Trying to get a master-slave fg multi-computer multi-screen setup working but have hit a brick wall.
The setup
## master fg (192.168.1.100)
--native-fdm=socket,out,30,192.168.1.101,5508,udp
--native-ctrls=socket,out,30,192.168.1.101,5509,udp
## slave fg (192.168.1.101)
--native-fdm=socket,in,30,,5508,udp
--native-ctrls=socket,in,30,,5509,udp
--fdm=null
--disable-sound
Error reported on master
Error writing to socket: 5508
Error writing data.
So the problem seems to be with native-fdm.
And the log file reports:-
io:4:/build/simgear-neYw_f/simgear-2018.1.1+dfsg/simgear/io/sg_socket.cxx:345:Error writing to socket: 5508
io:5:/build/flightgear-v8AXPf/flightgear-2018.1.1+dfsg/src/Network/native_fdm.cxx:513:Error writing data.
netstat -ln reports expected results and it's not affected by ufw.
Back in the day I had 4 really old slackware slave boxes hanging off an equally old master; all working happily together!
Any help much appreciated. (Hopefully I don't need to compile my own updated fg.) Thanks in anticipation.
Linux
Linux fgmaster 4.15.0-106-generic #107-Ubuntu SMP Thu Jun 4 11:27:52 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux 192.168.1.100
Linux fgslave 4.15.0-108-generic #109-Ubuntu SMP Fri Jun 19 11:36:05 UTC 2020 i686 i686 i686 GNU/Linux 192.168.1.101
Linux Mint 19.3 on both
sudo apt search flightgear:-
i flightgear - Flight Gear Flight Simulator
i A flightgear-data-ai - FlightGear Flight Simulator -- standard AI data
i A flightgear-data-all - FlightGear Flight Simulator - virtual package
i A flightgear-data-base - FlightGear Flight Simulator -- base files
i A flightgear-data-models - FlightGear Flight Simulator -- standard models
i A flightgear-phi - FlightGear Flight Simulator -- Phi webfrontend
Flightgear: Version 2018.1.1
FlightGear: Build Type Dev
Built with GNU C++ version 7.3
Jenkins number/ID 0:none
FlightGear version: 2018.1.1
Revision: none
Build-Id: none
Build-Type: Dev
SimGear version: 2018.1.1
OSG version: 3.4.1
PLIB version: 185