Cannot negotiate, proposals do not match 规格严格

转：

https://blog.csdn.net/wumingxiaozei/article/details/118027266

https://blog.csdn.net/itkool/article/details/79460408?spm=1001.2101.3001.6661.1&utm_medium=distribute.pc_relevant_t0.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1.pc_relevant_paycolumn_v3&depth_1-utm_source=distribute.pc_relevant_t0.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1.pc_relevant_paycolumn_v3&utm_relevant_index=1

要么是MACs，要么是KexAlgorithms

位置:/etc/ssh/sshd_config