As part of the upgrade to IBM Connections 4 we also have the old developerWorks Forums migrated into Connections. I am sure that a lot of people will not like the change, because change is always controversial, but there are benefits, so please persevere just a little and you may learn to love (or at least like) the new format.
For members of this Product and Systems Engineering community, here are some topics that might be of interest:
Rational DOORS General Discussion
Rational DOORS DXL