DNS not updating for Reverse Pointer - DHCP runing on windows 2003 and DC &DNS runing on windows 2008R2 We have 4 site and only one site had affected with this which is having 2003 DHCP server. Rest of the 3 Sites are runing on windows2008R2 DHCP with 2008R2 DNS & DC All 4 site runing in single forest. Please help here and suggest the recommendation.

Please verify if, Dynamically updates DNS A and PTR records only if requested by the DHCP clients is checked. If your answer is Yes, then change it to Always dynamically update dns A and ptr records. Please refer article How to configure DNS dynamic updates in Windows Server 2003 http://support.microsoft.com/kb/816592 Eliminate manual updates of DNS records by configuring dynamic update and secure dynamic update http://technet.microsoft.com/en-us/library/cc753014.aspxVote As Helpful, if you find my information useful ! This posting is provided "AS IS" with no warranties or guarantees and confers no rights.

Please verify if, Dynamically updates DNS A and PTR records only if requested by the DHCP clients is checked. If your answer is Yes, then change it to Always dynamically update dns A and ptr records. Please refer article How to configure DNS dynamic updates in Windows Server 2003 http://support.microsoft.com/kb/816592 Eliminate manual updates of DNS records by configuring dynamic update and secure dynamic update http://technet.microsoft.com/en-us/library/cc753014.aspxVote As Helpful, if you find my information useful ! This posting is provided "AS IS" with no warranties or guarantees and confers no rights.

Hi deep29, Thanks for posting here. Is there any event log error related to DNS update on DHCP server? How exactly you configured DHCP to Update DNS records? Credentials or DnsProxyUpdate group? For detailed information about DNS records update, please also refer to MVP Ace Fekay excellent blog: DHCP & Dynamic DNS Updates http://msmvps.com/blogs/acefekay/archive/2009/08/20/dhcp-dynamic-dns-updates-scavenging-static-entries-amp-timestamps-and-the-dnsproxyupdate-group.aspx More information about DNS with DHCP: Using DNS servers with DHCP http://technet.microsoft.com/en-us/library/cc787034(WS.10).aspx Integrating DHCP with DNS http://technet.microsoft.com/en-us/library/cc771732.aspx Best Regards, AidenAiden Cao TechNet Community Support

Hi deep29, Thanks for posting here. Is there any event log error related to DNS update on DHCP server? How exactly you configured DHCP to Update DNS records? Credentials or DnsProxyUpdate group? For detailed information about DNS records update, please also refer to MVP Ace Fekay excellent blog: DHCP & Dynamic DNS Updates http://msmvps.com/blogs/acefekay/archive/2009/08/20/dhcp-dynamic-dns-updates-scavenging-static-entries-amp-timestamps-and-the-dnsproxyupdate-group.aspx More information about DNS with DHCP: Using DNS servers with DHCP http://technet.microsoft.com/en-us/library/cc787034(WS.10).aspx Integrating DHCP with DNS http://technet.microsoft.com/en-us/library/cc771732.aspx Best Regards, AidenAiden Cao TechNet Community Support