当我使用 PUTTY 通过 Windows 在我的云中进行连接时，连接最多可在大约 3 秒内建立。
当我通过 Ubuntu 连接时，它是“加载、加载、加载”......大约 10 秒后要求输入密码，然后再等待 2 秒，它连接。
这是为什么？
[编辑]
[调试] -v
debug1: ssh_rsa_verify: signature correct
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: Roaming not allowed by server
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey,gssapi-keyex,gssapi-with-mic,password
debug1: Next authentication method: gssapi-keyex
debug1: No valid Key exchange context
debug1: Next authentication method: gssapi-with-mic
debug1: Unspecified GSS failure. Minor code may provide more information
Cannot determine realm for numeric host address
debug1: Unspecified GSS failure. Minor code may provide more information
Cannot determine realm for numeric host address
debug1: Unspecified GSS failure. Minor code may provide more information
debug1: Unspecified GSS failure. Minor code may provide more information
Cannot determine realm for numeric host address
debug1: Next authentication method: publickey
debug1: Offering RSA public key: /home/patrick/.ssh/id_rsa
debug1: Authentications that can continue: publickey,gssapi-keyex,gssapi-with-mic,password
debug1: Trying private key: /home/patrick/.ssh/id_dsa
debug1: Trying private key: /home/patrick/.ssh/id_ecdsa
debug1: Next authentication method: password
最佳答案
尝试通过 ip 而不是主机名连接。当名称解析花费的时间过长时，有时会出现滞后。
关于linux - Putty 连接速度快，Ubuntu (linux) 终端不行，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/13210791/