1、问题描述使用putty连接EAS Cloud 8.8 服务端ubuntu22.04,报错如下Couldn’t agree a key exchange algorithm:2、原因分析Linux版本更新过快,服务器支持的加密算法已经更新,老版本的Putty工具不足以支持SSH服务器新的加密算法而报错3、操作步骤解决
Views:5,449 Sometimes we SSH onto a device using putty we get an error “Couldn’t agree a key exchange algorithm” and SSH onto the device fails. There could be many reasons behind this. In this article, we will discuss one of the methods to resolve the error. ...
* verify_ssh_host_key. * * (askhk is used in the case where we're using a host key below the * warning threshold because that's all we have cached, but at least * one acceptable algorithm is available that we don't have cached.) */ ...
* (askhk is used in the case where we're using a host key below the * warning threshold because that's all we have cached, but at least * one acceptable algorithm is available that we don't have cached.) */ int askalg(void *frontend, const char *algtype, const char *algname, ...