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Amanda_jx: Enter passphrase (empty for no passphrase): Enter same passphrase again: Your identification has been saved in /etc/ssh/ssh_host_rsa_key. Your public key has been saved in /etc/ssh/ssh_host_rsa_key.pub. The key fingerprint is: SHA256:V3grZVJIiT54+YBHGbFtGDhwVkF4+w1hYrCLT8qyTdY root@LAPTOP-1NOT4639 The key's randomart image is: +---[RSA 2048]----+ | ..+*BB.o. | | o+.B==o | | .Oo==.= | | .o.O..* . | | . ooS=oo. | | . = .o.. | | . = E | | * | | . . | +----[SHA256]-----+ root@LAPTOP-1NOT4639:/etc/ssh# ls moduli ssh_config ssh_host_rsa_key ssh_host_rsa_key.pub ssh_import_id sshd_config root@LAPTOP-1NOT4639:/etc/ssh# service ssh restart Could not load host key: /etc/ssh/ssh_host_ecdsa_key Could not load host key: /etc/ssh/ssh_host_ed25519_key * Restarting OpenBSD Secure Shell server sshd Could not load host key: /etc/ssh/ssh_host_ecdsa_ke

Amanda_jx: 我的不行,请问还有别的办法吗?[code=plain] root@LAPTOP-1NOT4639:~# service ssh restart Could not load host key: /etc/ssh/ssh_host_rsa_key Could not load host key: /etc/ssh/ssh_host_ecdsa_key Could not load host key: /etc/ssh/ssh_host_ed25519_key * Restarting OpenBSD Secure Shell server sshd Could not load host key: /etc/ssh/ssh_host_rsa_key Could not load host key: /etc/ssh/ssh_host_ecdsa_key Could not load host key: /etc/ssh/ssh_host_ed25519_key [ OK ] root@LAPTOP-1NOT4639:~# cd /etc/shh bash: cd: /etc/shh: No such file or directory root@LAPTOP-1NOT4639:~# cd /etc root@LAPTOP-1NOT4639:/etc# cd ssh root@LAPTOP-1NOT4639:/etc/ssh# ls moduli ssh_config ssh_import_id sshd_config root@LAPTOP-1NOT4639:/etc/ssh# ssh-keygen -t rsa -b 2048 -f /etc/ssh/ssh_host_rsa_key Generating public/private rsa key pair. Enter passphras

更上一层楼！: 看看 /var/log/auth.log 输出了什么信息给你，