Running Forums in an Enterprise Environment 
Use
You can run forums in an enterprise environment. This involves the use of advanced customization and configuration.
Procedure
...
● To distribute heavy traffic evenly, run forums in a clustered server architecture.
More information: Distributing Forum Traffic on Clustered Servers
· Localize forums.
More information: Localizing Forums
● Optional: Use the NNTP feature to host your forums as a set of newsgroups for outside users.
More information: Making Forums Available as Newsgroups to Outside Users