Which two actions should you perform?

You have a DNS server named DNS1 that hosts several forward lookup zones.

You discover that dynamic records exist for computers that were removed from your network several months ago.

You need to ensure that the records are removed automatically.

Which two actions should you perform? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.
A . From the Advanced settings of the DNS server properties, select Enable automatic scavenging of stale records
B . From the Start of Authority (SOA) settings of each zone, configure the Retry interval setting and the Minimum (default) TTL setting.
C . For each zone, set Dynamic updates to Secure only.
D . For each zone, select Scavenge stale resource records.
E . From the Start of Authority (SOA) settings of each zone, configure the Refresh interval setting and the Expires after setting.

View Answer

Answer: B,E