The complete the interoperability layer setup the following three components are needed.  XDS-Mediator is only needed if you plan to use XDS. These may reside on separate or the same machine.

OS: Ubuntu 14.04 x64

OpenHIM-core

Installation Notes

1. Follow this guide.
2. Since the startup script uses upstart, you start the service by giving the command: sudo start openhim-core

Configuration

1. Download default.json and put it in /etc/openhim-core
2. Edit the upstart file at /etc/init/openhim-core.conf and add the parameter   --conf=/etc/openhim-core/default.json
3. Make any config changes to the file /etc/openhim-core/default.json
   1. We did not make any changes in our testing environment.

OpenHIM-Mediator-XDS

Installation Notes

1. Download the release from this page.
2. Extract to /opt/openhim-mediator-xds
3. Download this init script to control the mediator using the service command and place it in /etc/init.d.
   1. Make sure to make the script executable.  chmod +x openhim-mediator-xds
   2. You will need to make some adjustments to cmd and user at the top of the file based on the version and user you create below.
4. Create a user to run the mediator.  
1. e.g.  # adduser openhim

Configuration

1. Download mediator.properties and place it in the openhim-mediator-xds directory.
2. Edit mediator.properties to point to each component needed for XDS messages.

OpenHIM-console