On Tue, Jun 11, 2019 at 10:24 AM Goran <[email protected]> wrote:
> ... > Jun 11 17:18:50 refracta guacd[8482]: No security mode specified. > Defaulting to RDP. > ... > Jun 11 17:18:50 refracta guacd[8482]: Error connecting to RDP server > ... > The RDP/Windows-machine is 192.168.100.188 > What version of Windows? Recent versions of Windows default to requiring NLA for RDP connections. If your server requires NLA, you will need to explicitly specify that security mode in the connection parameters. The server will refuse the connection otherwise. http://guacamole.apache.org/doc/gug/configuring-guacamole.html#rdp-authentication It may also be worth trying the TLS setting and/or setting "ignore-cert" to "true". - Mike
