This assumes that you have scripts to start each UML by name in new window. If you are not online, or multicast is screwed for you, please read below about "NETJIG": Start up nic, east, west, japan: nic single east single west single japan single Login to each, password "root" then, in each: cd /testing/pluto/co-terminal-01 In nic, type: source nic-init.sh In east, type: source mrcharlie-init.sh In west, type: source gwd-init.sh Now, confirm that things work, in east, do: ping -c 2 -n 192.1.2.254 and ping -c 2 -n 192.1.2.23 In japan, type: source rw-init.sh In east and west, do: tail -f /tmp/pluto.log And, run the test: ping -c 2 -n 192.1.2.23 Watch east complain. NETJIG: Create a new window, and run uml_netjig: testing/utils/uml_netjig/uml_netjig --cmdprompt netjig> newswitch public netjig> newswitch east netjig> newswitch west cut & paste the UML_*_CTL lines to your original window. Then, export them all.