Expand “Forward Lookup Zones”, and right click on “F5DEMO.com
Create the “wip” subdomain.
Step through the Delegation Wizard. Add “ns1.f5demo.com - 10.1.10.101”
Also add “ns2.f5demo.com - 10.1.60.101”
Make sure both ns1.f5demo.com and ns2.f5demo.com are added
Click “Finish”