The server with this IP address is not authoritative for the required zone

In the lab for establishing a two-way trust between domains in Module 2.

In configuring DNS setting (creating a stub zone)

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Most likely you entered an invalid zone name on the previous page.

This error can be generated when you enter a zone name that doesn’t match the domain of the master DNS server you specify. In our lab, is the master DNS server of

On the previous page, if you entered instead of, you will see the error you mentioned.