linux 系统之间用sftp传文件，报错消息验证码不正确
两台服务器连接通过纵密装置，下级服务器用sftp去上级服务器获取升级包，报错sh dispatch run fatal: Connection to ..*.*port 5011: message authentication code incorrect
Connection closed.
vim /etc/ssh/ssh_config
添加如下一行即可
HostKeyAlgorithms ssh-rsa
vim /etc/ssh/ssh_config
添加如下一行即可
HostKeyAlgorithms ssh-rsa