Insufficient System resources in Exchange 2010, disable back pressure/resource monitoring

Starting from Exchange 2007,  the edge transport service uses the system resource monitoring feauture to determine vital resources such as hard drive space and memory and take action in an attempt to prevent service outages. This can be a pain as the whole thing is calculated on a formula, 100 * (hard disk size - fixed constant) … Continue reading Insufficient System resources in Exchange 2010, disable back pressure/resource monitoring

Recover deleted Active directory user account and restore Mailbox in Server 2008 and Exchange 2010

Scenario:  Restore user account where the account was accidentally/ purposely deleted and the mailbox resides on an Exchange 2010 in a mixed 2003, 2008 environment. The deleted mailbox is now showing in disconnected mailboxes. The first step is to recover the deleted user account in AD. Hoping that you have left the tombstones on the … Continue reading Recover deleted Active directory user account and restore Mailbox in Server 2008 and Exchange 2010

Replacing a 1024 bit SSL certificate with a 2048 bit or higher without downtime

As most of the Certificate Authorities now only issue a  minimum 2048 or greater one has issues when you are IIS is using a 1024 bits certificate and when you generate a CSR for renewal you end up with a 1024 CSR and to get around it you need to remove the production SSL certificate … Continue reading Replacing a 1024 bit SSL certificate with a 2048 bit or higher without downtime

Full Mailbox permission to an entire Mailbox DB using power shell

SO here is the thing, if you are faced with a request that a specific user/group needs full mailbox access to all users and also anyone who is added in the future, you can set a blanket permission to all current and future mailboxes, the way to do it is using the following cmdlet in … Continue reading Full Mailbox permission to an entire Mailbox DB using power shell

Find what version of exchange your are running

To find what version of Exchange you are running, open ESM and click the server folder and the right pane will display the server build number, below is a list of build number and what Exchange version they are: Exchange Server 4.0 4.0.837 April 1996 Microsoft Exchange Server 4.0 (a) 4.0.993 August 1996 Microsoft Exchange … Continue reading Find what version of exchange your are running