Archive for the tag 'Microsoft'



Oct 02 2016

Double Microsoft Exchange and Mail Relay on a Remote Site

Published by under Exchange

This method works for Exchange 2003, 2007, 2010 and 2013. I haven’t tested on 2016 but it should. Please let me know if you do. You have an Exchange server (or cluster) that communicates to the outside world through a mail relay (also called smarthost), usually in the DMZ. You’d now like to double the infrastructure […]

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Sep 24 2016

How to Reuse Exchange SSL Certificate on Apache Web Server

Published by under Apache,Exchange,Security

While generating a Microsoft Exchange/IIS certificate, take the opportunity to add extra domain names and reuse it on Apache web servers. This will save you a few bucks and time, unless the CA provides a certificate for multiple platforms.First off, copy the pfx file generated with Exchange on the Apache web server. The pfx file […]

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Sep 17 2014

A few Things to Know Before Migrating to Exchange 2013

Published by under Exchange

Here are a few issues I came accross while migrating to Exchange 2013. 1/ 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 be due […]

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Aug 27 2014

LVS: a Free Load-Balancer for Microsoft Exchange

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 if […]

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Apr 16 2012

Slow Opening of Office Files through a Network

Published by under Windows

Your Excel files on remote networks take up to 2 minutes to load? You think there’s something wrong with your VPN or you need to tune Office? Not at all, here’s how to load your files in just a few seconds! I couldn’t understand why my remote files were so slow to open from a Windows […]

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