Hi, I have tried to install a SSH Load Average sensor for a Linuxserver and I get this errormessage: "The negotiation of host key verification algorithm is failed". When I try to connect with putty, the ssh-connection works. Can you say me what is going wrong?
SSH : The negotiation of host key verification algorithm is failed
Modified on 2025-06-10 11:52:27 +0200
Attention: This article is a record of a conversation with the Paessler support team. The information in this conversation is not updated to preserve the historical record. As a result, some of the information or recommendations in this conversation might be out of date.
Disclaimer:
The information in the Paessler Knowledge Base comes without warranty of any kind. Use at your own risk. Before applying any instructions please exercise proper system administrator housekeeping. You must make sure that a proper backup of all your data is available.
The information in the Paessler Knowledge Base comes without warranty of any kind. Use at your own risk. Before applying any instructions please exercise proper system administrator housekeeping. You must make sure that a proper backup of all your data is available.
Hello Jens,
I guess your SSHd-Service does not provide the needed cipher to get the PRTG-SSH-Sensor started properly. To determine what cipher is missed, take a look at the dmesg-output on the monitored system while the PRTG-SSH-Sensor tries to connect:
Oct, 2010 - Permalink