我试图设置ssh服务器没有publickey，与openssh服务器6.7p1-5
改了sshd_config
RSAAuthentication no PubkeyAuthentication no PasswordAuthentication yes 重新启动ssh服务
从客户端：
ssh -o PreferredAuthentications=password -o PubkeyAuthentication=no [email protected] -v OpenSSH_7.2p2 Ubuntu-4, OpenSSL 1.0.2g-fips 1 Mar 2016 debug1: Reading configuration data /etc/ssh/ssh_config debug1: /etc/ssh/ssh_config line 19: Applying options for * debug1: Connecting to 127.0.0.1 [127.0.0.1] port 22. debug1: Connection established. debug1: identity file /home/leggenda/.ssh/id_rsa type 1 debug1: key_load_public: No such file or directory debug1: identity file /home/leggenda/.ssh/id_rsa-cert type -1 debug1: key_load_public: No such file or directory debug1: identity file /home/leggenda/.ssh/id_dsa type -1 debug1: key_load_public: No such file or directory debug1: identity file /home/leggenda/.ssh/id_dsa-cert type -1 debug1: key_load_public: No such file or directory debug1: identity file /home/leggenda/.ssh/id_ecdsa type -1 debug1: key_load_public: No such file or directory debug1: identity file /home/leggenda/.ssh/id_ecdsa-cert type -1 debug1: key_load_public: No such file or directory debug1: identity file /home/leggenda/.ssh/id_ed25519 type -1 debug1: key_load_public: No such file or directory debug1: identity file /home/leggenda/.ssh/id_ed25519-cert type -1 debug1: Enabling compatibility mode for protocol 2.0 debug1: Local version string SSH-2.0-OpenSSH_7.2p2 Ubuntu-4 debug1: Remote protocol version 2.0, remote software version OpenSSH_7.2p2 Ubuntu-4 debug1: match: OpenSSH_7.2p2 Ubuntu-4 pat OpenSSH* compat 0x04000000 debug1: Authenticating to 127.0.0.1:22 as 'test' debug1: SSH2_MSG_KEXINIT sent debug1: SSH2_MSG_KEXINIT received debug1: kex: algorithm: [email protected] debug1: kex: host key algorithm: ecdsa-sha2-nistp256 debug1: kex: server->client cipher: [email protected] MAC: <implicit> compression: none debug1: kex: client->server cipher: [email protected] MAC: <implicit> compression: none debug1: expecting SSH2_MSG_KEX_ECDH_REPLY debug1: Server host key: ecdsa-sha2-nistp256 SHA256:mWc3EWaFDUzSjUjmhVvgNibVFgzWHnowAIXNAbApgJ8 The authenticity of host '127.0.0.1 (127.0.0.1)' can't be established. ECDSA key fingerprint is SHA256:mWc3EWaFDUzSjUjmhVvgNibVFgzWHnowAIXNAbApgJ8. Are you sure you want to continue connecting (yes/no)? yes Warning: Permanently added '127.0.0.1' (ECDSA) to the list of known hosts. debug1: rekey after 134217728 blocks debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug1: rekey after 134217728 blocks debug1: SSH2_MSG_NEWKEYS received debug1: SSH2_MSG_EXT_INFO received debug1: kex_input_ext_info: server-sig-algs=<rsa-sha2-256,rsa-sha2-512> debug1: SSH2_MSG_SERVICE_ACCEPT received debug1: Authentications that can continue: publickey,password debug1: Next authentication method: password [email protected]'s password: debug1: Authentications that can continue: publickey,password Permission denied, please try again. [email protected]'s password: debug1: Authentications that can continue: publickey,password Permission denied, please try again. [email protected]'s password: debug1: Authentications that can continue: publickey,password debug1: No more authentication methods to try. Permission denied (publickey,password).
在这里find答案https://unix.stackexchange.com/questions/145997/trying-to-ssh-to-local-vm-ubuntu-with-putty
在我的本地机器上，ssh服务器正在运行，所以端口与我的虚拟机重叠，所以需要更改设置端口转发，与22示例2222不同，然后访问它ssh -p 2222 username @ vm1-ip