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Infrastructure

Difficulty of BOMs Across Engineering Disciplines (Part 1)

SPK and Associates co-founder Chris McHale speaks with PLM expert Oleg Shilovitsky, founder of BeyondPLM.com, to get his insight on the difficulty of BOMs across engineering disciplines.

Electric Flow 8.0 New Feature: Manual and Automated Retry on Error

Electric Cloud recently released version 8.0 of their build and deployment orchestration tool, Electric Flow. This latest release includes many new features, but the focus of this article will be the ability to retry tasks and stages from a failed pipeline and why...
Using Rational Response Files to Install ClearCase and ClearQuest

Using Rational Response Files to Install ClearCase and ClearQuest

This week we continue on the topic of installing using IBM Installation Manager.  But with a bit of a difference.  Instead of bringing up the IM install GUI and using it to conduct the installation, we will take a step toward greater installation automation and create...

How to setup a weekly backup job with Bacula

How to setup a weekly backup job with Bacula

In my last post, I gave an overview of Bacula, the enterprise-level free backup software. For this post I wanted to dig into the software a bit more and show how simple it is to setup a weekly backup job. One of the first things we do at SPK when working with a new...

How to Create Google Charts with Python

How to Create Google Charts with Python

The goal of a typical system administrator is to get a job or task done as quickly as possible, without worrying about how elegant a solution might be.  Reusing any existing scripts, tools, or utilities are always the first line in tackling the job.  Often times, the...

Reverse Proxy Configurations

Reverse Proxy Configurations

Now it's time to look at some of the server side configurations. The first step is to configure reverse proxy for the HTTP services. These services live on hosts that sit in the DMZ. A proxy is very simple to configure and allows a lot of flexibility to grow over time...

How to Keep Your Linux Servers Up to Date

How to Keep Your Linux Servers Up to Date

One of the most important aspects of our Linux server management service is operating system patching. With Windows, Microsoft has made this trivial by means of the Windows Update utility. Microsoft is the single source of the patches, and assuming that the patches...

Firewall HA setup with Juniper NS50s

Firewall HA setup with Juniper NS50s

One item I’ve done repeatedly while doing network consulting services is configuring high availability (HA) networks. The recommended way is Virtual Router Redundancy Protocol (VRRP). This requires that you have two firewalls for every location and they run in...

How to Authenticate Linux Users using Active Directory

How to Authenticate Linux Users using Active Directory

In my previous post regarding wireless security, I mentioned that a single source of authentication for users is the most ideal in a corporate environment. The advantages of using one source for authentication are vast. One of the biggest advantages is that users only...

Network Storage – Getting the most from your filesystem

Network Storage – Getting the most from your filesystem

In my last blog entry, I mentioned that I would discuss how to roll your own network attached storage device. At first, this might sound trivial. Take any commodity PC hardware, throw a large disk in there, install linux, configure NFS, done. Not so fast, there are...