paramiko.ssh_exception.SSHException: 读取 SSH 协议标记时发生错误

2020-09-22 15:31:41,082 | paramiko.transport | DEBUG | starting thread (client mode): 0x1f692748 2020-09-22 15:31:41,083 | paramiko.transport | DEBUG | Local version/idstring: SSH-2.0-paramiko_2.7.2 2020-09-22 15:31:41,154 | paramiko.transport | DEBUG | Banner: 2020-09-22 15:31:41,155 | paramiko.transport | DEBUG | Banner: Starting session with SessionId: <> 2020-09-22 15:31:43,171 | paramiko.transport | ERROR | Exception: Error reading SSH protocol banner 2020-09-22 15:31:43,188 | paramiko.transport | ERROR | Traceback (most recent call last): 2020-09-22 15:31:43,189 | paramiko.transport | ERROR | File "/usr/local/lib/python3.6/dist-packages/paramiko/transport.py", line 2211, in _check_banner 2020-09-22 15:31:43,190 | paramiko.transport | ERROR | buf = self.packetizer.readline(timeout) 2020-09-22 15:31:43,190 | paramiko.transport | ERROR | File "/usr/local/lib/python3.6/dist-packages/paramiko/packet.py", line 380, in readline 2020-09-22 15:31:43,193 | paramiko.transport | ERROR | buf += self._read_timeout(timeout) 2020-09-22 15:31:43,194 | paramiko.transport | ERROR | File "/usr/local/lib/python3.6/dist-packages/paramiko/packet.py", line 622, in _read_timeout 2020-09-22 15:31:43,194 | paramiko.transport | ERROR | raise socket.timeout() 2020-09-22 15:31:43,195 | paramiko.transport | ERROR | socket.timeout 2020-09-22 15:31:43,196 | paramiko.transport | ERROR | 2020-09-22 15:31:43,196 | paramiko.transport | ERROR | During handling of the above exception, another exception occurred: 2020-09-22 15:31:43,197 | paramiko.transport | ERROR | 2020-09-22 15:31:43,198 | paramiko.transport | ERROR | Traceback (most recent call last): 2020-09-22 15:31:43,198 | paramiko.transport | ERROR | File "/usr/local/lib/python3.6/dist-packages/paramiko/transport.py", line 2039, in run 2020-09-22 15:31:43,200 | paramiko.transport | ERROR | self._check_banner() 2020-09-22 15:31:43,200 | paramiko.transport | ERROR | File "/usr/local/lib/python3.6/dist-packages/paramiko/transport.py", line 2216, in _check_banner 2020-09-22 15:31:43,201 | paramiko.transport | ERROR | "Error reading SSH protocol banner" + str(e) 2020-09-22 15:31:43,202 | paramiko.transport | ERROR | paramiko.ssh_exception.SSHException: Error reading SSH protocol banner