Question

You work as the IT Administrator of a small corporate network. After enabling dynamic updating, your zones are accumulating unnecessary resource records. You want to ensure that these stale records don't degrade DNS server performance.

Complete the following tasks:

Enable automatic scavenging of stale records on the CorpDC DNS server. Scavenge records every 10 days.
Enable scavenging of stale resource records on all Active Directory zones.
Set the no-refresh interval to 5 days
Set the refresh interval to 5 days
Apply the setting to existing Active Directory-integrated zones

Answer 1

To enable automatic scavenging of stale records on the CorpDC DNS server, follow these steps: Open DNS Manager, go to the Advanced tab, check the Scavenge stale resource records box, set the No-refresh and Refresh intervals to 5 days, and set the Scavenge stale resource records interval to 10 days.

Step-by-step explanation:

To enable automatic scavenging of stale records on the CorpDC DNS server, follow these steps:

1. Open DNS Manager on the CorpDC DNS server.
2. Right-click on the server name and select Properties.
3. Go to the Advanced tab and click on the Aging... button.
4. Check the Scavenge stale resource records box.
5. Set the No-refresh interval to 5 days and the Refresh interval to 5 days.
6. Set the Scavenge stale resource records interval to 10 days.
7. Click OK to save the changes.