João Ribeiro

Exchange Server ;Office Communications Server and Windows Mobile / Phones

Recommended Windows Hotfix for Database Availability Groups ( DAG ) running on Windows Server 2008 R2

In early August of this year, the Windows SE team released the following Knowledge Base (KB) article and accompanying software hotfix regarding an issue in Windows Server 2008 R2 failover clusters:   KB2550086 – A transient communication failure causes a Windows Server 2008 R2 failover cluster to stop working   This hotfix is strongly recommended… Read more

New High Availability Feature Article and Updated Support Guidance for Exchange 2010

Another big post by Scott Schnoll : A database availability group (DAG), together with mailbox database copies, can provide automatic recovery from a variety of server, storage, network, and other hardware failures. A DAG can also provide a site resilience solution so that you can perform a datacenter switchover in the event of a site-level… Read more

Database Copy Layout Design in Exchange Server 2010

The following article was modified on: 2010-10-01 When designing a highly available solution for Mailbox servers, you need to ensure high availability for a variety of infrastructure components, including: Infrastructure services, such as Active Directory and Domain Name System (DNS) Database availability group (DAG) member servers Individual storage components, such as disks, storage controllers, and storage shelves… Read more

UPDATED – Released – Microsoft Exchange Server 2010 SP1 Beta

Good morning, For those braves ones willing to test the SP1 Beta in Production, although it’s not supported, here goes some valuable information. – http://support.microsoft.com/kb/981002 (for Win2008R2) – http://support.microsoft.com/kb/981001 (for Win2008SP2) These KB’s address the Error HTTP 500 when connecting via Outlook Web Application (OWA) as well as when deleting an item via OWA, it… Read more

Update Rollup 2 for Exchange Server 2010

Exchange CXP team has released Update Rollup 2 for Exchange Server 2010 RTM (KB 979611) to the download center. KB 979611 lists all the fixes included in this rollup. Here are some of the product improvements and critical bug fixes we’d like to call out starting with a couple of IMAP improvements: KB 977633 This… Read more

DPM 2010 Protecting Exchange 2010 DAG in a Single Site

The DPM team has just published a new post on their blog regarding DPM 2010 and the DAG protection . You can read the article at : Ctrl P – The Data Protection Manager Blog! : DPM 2010 Protecting Exchange 2010 DAG in a Single Sitehttp://blogs.technet.com/dpm/archive/2010/01/08/dpm-2010-protecting-exchange-2010-dag-in-a-single-site.aspx I sure hope you like the good news.  Kind… Read more