On Sat, Apr 30, 2022 at 12:02 PM Yang Yang <yy8...@icloud.com.invalid>
wrote:

> Hello,
>
> I am using Guacamole 1.4.0 to connect a Ubuntu 22.04 machine with OpenSSH
> Server with username and password, all with default settings, but failed.
> The guacd log only tells “SSH handshake failed”, while /var/log/auth.log in
> the Ubuntu machine tells “Unable to negotiate with UBUNTU-ADDRESS port
> XXXXX: no matching host key type found. Their offer: ssh-rsa,ssh-dss
> [preauth]”.
>
>
I can successfully connect to the Ubuntu machine after adding
> “HostKeyAlgorithms +ssh-rsa” to /etc/ssh/sshd_config in the Ubuntu machine,
> but is there anything I can do from Guacamole side? From the man page of
> sshd_config <https://man.openbsd.org/sshd_config#HostKeyAlgorithms>,
> ssh-rasa and ssh-dns is not included by default.
>
>
What platform is Guacamole running on, and, specifically, what version of
libssh2 is installed?

-Nick

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