ssh connects successfully, but VNC and DRP don't connect.
The following is the log when trying to connect to VNC.
system log
Apr 14 22:40:04 raspberrypi guacd[26140]: Connection
"$e01e238e-a799-45e5-b809-1b627e39b99d" removed.
Apr 14 22:46:10 raspberrypi guacd[26140]: Creating new client for protocol "vnc"
Apr 14 22:46:10 raspberrypi guacd[26140]: Connection ID is
"$3e3adf64-6fb9-45e7-a3f9-f136c7cbbf17"
Apr 14 22:46:10 raspberrypi guacd[27295]: Cursor rendering: local
Apr 14 22:46:10 raspberrypi guacd[27295]: User
"@2d1cb845-621b-42ca-b77d-3800d20132ce" joined connection
"$3e3adf64-6fb9-45e7-a3f9-f136c7cbbf17" (1 users now present)
Apr 14 22:46:10 raspberrypi guacd[27295]: ConnectClientToTcpAddr6: connect
Apr 14 22:46:10 raspberrypi guacd[27295]: ConnectToTcpAddr: connect
Apr 14 22:46:10 raspberrypi guacd[27295]: Unable to connect to VNC server
Apr 14 22:46:10 raspberrypi guacd[27295]: Unable to connect to VNC server.
Apr 14 22:46:10 raspberrypi guacd[27295]: User
"@2d1cb845-621b-42ca-b77d-3800d20132ce" disconnected (0 users remain)
Apr 14 22:46:10 raspberrypi guacd[27295]: Last user of connection
"$3e3adf64-6fb9-45e7-a3f9-f136c7cbbf17" disconnected
Apr 14 22:46:10 raspberrypi guacd[26140]: Connection
"$3e3adf64-6fb9-45e7-a3f9-f136c7cbbf17" removed.
Tomcat log
[2022-04-14 22:46:10] [info] 22:46:10.419 [ajp-nio-8009-exec-3] INFO
o.a.g.tunnel.TunnelRequestService - User "jhpark" connected to connection "5".
[2022-04-14 22:46:10] [info] 22:46:10.419 [ajp-nio-8009-exec-3] INFO
o.a.g.t.h.RestrictedGuacamoleHTTPTunnelServlet - Using HTTP tunnel (not
WebSocket). Performance may be sub-optimal.
[2022-04-14 22:46:25] [info] 22:46:25.498 [ajp-nio-8009-exec-9] INFO
o.a.g.tunnel.TunnelRequestService - User "jhpark" disconnected from connection
"5". Duration: 15079 milliseconds
[2022-04-14 22:46:25] [info] 22:46:25.524 [ajp-nio-8009-exec-9] ERROR
o.a.g.s.GuacamoleHTTPTunnelServlet - HTTP tunnel request failed: Connection to
guacd timed out.
