Start the Headless Installation

Login to your server as the root user.
Navigate to the Oracle Communications Session Delivery Manager installation bin directory.
For example:
```
cd <sdm-install-directory>/AcmePacket/NNC<version>/bin
```
Run the setup application with the setup.sh script with the headless syntax and the full path to the user_setup.properties file that you specified for this installation. For example:
```
./setup.sh --headless /home/AcmePacket/NNC<version>/conf/setup/user_setup.properties
```
Note:
A warning message appears if you have less than the recommended minimum physical memory. Proceeding without the recommended minimum physical memory may result in performance degradation.
WARNING:
This process may take several minutes to complete. Interrupting the setup.sh process risks corrupting the system.