Archive for 2016



Oct 06 2016

Processing CSV Files with Perl and Bash

Published by under Linux

Olivier, a friend of mine, had to parse a CSV file and took the opportunity to benchmark the performance of 3 programming languages.   The file contains server names and disks he needs to add up into a hash table in order to get the total disk space for each server. He assumes on his […]

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Oct 02 2016

Microsoft Exchange Multiple Mail Relays

Published by under Exchange

This works for Exchange 2003, 2007, 2010 and 2013. 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 through a mail relay (also called smarthost), usually in the DMZ. You’d now like to double the infrastructure on […]

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Sep 24 2016

Reuse Exchange Certificate on Apache Web Server

Published by under Security

While generating a Microsoft Exchange/IIS certificate, take the opportunity to add extra domain names and reuse it on Apache web server. 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 […]

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