{"id":2961,"date":"2017-12-18T09:53:09","date_gmt":"2017-12-18T01:53:09","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=2961"},"modified":"2017-12-18T09:53:09","modified_gmt":"2017-12-18T01:53:09","slug":"ssh-%e7%99%bb%e5%bd%95%e5%87%ba%e7%8e%b0%e7%9a%84%e5%87%a0%e7%a7%8d%e9%94%99%e8%af%af%e4%bb%a5%e5%8f%8a%e8%a7%a3%e5%86%b3%e5%8a%9e%e6%b3%95","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/jishu\/fuwuqi\/ssh-%e7%99%bb%e5%bd%95%e5%87%ba%e7%8e%b0%e7%9a%84%e5%87%a0%e7%a7%8d%e9%94%99%e8%af%af%e4%bb%a5%e5%8f%8a%e8%a7%a3%e5%86%b3%e5%8a%9e%e6%b3%95\/","title":{"rendered":"ssh \u767b\u5f55\u51fa\u73b0\u7684\u51e0\u79cd\u9519\u8bef\u4ee5\u53ca\u89e3\u51b3\u529e\u6cd5"},"content":{"rendered":"
\n

\u5e38\u51fa\u73b0\u7684\u95ee\u9898\uff1a<\/p>\n

\u95ee\u9898\u4e00<\/p>\n

ssh\u767b\u5f55\u7684\u65f6\u5019\u94fe\u63a5\u7aef\u53e3\u5931\u8d25<\/p>\n

\u63d0\u793a\uff081\uff09\uff1a<\/p>\n

# ssh 192.168.***.**<\/p>\n

ssh: connect to host 192.168.***.** port 22: No route to host<\/p>\n

\u8fd9\u7531\u4e8eserver\u7aef\u6ca1\u6709\u5f00\u673a\u6216\u662f\u7f51\u7edc\u4e0d\u901a\uff08\u8fd9\u4e2a\u539f\u56e0\u5f88\u591a\uff0c\u6700\u7b80\u5355\u7684\u662f\u7f51\u7ebf\u6ca1\u6709\u63d2\u3002\u8fd8\u6709\u5c31\u662f\u53ef\u80fd\u4f1a\u662f\u7f51\u5361down\u4e86\u7b49\uff09\u5982\u679c\u662f\u7f51\u5361down\u4e86ifup\u76f8\u5e94\u7684\u7f51\u5361\u518d\u8bd5\u8bd5<\/p>\n

\u63d0\u793a\uff082\uff09\uff1a<\/p>\n

# ssh zhou@192.168.***.**<\/p>\n

ssh: connect to host 192.168.***.** port 22: Connection refused<\/p>\n

\u8fd9\u662f\u7531\u4e8e\u5bf9\u65b9server\u7684ssh\u670d\u52a1\u6ca1\u6709\u5f00\u3002\u8fd9\u4e2aserver\u7aef\u5f00\u542f\u670d\u52a1\u5373\u53ef\u3002<\/p>\n

\u5982\u4f55\u5f00\u542fssh\u670d\u52a1\u5462\uff1f<\/p>\n

\u9996\u5148\u786e\u4fdd\u8981\u767b\u5f55\u7684\u4e3b\u673a\u5b89\u88c5\u4e86openssh-client\uff08ubuntu\u6709\u9ed8\u8ba4\u5b89\u88c5\uff0c\u5982\u679c\u6ca1\u6709\u5219sudo apt-get install openssh-client\uff09\uff0c\u5982\u679c\u8981\u4f7f\u672c\u673a\u5f00\u653eSSH\u670d\u52a1\u5c31\u9700\u8981\u5b89\u88c5 openssh-server\u00a0sudo apt-get install openssh-server
\n\u7136\u540e\u786e\u8ba4sshserver\u662f\u5426\u542f\u52a8\u4e86\uff1a
\nps -e |grep ssh
\n\u5982\u679c\u770b\u5230sshd\u90a3\u8bf4\u660essh-server\u5df2\u7ecf\u542f\u52a8\u4e86\u3002
\n\u5982\u679c\u6ca1\u6709\u5219\u53ef\u4ee5\u8fd9\u6837\u542f\u52a8\uff1asudo \/etc\/init.d\/ssh start
\nssh-server\u914d\u7f6e\u6587\u4ef6\u4f4d\u4e8e\/ etc\/ssh\/sshd_config\uff0c\u5728\u8fd9\u91cc\u53ef\u4ee5\u5b9a\u4e49SSH\u7684\u670d\u52a1\u7aef\u53e3\uff0c\u9ed8\u8ba4\u7aef\u53e3\u662f22\uff0c\u4f60\u53ef\u4ee5\u81ea\u5df1\u5b9a\u4e49\u6210\u5176\u4ed6\u7aef\u53e3\u53f7\uff0c\u5982222\u3002
\n\u7136\u540e\u91cd\u542fSSH\u670d\u52a1\uff1a
\nsudo \/etc\/init.d\/ssh stop
\nsudo \/etc\/init.d\/ssh start
\n\u7136\u540e\u4f7f\u7528\u4ee5\u4e0b\u65b9\u5f0f\u767b\u9646SSH\uff1a
\nssh zhou@192.168.***.**\u00a0zhou\u4e3a192.168.***.**\u673a\u5668\u4e0a\u7684\u7528\u6237\uff0c\u9700\u8981\u8f93\u5165\u5bc6\u7801\u3002
\n\u65ad\u5f00\u8fde\u63a5\uff1aexit<\/p>\n

