Microsoft Loopback Adapter
a. Click Start, Control Panel, and open the Add Hardware wizard.
b. Click Next. Wait a moment while the wizard scans for hardware.
c. Select: Yes, I have already connected the hardware, click Next.
d. Scroll to the bottom of the list and select Add a new hardware device. Click Next.
e. Select: Install the hardware that I manually select from a list (Advanced). Click Next.
f. Select: Network adapters. Select: Microsoft. Select: Microsoft Loopback Adapter.
g. Click Next. Click Next again. Wait a moment. Click Finish.
Configure the Loopback Adapter
h. Click Start, Control Panel, and open the Network Connections utility.
i. Right-click the Microsoft Loopback Adapter connection and select Properties.
j. Double-click Internet Protocol (TCP/IP).
k. Now configure an address for this adapter. Select: Use the following addressIP Address: 10.50.50.1Subnet mask: 255.255.255.0Default gateway: You can ignore DNS. Click OK. Click OK again.