Hi Jonathan,
Could you provide a little more information about the situation where you want this feature? Aslo you can go to www.BetaSprings.com and set up a sample of what you are trying to do. You might be looking to have a single signon feature which is what Dynamic Login supports. Take a look at this sample on BetaSprings. The login there is host, dnnhost:
http://www.betasprings.com/DynamicL...fault.aspx The above single sign on sample displays a single sign on for multiple portals called Dan Test on Beta Springs under Dynamic Login.
Hope this helps