Docker and its ilk could be getting more OpenStack support soon — but it took a few OpenStack Summits to make it happen.
For best article visual quality, open Tutorial: Email server for a small company – including IMAP for mobiles, SPF and DKIM directly at NetworkGeekStuff.
A few months back my wife started a small business. Of course I was the one to build the “IT stuff” here that included a website, some reservation system on it for customers (php programming here), local network in the office and customer area and other things. Most of that was all pretty common tasks for me with the exception of one, building an email system for a company emails. So I built it and since it was new and interesting experience for me, I will share here a quick tutorial (or better call this a cookbook?) to replicate the very minimum system.
Now also let me state here that I really missed somehow in my life running a real email system so far. And it was a little challenge to setup it properly for the first time. I always thought in the past that installing SMTP daemon in linux and activating it for all local users was all that I will ever need (because up to this point my needs were only to receive Continue reading
OpenStack's new app catalog lets developers swap tools and applications.
I had an interesting time at the spring meeting of the Open Networking User Group (@ONUG_) this past week. There were lots of discussions about networking, DevOps, and other assorted topics. One that caught me by surprise was some of the talk around openness. These tweets from Lisa Caywood (@RealLisaC) were especially telling:
After some discussion with other attendees, I think I’ve figured it out. People don’t want an open network. They want choice.
Traditional networking marries software and hardware together. You want a Cisco switch? It runs IOS or NX-OS. Running Juniper? You can have any flavor of OS you want…as long as it’s Junos. That has been the accepted order of things for decades. Flexibility is traded for predictability. Traditional networking vendors give you many of the tools you need. If you need something different, you have to find the right mix of platform and software to Continue reading
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