How do our servers connect?

This morning we had an outage and while I did what I could to describe it via text, I can’t seem to come to grips with three unrelated issues occurring together creating so many pages. Why? Our network is segmented/separated by multiple physical segments and these unrelated incidents should not affect the other. This graphic representation isn’t necessarily 100% accurate […]

DNS MX vs IPv4 & IPv6

Yesterday – a very interesting issue cropped up… Another local provider had email warnings being generated that they could not connect to our frontend MX servers. The error itself was:

Which is not very clear for a reason email can not be delivered. I mean, my systems are working fine with IPv6 and we have native IPv6 connections occurring […]

Example cost: Virtual Private Cloud on VMware

In the last 6 months, I have helped multiple customers achieve their dream of a virtual machine environment built for them exclusively, but with abilities to control their virtual machine setup, configuration, turn up, tear down, etc.  These dedicated infrastructure environments are in the ipHouse data center. This isn’t ‘cloud computing’ as many people think of it (thanks to Amazon […]