\u95ee\u9898\u4e8c\u3001<\/p>\n

ssh\u5230server\u4e0a\u7684\u65f6\u5019\u5bc6\u7801\u662f\u5bf9\u7684\u4f46\u662f\u62a5\u5982\u4e0b\u4fe1\u606f\uff1a<\/p>\n

# ssh 192.168.***.**<\/p>\n

root@192.168.***.**’s password:<\/p>\n

Permission denied, please try again.<\/p>\n

\u8fd9\u4e2a\u662f\u7531\u4e8e\u5982\u679c\u4e0d\u8f93\u5165\u7528\u6237\u540d\u7684\u65f6\u5019\u9ed8\u8ba4\u7684\u662froot\u7528\u6237\uff0c\u4f46\u662f\u5b89\u5168\u671f\u95f4ssh\u670d\u52a1\u9ed8\u8ba4\u6ca1\u6709\u5f00root\u7528\u6237\u7684ssh\u6743\u9650<\/p>\n

\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n

\u8981\u4fee\u6539root\u7684ssh\u6743\u9650\uff0c\u5373\u4fee\u6539 \/etc\/ssh\/sshd_config\u6587\u4ef6\u4e2d<\/p>\n

PermitRootLogin no \u6539\u4e3a PermitRootLogin yes<\/p>\n

\u95ee\u9898\u4e09<\/p>\n

\u767b\u5f55\u662f\u51fa\u73b0\u5982\u4e0b\u63d0\u793a\uff1a<\/p>\n

ssh root@192.168.***.**<\/p>\n

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@<\/p>\n

@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @<\/p>\n

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@<\/p>\n

IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!<\/p>\n

Someone could be eavesdropping on you right now (man-in-the-middle attack)!<\/p>\n

It is also possible that the RSA host key has just been changed.<\/p>\n

The fingerprint for the RSA key sent by the remote host is<\/p>\n

76:fb:b3:70:14:48:19:d6:29:f9:ba:42:46:be:fb:77.<\/p>\n

Please contact your system administrator.<\/p>\n

Add correct host key in \/home\/fante\/.ssh\/known_hosts to get rid of this<\/p>\n

message.<\/p>\n

Offending key in \/home\/fante\/.ssh\/known_hosts:68<\/p>\n

RSA host key for 192.168.***.** has changed and you have requested strict checking.<\/p>\n

Host key verification failed.<\/p>\n

server\u7aef\u5bc6\u7801\u6216\u662f\u5176\u4ed6\u53d1\u751f\u6539\u53d8\u7684\u65f6\u5019\u3002<\/p>\n

\u89e3\u51b3\u65b9\u6cd5\u4e00\u822c\u5c31\u9700\u8981\u5220\u9664~\/.ssh\/known_hosts\u7684\u4e1c\u897f\uff0c\u7136\u540e\u518d\u767b\u5f55\u5373\u53ef\u3002<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

\u5e38\u51fa\u73b0\u7684\u95ee\u9898\uff1a \u95ee\u9898\u4e00 ssh\u767b\u5f55\u7684\u65f6\u5019\u94fe\u63a5\u7aef\u53e3\u5931\u8d25 \u63d0\u793a\uff081\uff09\uff1a # ssh 192.168.***.** … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[49,9],"tags":[],"class_list":["post-2961","post","type-post","status-publish","format-standard","hentry","category-linux","category-fuwuqi"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2961","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=2961"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2961\/revisions"}],"predecessor-version":[{"id":2962,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2961\/revisions\/2962"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=2961"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=2961"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=2961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}