<p>\u3000\u3000vi \/etc\/ssh\/sshd_config<\/p>\n<p>\u3000\u3000\u627e\u5230#Port 22\u4e00\u6bb5\uff0c\u8fd9\u91cc\u662f\u6807\u8bc6\u9ed8\u8ba4\u4f7f\u752822\u7aef\u53e3\uff0c\u4fee\u6539\u4e3a\u5982\u4e0b\uff1a<\/p>\n<p>\u3000\u3000Port 22<\/p>\n<p>\u3000\u3000Port 999<\/p>\n<p>\u3000\u3000\u53bb\u6389\u524d\u9762\u7684#\u53f7\u3002<\/p>\n<p>\u3000\u3000\u7136\u540e\u4fdd\u5b58\u9000\u51fa<\/p>\n<p>\u3000\u3000\u5728\u7ec8\u7aef\u8f93\u5165\u547d\u4ee4\uff1a\/etc\/init.d\/sshd restart \u91cd\u65b0\u542f\u52a8ssh\u670d\u52a1\u3002<\/p>\n<p>\u3000\u3000\u8fd9\u6837SSH\u7aef\u53e3\u5c06\u540c\u65f6\u5de5\u4f5c\u4e0e22\u548c999\u4e0a\u3002<\/p>\n<p>\u3000\u3000\u73b0\u5728\u7f16\u8f91\u9632\u706b\u5899\u914d\u7f6e\uff1avi \/etc\/sysconfig\/iptables<\/p>\n<p>\u3000\u3000\u542f\u7528999\u7aef\u53e3\u3002<\/p>\n<p>\u3000\u3000-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 999 -j ACCEPT<\/p>\n<p>\u3000\u3000\u5728\u7ec8\u7aef\u8f93\u5165\u547d\u4ee4\uff1a\/etc\/init.d\/iptables restart \u91cd\u65b0\u542f\u52a8\u9632\u706b\u5899\u7684\u8bbf\u95ee\u89c4\u5219\u3002<\/p>\n<p>\u5173\u4e8elinux\u6253\u5f00\u5173\u95ed22\u7aef\u53e3\u7684\u4ecb\u7ecd\u5230\u6b64\u5c31\u7ed3\u675f\u4e86\uff0c\u4e0d\u77e5\u9053\u4f60\u4ece\u4e2d\u627e\u5230\u4f60\u9700\u8981\u7684\u4fe1\u606f\u4e86\u5417 \uff1f\u5982\u679c\u4f60\u8fd8\u60f3\u4e86\u89e3\u66f4\u591a\u8fd9\u65b9\u9762\u7684\u4fe1\u606f\uff0c\u8bb0\u5f97\u6536\u85cf\u5173\u6ce8\u672c\u7ad9\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>\u5728Linux\u7cfb\u7edf\u4e2d\uff0c22\u7aef\u53e3\u662fSSH\u670d\u52a1\u7684\u9ed8\u8ba4\u7aef\u53e3\uff0c\u7528\u4e8e\u8fdc\u7a0b\u767b\u5f55\u548c\u7ba1\u7406\u670d\u52a1\u5668\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u5173\u95ed22 [&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-135440","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/135440","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=135440"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/135440\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=135440"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=135440"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=135440"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}