Installed Docker.
$ curl -sSL get.docker.com | shAfter installation, performed python programs during class time.
Crossbar.io router worked on Terminal 1, 2 and 3 with listed Codes:-
Terminal 1
$ git clone https://github.com/crossbario/crossbar-examples$ cd crossbar-examples/getting-started$ docker pull crossbario/crossbar-armhf$ docker run -v $PWD:/node -u 0 --rm --name=crossbar -it -p 8080:8080 crossbario/crossbar-armhfPublish-client Terminal 2
$ sudo pip3 install -U autobahn[twisted,encryption,serialization,xbr]$ cd crossbar-examples/getting-started/1.hello-world/$ python3 client_component_publish.pySubscribe-client on Terminal 3
$ cd crossbar-examples/getting-started/1.hello-world/$ python3 client_component_subscribe.pyInstalled Mosquitto and Paho to subscribe on one terminal and published on another terminal.
$ sudo apt-get install mosquitto mosquitto-clients$ mosquitto_sub -h localhost -v -t "\$SYS/#"Terminal 1
$ python3 sub.pyTerminal 2
$ python3 pub.pyTerminal 1
$ python3 sub-multiple.pyTerminal 2
$ python3 pub-multiple.pyTerminal 1
python3 subraspi.pyTerminal 2
python3 pubraspi.py