[SOLVED] Host key verification failed on shell

AdryMS

New Member
Mar 11, 2021
14
5
1
27
Hello i got 4 nodes on my cluster 10.10.30.21, 23,24,28

I just do some daily checking on my main node 28 and when i open shell 21 the error was shows up

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! Someone could be eavesdropping on you right now (man-in-the-middle attack)! It is also possible that a host key has just been changed. The fingerprint for the RSA key sent by the remote host is SHA256:NUDfdpum5aS9+LO9FumJXf6S53azmtnr/Wi8tiagKXw. Please contact your system administrator. Add correct host key in /root/.ssh/known_hosts to get rid of this message. Offending RSA key in /etc/ssh/ssh_known_hosts:6 remove with: ssh-keygen -f "/etc/ssh/ssh_known_hosts" -R "10.10.30.21" RSA host key for 10.10.30.21 has changed and you have requested strict checking. Host key verification failed.

But on node 23,24,28 i can see / shell vm on node 21, and when i was open gui 21 i can shell 23,24 and 28 any idea?
 

About

The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway.
We think our community is one of the best thanks to people like you!

Get your subscription!

The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Tens of thousands of happy customers have a Proxmox subscription. Get yours easily in our online shop.

Buy now!