Load balancing DNS servers using DHCP Server Policies

This blog is authored by Ken Johnson, Senior Premier Field Engineer, Microsoft. DNS is one of the critical services needed for accessing network resources.  Response time of the DNS server is critical to the speed and performance of relying services.  These two blogs have the timeout information and DNS client behavior explained in detail (DNS…

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Selective Recursion Control Using DNS Server Policies

Certain deployments may require the same DNS server to perform recursive name resolution for the internal clients apart from acting as authoritative nameserver for contoso.com. For this, the recursion has to be enabled on the DNS server. But as the DNS server is also listening to the external queries, the recursion is also enabled for…

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Split-Brain DNS in Active Directory Environment Using DNS Policies

In Windows Server 2016 Technical Preview 3, the DNS policies support has been extended to Active Directory backed zones. Active Directory integration inherently provides multi-master high availability capabilities to the DNS server. In earlier blogs, we had seen how to configure DNS server policies for different scenarios on file backed DNS zones. But as many…

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