How do I add additional users, without creating a trust between two separate domains? (NETIQKB25291)

goal
How do I add additional users, without creating a trust between two separate domains?

fact
VigilEnt Policy Center 2.1

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VigilEnt Policy Center 2.1 SP2

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VigilEnt Policy Center 2.1 SP3

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VigilEnt Policy Center 2.1 SP4

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VigilEnt Policy Center 2.1 SP6

fix

To allow people from another domain to use VigilEnt Policy Center, without having to put a trust in place, please see the following document:

https://download.netiq.com/kb/files/NETIQKB25291.doc

note
The answer to this question may be found by reading the document referenced in the link.

Formerly known as NETIQKB25291