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Archive for the ‘DAG’ Category

Datacenter Activation Coordination (DAC) Mode in Exchange Server

Datacenter Activation Coordination (DAC) mode is an asset of database availability group (DAG) which works using a new protocol called Datacenter Activation Coordination Protocol (DACP). (more…)

Exchange 2013: Unable to Create A Copy of the Database

I was working on the issue where someone messed up the database. Only 1st copy was mounted and other copies were not healthy. (more…)

Exchange 2013 SP1: Impossible to Convert IP Less DAG to IP DAG

Recently I came across with an issue where situation demanded to convert an IP Less DAG to IP DAG. I am sharing the experience so that you are aware about the technology and plan better.
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My 1st Blog at blogs.msdn.com

Recently Microsoft accepted my blog on Windows 2012 R2 and Exchange 2013 SP1 to publish at blogs.msdn.com.

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Exchange 2013: Recover a DAG and DAG Node from crash Part 3

In this blog we will focus on bringing DAG node back in the DAG. (more…)

Exchange 2013: Recover a DAG and DAG Node from crash Part 2

In this blog we will talk about the issue “Databases are not mounting after crash”. (more…)

Exchange 2013: Recover a DAG and DAG Node from crash Part 1

Today I was in a situation where my system admin restarted the Hyper-V which had my DAG nodes and FSW servers. (more…)

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