Automatic adds to DNS

  • Thread starter Thread starter Jason Corbett
  • Start date Start date
J

Jason Corbett

Does anyone know how to make active directory
automatically add an entry to DNS when a computer joins,
and remove it when a computer unjoins? I don't want DHCP
to do this, I want it based on Active Directory.

Jason Corbett
 
Active Directory has no way of doing this. It is a function of DHCP.

By default, computers that run Windows 2000 and are statically
configured for TCP/IP try to dynamically register host address (A)
and pointer (PTR) resource records for IP addresses that are
configured and used by their installed network connections. By
default, all computers register records based on their full computer
name.

For Windows 2000 computers, the primary full computer name (which is
a fully qualified domain name [FQDN]) is the primary DNS suffix of
the computer that is appended to the computer name. To determine the
primary DNS suffix of the computer and the computer name, right-click
My Computer, click Properties, and then click the Network
Identification tab.

Dynamic updates can be sent for any of the following reasons or
events:

- An IP address is added, removed, or modified in the TCP/IP
properties
configuration for any one of the installed network connections.

- An IP address lease changes or renews any one of the installed
network connections with the DHCP server. For example, when the
computer is started or if you use the ipconfig /renew command.

- You use the ipconfig /registerdns command to manually force a
refresh
of the client name registration in DNS.

- At startup time, when the computer is turned on.

When one of these events triggers a dynamic update, the DHCP Client
service (not the DNS Client service) sends updates. This process is
designed so that if a change to the IP address information occurs
because of DHCP, corresponding updates in DNS are performed to
synchronize name-to-address mappings for the computer. The DHCP
Client service performs this function for all network connections
used on the system, including connections that are not configured to
use DHCP.


Tom Ausburne (MSFT)
Windows 2000 Directory Services
This posting is provided "AS IS" with no warranties, and confers no
rights.
 
-----Original Message-----
Does anyone know how to make active directory
automatically add an entry to DNS when a computer joins,
and remove it when a computer unjoins? I don't want DHCP
to do this, I want it based on Active Directory.

Jason Corbett
.
Jason,

Why do you want this? What are you trying to do? or, to
prevent?

Cary
 
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