Article ID: 303811 - View products that this article applies to.
This article was previously published under Q303811
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If a primary Intranet DNS server is configured to forward queries, it cannot resolve to the Internet service provider's (ISP) DNS server. A network capture may show the DNS server routing queries that it cannot resolve directly to the Internet instead of routing them only to the Forwarder.
In a standard DNS forwarder configuration, queries to the primary DNS server are handled in the following way:
To prevent Root Hint Servers from being queried, either configure the primary DNS server to be a slave forwarder (disable recursion) or delete the Root Name server entries.