Loopback Interfaces

Windows

Go to Control Panel→Device Manager→Action→Add Legacy Hardware.

Click on Next.

Select Install the hardware that I manually select from a list (Advanced) and click on Next.

Select Network Adapters from the list of Common hardware types and click on Next.

Select Microsoft from the list of manufacturers and select a Loopback adapter (KM-TEST in Windows 8) and install the same.

Go to Network and Sharing Center to set properties like IP Address and Netmask.

Linux

Run the following commands from console.

cd /etc/init.d
cp /usr/tomcat/webapps/da/WEB-INF/loopback .
chmod u+x loopback
insserv loopback
/etc/init.d/loopback start

Edit the file loopback to set properties.