openstack 使用官方centos7通用云镜像创建实例后不能用crt等工具登录
openstack 使用官方centos7通用云镜像创建实例后,不能用crt等工具登录,ssh是可以连接的,用crt、putty、xhell之类的工具不能登录,提示“The server's host key failed to verify. This could mean that the server you are connected to is impersonating the server it claims to be. A connection could not be es”,求解答