Package: x2goserver Version: 4.1.0.3 Server Packages: x2goserver-4.1.0.3-3.el7.x86_64 x2goserver-xsession-4.1.0.3-3.el7.noarch x2goserver-common-4.1.0.3-3.el7.noarch nxagent-3.5.99.23-1.el7.x86_64 Server OS: CentOS Linux release 7.8.2003 (Core) Client Packages: x2goplugin-4.1.1.1-1.el7.x86_64 x2goclient-4.1.1.1-1.el7.x86_64 Client OS: CentOS Linux release 7.7.1908 (Core) Problem: The following line in the clients "/etc/ssh/ssh_config" file prevents a successful connection: Proxy command /usr/bin/sss_ssh_knownhosts_proxy -p %p %h Commenting out this line and reloading the sshd service permits a successful connection. Both server and host are joined to Red Hat IdM (aka IPA). Server has MATE desktop installed. The client is session preference is configured to use "Custom desktop: /usr/bin/mate-session" as selecting MATE session type results in a failed connection. Sound and client side printing support are disabled in the session preferences. Product: x2goserver Version: 4.1.0.3 Show quoted text