{"id":3925,"date":"2019-10-17T18:42:12","date_gmt":"2019-10-17T10:42:12","guid":{"rendered":"https:\/\/damogame.cn\/wordpress\/?p=3925"},"modified":"2019-10-17T18:45:57","modified_gmt":"2019-10-17T10:45:57","slug":"centos7-%e8%87%aa%e5%ae%9a%e4%b9%89%e7%99%bb%e5%bd%95%e5%89%8d%e5%90%8e%e6%ac%a2%e8%bf%8e%e4%bf%a1%e6%81%af%ef%bc%88%e6%ad%a3%e5%9c%a8%e4%bd%bf%e7%94%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/3925","title":{"rendered":"CentOS7 \u81ea\u5b9a\u4e49\u767b\u5f55\u524d\u540e\u6b22\u8fce\u4fe1\u606f\uff08\u6b63\u5728\u4f7f\u7528\uff09"},"content":{"rendered":"<p><a href=\"https:\/\/www.cnblogs.com\/cnjavahome\/p\/8476462.html\">\u539f\u6587\u5730\u5740<\/a><\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"http:\/\/patorjk.com\/software\/taag\">Banner\u751f\u6210\u5730\u5740<\/a><\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u4e00\u3001\u6458\u8981<\/strong><\/p>\n<p>\u672c\u4eba\u5f53\u524d\u4f7f\u7528\u7684\u662f\u963f\u91cc\u4e91 ECS \u670d\u52a1\u5668\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4e3a linux\uff0c\u53d1\u884c\u7248\u4e3a CentOS 7.4.1708\u3002\u7cfb\u7edf\u9ed8\u8ba4\u90fd\u5df2\u7ecf\u63d0\u4f9b\u4e86\u6b22\u8fce\u4fe1\u606f\uff0c\u4f46\u662f\u81ea\u5df1\u4e5f\u53ef\u4ee5\u4fee\u6539\uff0c\u5b9e\u73b0\u4e2a\u6027\u5316\u3002<\/p>\n<p><strong>\u4e8c\u3001\u4fee\u6539\u6b22\u8fce\u4fe1\u606f<\/strong><\/p>\n<p><strong>2.1 \u666e\u901a\u767b\u5f55\u524d<\/strong><\/p>\n<p>\u5f53\u524d\u7cfb\u7edf\u542f\u52a8\u540e\uff0c\u767b\u5f55\u524d\u7684\u63d0\u793a\u4fe1\u606f\u4e3a\uff1a<\/p>\n<p>CentOS Linux 7 (Core)<br \/>\nKernel 3.10.0-693.2.2.el7.x86_64 on an x86_64<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/713744\/201802\/713744-20180226215256167-1995656075.png\" alt=\"\" \/><\/p>\n<p>\u5728\u767b\u5f55\u7cfb\u7edf\u8f93\u5165\u7528\u6237\u540d\u4e4b\u524d\uff0c\u53ef\u4ee5\u770b\u5230\u5982\u4e0a\u56fe\u6240\u793a\u7684\u4fe1\u606f\uff0c\u8fd9\u91cc\u4f1a\u663e\u793a linux \u53d1\u884c\u7248\u672c\u540d\u79f0\uff0c\u5185\u6838\u7248\u672c\u53f7\uff0c\u65e5\u671f\uff0c\u673a\u5668\u4fe1\u606f\u7b49\u7b49\u4fe1\u606f\uff0c\u8981\u8bbe\u7f6e\u7684\u8bdd\uff0c\u9996\u5148\u6253\u5f00\u00a0<strong>\/etc\/issue<\/strong>\u00a0\u6587\u4ef6\uff0c\u53ef\u4ee5\u770b\u5230\u91cc\u9762\u662f\u8fd9\u6837\u4e00\u6bb5&#8221;Welcome to -kernel \u540e\u63a5\u5404\u9879\u53c2\u6570\\&#8221;<br \/>\n\u540e\u63a5\u7684\u53c2\u6570\u7684\u5404\u9879\u8bf4\u660e\uff1a<\/p>\n<p><strong>\\d \u663e\u793a\u5f53\u524d\u65e5\u671f\uff1b<\/strong><br \/>\n\\l \u663e\u793a\u865a\u62df\u63a7\u5236\u53f0\u53f7\uff1b<br \/>\n<strong>\\m \u663e\u793a\u673a\u5668\u7c7b\u578b\uff0c\u5373 CPU \u67b6\u6784\uff0c\u5982 i386 \u6216 x86_64 \u7b49\uff08\u76f8\u5f53\u4e8e uname -m\uff09\uff1b<\/strong><br \/>\n<strong>\\n \u663e\u793a\u4e3b\u673a\u7684\u7f51\u7edc\u540d\uff08\u76f8\u5f53\u4e8e uname -n\uff09\uff1b<\/strong><br \/>\n\\o \u663e\u793a\u57df\u540d\uff1b<br \/>\n<strong>\\r \u663e\u793a Kernel \u5185\u6838\u7248\u672c\u53f7\uff08\u76f8\u5f53\u4e8e uname -r\uff09\uff1b<\/strong><br \/>\n\\t \u663e\u793a\u5f53\u524d\u65f6\u95f4\uff1b<br \/>\n\\s \u663e\u793a\u5f53\u524d\u64cd\u4f5c\u7cfb\u7edf\u540d\u79f0\uff1b<br \/>\n\\u \u663e\u793a\u5f53\u524d\u767b\u5f55\u7528\u6237\u7684\u7f16\u53f7\uff0c\\U \u663e\u793a\u5f53\u524d\u767b\u5f55\u7528\u6237\u7684\u7f16\u53f7\u548c\u7528\u6237\uff1b<br \/>\n\\v \u663e\u793a\u5f53\u524d\u64cd\u4f5c\u7cfb\u7edf\u7684\u7248\u672c\u65e5\u671f\uff1b<\/p>\n<p>\u5f53\u524d\u4fe1\u606f\u4e3a\uff1a<\/p>\n<p>[root@ryan ~]# cat \/etc\/issue<br \/>\n\\S<br \/>\nKernel \\r on an \\m<\/p>\n<p>[root@ryan ~]#<\/p>\n<p>\u4fee\u6539\u4e3a\uff1a<\/p>\n<p>[root@ryan ~]# cat \/etc\/issue<br \/>\n\\S<br \/>\nKernel \\r on an \\m<br \/>\n\\t \\d<\/p>\n<p>[root@ryan ~]#<\/p>\n<p>\u4fee\u6539\u540e\u663e\u793a\u5982\u4e0b\uff0c\u591a\u4e86\u4e2a\u65f6\u95f4\u548c\u65e5\u671f\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/713744\/201802\/713744-20180226223136004-1494909855.png\" alt=\"\" \/><\/p>\n<p><strong>\u603b\u7ed3\uff1a\u4fee\u6539\u00a0\/etc\/issue \u6587\u4ef6\u3002<\/strong><\/p>\n<p><strong>\u6ce8\u610f\uff1a\u53ea\u4f1a\u5728\u666e\u901a\u767b\u5f55\u65f6\u624d\u4f1a\u663e\u793a\uff0c\u8fdc\u7a0b ssh \u8fde\u63a5\u7684\u65f6\u5019\u5e76\u4e0d\u4f1a\u663e\u793a\u6b64\u4fe1\u606f\u3002<\/strong><\/p>\n<p><strong>2.2 ssh \u8f93\u5165\u7528\u6237\u540d\u540e\u6b22\u8fce\u4fe1\u606f\u8bbe\u7f6e<\/strong><\/p>\n<p>\u5f53\u524d\u8f93\u5165\u7528\u6237\u540e\uff0c\u5e76\u6ca1\u6709\u663e\u793a\u4efb\u4f55\u6b22\u8fce\u4fe1\u606f\uff0c\u800c\u662f\u76f4\u63a5\u5f39\u51fa\u8f93\u5165\u5bc6\u7801\u63d0\u793a\u3002<\/p>\n<p>\u67e5\u770b\u00a0<strong>\/etc\/ssh\/sshd_config<\/strong>\u00a0\u4e2d\u7684\u00a0<strong>Banner<\/strong>\u00a0\u8bbe\u7f6e\uff0c\u663e\u793a\u5f53\u524d\u6ca1\u6709\u5b9a\u4e49\u8be5\u6587\u4ef6\uff1a<\/p>\n<p>[root@ryan ~]# cat \/etc\/ssh\/sshd_config -n |grep -i Banner<br \/>\n112 # no default banner path<br \/>\n113 #Banner none<\/p>\n<p>\u5728\u5176\u4e2d\u6dfb\u52a0\u5bf9\u5e94\u7684 Banner \u6587\u4ef6\u8def\u5f84\uff1a<\/p>\n<p><strong>Banner \/etc\/ssh\/banner<\/strong><\/p>\n<p>\u7136\u540e\u5728\u81ea\u5df1\u521b\u5efa \/etc\/ssh\/banner \u6587\u4ef6\uff0c\u6587\u4ef6\u5185\u5bb9\u5373\u4e3a\u8f93\u5165\u7528\u6237\u540d\u540e\u7684\u6b22\u8fce\u4fe1\u606f\u3002<\/p>\n<p>\u6bd4\u5982\u6dfb\u52a0\uff1aWelcome to ryan&#8217;s World<\/p>\n<p>\u4fee\u6539\u5b8c\u00a0\/etc\/ssh\/sshd_config \u6587\u4ef6\u540e\uff0c\u6267\u884c\u5982\u4e0b\u547d\u4ee4\u91cd\u65b0\u52a0\u8f7d\uff1a<\/p>\n<p><strong>service sshd reload<\/strong><\/p>\n<p>\u91cd\u65b0\u767b\u5f55\u7528\u6237\u540d\uff0c\u53d1\u73b0\u663e\u793a\u4e86\u6b22\u8fce\u4fe1\u606f\uff1b<\/p>\n<p>login as: xxxx<br \/>\nWelcome to ryan&#8217;s World<br \/>\nxxxx@xxxx&#8217;s