Microsoft windows 2000 DNS Aging and Scavenging Parameters for Zones, Zone Parameter, Description

	Aging and Scavenging Parameters for Zones
Zone Parameter	Description	Configuration Tool	Notes
No-refresh interval	Time interval, after the last	DNS console and	When an Active Directory–
	time a record’s timestamp	Dnscmd.exe	integrated zone is created,
	has been refreshed, during		this parameter is set to the
	which the server does not		DNS server’s parameter
	accept refreshes for the		Default no-refresh interval.
	record. (The server still		This parameter replicates
	accepts updates.)		through Active Directory
			replication.

Refresh interval	The refresh interval comes	DNS console and
	after the no-refresh interval. Dnscmd.exe
	On expiration of the no-
	refresh interval, the server
	begins accepting refreshes
	for the record. After the
	refresh interval expires, the
	DNS server may scavenge
	records that have not been
	refreshed during or after the
	refresh interval.
Enable Scavenging	This flag indicates whether	DNS console and
	aging and scavenging is	Dnscmd.exe
	enabled for the records in
	the zone.

ScavengingServers	This parameter determines	Only Dnscmd.exe
	which servers can
	scavenge records in this
	zone.
Start scavenging	This parameter determines	Not configurable
	when a server can start
	scavenging of this zone.

When an Active Directory– integrated zone is created, this parameter is set to the DNS server’s parameter DefaultRefreshInterval. This parameter is replicated by Active Directory.

When an Active Directory– integrated zone is created, this parameter is set to the DNS server’s parameter

DefaultEnableScavenging.

This parameter is replicated by Active Directory.

This parameter is replicated by Active Directory.

This parameter is not replicated by Active Directory.

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