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Amazon Web Services, DNS, How To

Amazon Route 53 Basics

matthew.mattoon
July 2, 2018
No Comments

This post will kick off a series on Scalable Solutions.  Entasis uses a strong architectural emphasis in our AWS Solutions Group to deliver solutions that are Elastic by nature, Resilient in design, with Performance on demand.  These are the three pillars of Scalable Solutions.  In this series we will be…

aws awscli dns route 53 scalable solutions Read more
How To, Linux, MD

Linux: Replace Disk in MD

matthew.mattoon
December 28, 2015

On my lab machines I use a pair of physical disks, configured in a RAID 1 with MD, with LVM on top of that.  This gives me a lot of flexibility with full redundancy.  However recently I had a failure of a drive. Identify the Failure Here is what MD…

fdisk linux mdadm raid rebuild recovery sfdisk storage Read more
How To, Linux

Bash: Dynamic Volume Group Mounter

matthew.mattoon
September 16, 2015

This is similar, but an enhanced version of my custom_mount.sh previously published here: Bash: Automatically Mount File Systems on Volume Group if Present. This previous version was just a simple init script.  This updated version is designed for newer Linux distributions that use Systemd instead of Init. The Code The majority…

bash linux systemctl systemd Read more
Firewall, How To, Linux

Fedora 20: Use PPTP VPN

matthew.mattoon
September 15, 2015

I have had this one in the queue for a while (I don’t even run of Fedora 20 anymore).  This one will be short and sweet, because there really isn’t a bunch of discussion that needs to go into it. By default Fedora 20 will block outbound PPTP VPN connections.…

fedora firewall gre pptp vpn Read more
How To, Zimbra

Zimbra 8.6: Bayesian Poisoning

matthew.mattoon
September 14, 2015

Let me start by saying that this problem is not unique to Zimbra and it certainly isn’t unique the version 8.6, however I was using Zimbra 8.6 when I ran into this problem, so this is how I fixed it. What is Bayesian Poisoning? One of the core tenants of…

bayes bayesian spam spamassassin zimbra Read more
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