password:<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/713744\/201802\/713744-20180226231111316-1466396590.png\" alt=\"\" \/><\/p>\n<p><strong>\u603b\u7ed3\uff1a\u4fee\u6539\u00a0\/etc\/ssh\/sshd_config \u6587\u4ef6\uff0c\u6dfb\u52a0 Banner \u9879\uff0c\u5e76\u521b\u5efa Banner \u5bf9\u5e94\u7684\u6587\u4ef6\u3002<\/strong><\/p>\n<p><strong>\u6ce8\u610f\uff1a\u6b64\u4fe1\u606f\u53ea\u5728 ssh \u8f93\u5165\u7528\u6237\u540d\u540e\u663e\u793a\uff0c\u5728\u666e\u901a\u767b\u5f55\u8f93\u5165\u7528\u6237\u540d\u540e\u4e0d\u663e\u793a\u3002<\/strong><\/p>\n<p><strong>2.3\u00a0ssh \u8f93\u5165\u5bc6\u7801\u540e\u6b22\u8fce\u4fe1\u606f\u8bbe\u7f6e<\/strong><\/p>\n<p>\u5f53\u524d\u8f93\u5165\u5bc6\u7801\u767b\u5f55\u540e\u7684\u63d0\u793a\u4fe1\u606f\u4e3a\uff1a<\/p>\n<p>Last login: Mon Feb 26 23:01:47 2018<\/p>\n<p>Welcome to Alibaba Cloud Elastic Compute Service !<\/p>\n<p>[root@ryan ~]#<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/713744\/201802\/713744-20180226231723678-611818478.png\" alt=\"\" \/><\/p>\n<p>\u53ef\u4ee5\u4fee\u6539\u00a0<strong>\/etc\/motd<\/strong>\u00a0\u6587\u4ef6\uff0c\u5b9a\u4e49 ssh \u6210\u529f\u767b\u5f55\u540e\u7684\u6b22\u8fce\u4fe1\u606f\u3002<\/p>\n<p>\u6bd4\u5982\u6dfb\u52a0\uff1aThis is ryan&#8217;s Server !<\/p>\n<p>\u5219\u663e\u793a\u4e3a\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2018.cnblogs.com\/blog\/713744\/201802\/713744-20180227231536131-1148863877.png\" alt=\"\" \/><\/p>\n<p><strong>\u603b\u7ed3\uff1a\u4fee\u6539\u00a0\/etc\/motd \u6587\u4ef6\u3002<\/strong><\/p>\n<p><strong>\u6ce8\u610f\uff1a\u6b64\u4fe1\u606f\u4e0d\u4ec5\u5728 ssh \u8f93\u5165\u5bc6\u7801\u6210\u529f\u767b\u5f55\u540e\u663e\u793a\uff0c\u800c\u4e14\u5728\u666e\u901a\u767b\u5f55\u6210\u529f\u540e\u4e5f\u4f1a\u663e\u793a\u3002<\/strong><\/p>\n<p>\u4e0d\u4ec5\u53ef\u4ee5\u81ea\u5b9a\u4e49\u6587\u5b57\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u7f51\u7ad9\u63d0\u4f9b\u7684\u6587\u5b57\u8f6c Ascii \u7801\u7684\u529f\u80fd\uff0c\u5c06\u81ea\u5df1\u9700\u8981\u7684\u6587\u5b57\u8f6c\u6210\u4e0d\u540c\u6837\u5f0f\u7684\u5b57\u7b26\uff1a<\/p>\n<p>Ascii Generator\uff1a<a href=\"http:\/\/www.network-science.de\/ascii\/\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/www.network-science.de\/ascii\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u539f\u6587\u5730\u5740 &nbsp; Banner\u751f\u6210<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[117],"class_list":["post-3925","post","type-post","status-publish","format-standard","hentry","tag-01-linux"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/3925","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=3925"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/3925\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=3925"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=3925"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=3925"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}