Debian 8 jessie, OpenSSH ssh connection server responded Algorithm negotiation failed

安装了debian 8.5 就出问题了.

root@debian8:~# lsb_release -a白天图挂了，手动上字crt5.1 连提示： 到会话1.1.1.1 的连接失败：                gcm@openssh.com,chacha20-poly1305@openssh.comssh client 提示：Server responded"Algorithm negotiation failed"在配置文件中添加：Ciphers aes128-cbc,aes192-cbc,aes256-cbc,aes128-ctr,aes192-ctr,aes256-ctr,3des-cbc,arcfour128,arcfour256,arcfour,blowfish-cbc,cast128-cbcMACs hmac-md5,hmac-sha1,umac-64@openssh.com,hmac-ripemd160,hmac-sha1-96,hmac-md5-96KexAlgorithms diffie-hellman-group1-sha1,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1,diffie-hellman-group-exchange-sha256,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group1-sha1,curve25519-sha256@libssh.org重启sshd服务后，即可正常连接。ps：导致此问题的原因是ssh升级后，为了安全，默认不在采用原来一些加密算法，我们手工添加进去即可。

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原标题：Debian 8 jessie, OpenSSH ssh connection server responded Algorithm negotiation failed

关键词：SSH