Ubuntu 20.04.3 Fail to Start sshd Error: Failed to start OpenBSD Secure Shell server
Thank to: https://programmerah.com/
Environmental Science:
Ubuntu 20.04.3-live-server
Hyper-V virtual environment
Problem Description:
Ubuntu 20.04.3 fails to start sshd with error: failed to start OpenBSD secure shell server
sshd – T
prompt sshd: no hostkeys available – exiting.
Solution:
1. Check whether the SSH service is enabledPS - e | grep ssh
No response
2. Install ssh
apt updateapt-get install openssh-server openssh-clientPrompt installed
3. Implementation
/etc/init.d/ssh startfail to start
Continue to execute ssh-keygen -A
Restart successfully

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