Yesterday the Exchange team released the Update Rollup 1 for Exchange Server 2010.
This update includes new fixes for the following server roles:
- Client Access
- Edge Server
- Hub Transport
- If you run Forefront for Exchange, remember to disable before the install and enable again, when install of RU1 is completed, see blog post below for more info.
More info on the Exchange Blog: Released: Update Rollup 1 for Exchange Server 2010 SP1
Download link: Update Rollup 1 for Exchange Server 2010 SP1
According to the Exchange Team Blog, the Rollup Update 2 for Exchange Server 2010 Service Pack 1 already scheduled to release in early December.