Archive for 2014

 

 

Dec 13 2014

Hyper-v vhd Virtual Disk Does Not Reduce

Published by under Virtualization

You’ve freed up a lot of space on your hyper-v virtual machine and tried to compact the vhd file but no luck, it doesn’t shrink as much as it should.   Here are a few things I tested: Defrag, shrink volume from the VM disk manager, Defrag adding the vhd on another VM as a […]

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Sep 17 2014

A few Things to Know about Exchange 2013

Published by under Exchange

Here are a few issues I came accross while migrating to Exchange 2013.   Add all Exchange servers DNS in your local host files in C:\Windows\System32\drivers\etc\hosts, or you may get email stuck in queues, get timeouts while sending emails (some sessions would never get a response to the last dot ending the message) Could this […]

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Aug 27 2014

Cheap Microsoft Exchange Cluster with LVS Load Balancer

Published by under Linux

Microsoft Exchange traffic can be load-balanced with Microsoft NLB but it requires to set up 4 Exchange servers for the sake that NLB isn’t compatible with (Exchange) cluster. Most Microsoft guys do not recommend it. Among NLB downsides, Exchange services are monitored with a basic ping, meaning the service is considered to be active even […]

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