There are many dynamic DNS updates getting refused by a Windows Server. How to resolve this issue?
We see the Dynamic DNS update are being refused to register on a Windows Server SP2. The server is configured with secure only dynamic updates. Could not find event errors associated with this issue. We have BMC monitoring which alerts when the secure dynamic updates fail beyond a threshold.
The DHCP activity log is as follows:
10 A new IP address was leased to a client.
11 A lease was renewed by a client.
12 A lease was released by a client.
13 An IP address was found to be in use on the network.
14 A lease request could not be satisfied because the scope's
address pool was exhausted.
15 A lease was denied.
16 A lease was deleted.
17 A lease was expired.
20 A BOOTP address was leased to a client.
21 A dynamic BOOTP address was leased to a client.
22 A BOOTP request could not be satisfied because the scope's
address pool for BOOTP was exhausted.
23 A BOOTP IP address was deleted after checking to see it was
not in use.
24 IP address cleanup operation has began.
25 IP address cleanup statistics.
30 DNS update request to the named DNS server
31 DNS update failed
32 DNS update successful
A wireshark trace taken on the server shows the following DNS frames:
630 12.522869 192.168.249.136 193.63.65.49 DNS Standard query A www.imrg.org
632 12.551783 193.63.65.49 192.168.249.136 DNS Standard query response, Refused
633 12.551847 192.168.249.136 193.62.128.91 DNS Standard query A isisaccreditation.imrg.org
634 12.552170 193.63.65.49 192.168.249.136 DNS Standard query response, Refused
635 12.552238 192.168.249.136 193.62.128.91 DNS Standard query A www.imrg.org
636 12.552291 193.62.128.91 192.168.249.136 DNS Standard query response, Server failure
.......
Flags on refused frame shows:
.... ...1 .... .... = Recursion desired: Do query recursively
There are many refused frames in the trace.
