Ticket: Messages stuck in Outbox with Outlook Anywhere
http://blogs.technet.com/b/messaging_with_communications/archive/2012/06/06/outlook-anywhere-timeout-issue-and-recommendation.aspx http://www.msexchange.org/articles-tutorials/exchange-server-2010/management-administration/15-tips-optimize-exchange-2010-infrastructure-part2.html Messages stuck in Outbox with Outlook Anywhere - Newer network devices have more aggressive timeouts. These timeouts can manifest as problems when using Outlook Anywhere; specifically, messages stuck in the Outbox. To resolve this issue, change the timeout for the RPC Proxy component to 120 seconds: HKLM\Software\Policies\Microsoft\Windows NT\Rpc\MinimumConnectionTimeout http://whited0gg.blogspot.tw/2012/08/new-best-practice-for-rpc-timeouts-in.html http://www.expta.com/2012/06/new-best-practice-for-rpc-timeouts-in.html http://social.technet.microsoft.com/Forums/en-US/exchangesvrgeneral/thread/3c776c4f-d74d-4dd2-8661-17b2059aad94 [PS] C:\>get-mailbox -database "BQT-DAG2_BenQ