Office 365 and BlackBerry… $0 per user per month!

Now, I thought this is an interesting move by BB that I like to share with everyone. So, if you are currently a hoster, you should probably contact RIM and discuss with them on similar BlackBerry Services. 🙂 Cheers, Kip


Checking MPS and AD Integrity… Part #7: OAB Servers

Yes, while the whole world is talking and about to planning to move towards the next release of Hosted Exchange (Exchange Server 2010), I haven’t forgotten that we still have folks in HMC world. The good news is that the migration guide is on the way. I have read through it, looks reasonable so far….


Checking MPS and AD Integrity… Part #6: Mailbox and Public Folder Database

At the heart of HMC is MPS. And at the heart of this this MPS is that 2 mysterious databases, the PlanManager and ResourceManager databases. What I am trying to do is to attempt to provide you guys some script to help you to better know your environment to at least know the health of your…


HMC 4.5 and Exchange 2007 SP1 – Part #5 – Autodiscover in the Multi-tenancy environment

Introduction So, we have covered quite a fair bit by now. In part #1, we talked about how we can properly partition the Active Directory so that each company or tenant can coexist in the same environment but yet remain isolated and segregated. In part #2, we talked about how we have tweaked the address…


HMC 4.5 and Exchange 2007 SP1 – Part #4 Internal and External Out of Office

Internal and External OOF in HMC Environment So, the 4th main customization that HMC introduces to Exchange 2007 is the OOF Transport Agent. What is OOF? Here is the text book definition, “The Out-of-Office (OOF) feature is commonly used by end-users to let other people know when they are not available to respond to e-mail.” Now, I don’t…


HMC 4.5 and Exchange 2007 SP1 – Part #3 – Offline Address Book Generations

Introduction  In the last part, we discussed about Address List segregation, which is an important concept to understand in Hosted Exchange environment. It is my belief that if you understand that clearly, you have understood 70% of the Hosted Exchange concept in HMC. The rest will be just easy. 🙂 In this part, we will continue to…


HMC 4.5 and Exchange 2007 SP1 – Part #2 – Address Lists Segregation

Introduction  In part #1, I spent a fair bit of time explaining how HMC was introduced into Exchange as part of the multi-tenant enablement process for service provider. I also spent some time discussing about how the Active Directory was partitioned and what the primary attributes that are essential to the Exchange 2007 SP1 multi-tenant…


HMC 4.5 and Exchange 2007 SP1 – Part #1 – Overview and Active Directory

Introduction  One of the frequently asked questions about Hosted Messaging & Collaboration (HMC) is this, “What do you do to Exchange to make HMC work?” So, here I will attempt to demystify this.   HMC started long way back but the concept has not deviated much. I want to note that this specific blog focuses mainly on HMC 4.5 and…