HOTSPOT
Your network contains an Active Directory domain named contoso.com. All servers run
Windows Server 2012 R2.
The domain contains two domain controllers. The domain controllers are configured as
shown in the following table.
On DC1, you create an Active Directory-integrated zone named Zone1. You verify that
Zone1 replicates to DC2.
You use DNSSEC to sign Zone1.
You discover that the updates to Zone1 fail to replicate to DC2.
You need to ensure that Zone1 replicates to DC2.
What should you configure on DC1?
To answer, select the appropriate tab in the answer area.
Answer: 
Explanation: