Tags: Tutorial

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IPv6 address
Learn about ipv6calc -- the excellent IPv6 address manipulator and query tool that packs a ton of functionality.

Manipulate IPv6 Addresses with ipv6calc

Last week, you may recall, we looked at calculating network addresses with ipcalc. Now, dear friends, it is my pleasure to introduce you to ipv6calc, the excellent IPv6 address manipulator and query tool by Dr. Peter Bieringer. ipv6calc is a little thing; on Ubuntu /usr/bin/ipv6calc is about 2MB,...
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iptables
This screenshot of /etc/protocols shows the correct protocol names to use in iptables rules; get details from Carla Schroder in this tutorial.

How to Write iptables Rules for IPv6

We US-ians have been sheltered from the exhaustion of IPv4 addresses, but they have run out. IPv6 networks are up and running, so we have no excuses for not being IPv6 literate. Today our scintillating topic is iptables rules for IPv6, because, I am sad to report, our faithful IPv4 iptables rules...
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Firewall rules
Carla Schroder starts this short series on firewalls by debunking some common IPv6 security myths.

Building IPv6 Firewalls: IPv6 Security Myths

We've been trundling along nicely in IPv6, and now it is time to keep my promise to teach some iptables rules for IPv6. In this two-part series, we'll start by examining some common IPv6 security myths. Every time I teach firewalls I have to start with debunking myths because there are a lot of...
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OpenStack
In this tutorial, Sander van Vugt shows how to run containers in OpenStack using the Nova driver with Docker.

How to Integrate Containers in OpenStack

One of the key features of the OpenStack platform is the ability to run applications, and quickly scale them, using containers.   Containers are ready-to-run applications because they come packed with the entire stack of services required to run them. OpenStack is an ideal platform for containers...
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OpenStack
In part of our OpenStack tutorial series, it’s time to get some instances up and running.

Get an OpenStack Instance Up and Running in 40 Minutes or Less

Once you have followed the previous tutorial and have OpenStack installed using the distribution of your choice, it’s time to get some instances running. First, you’ll want to choose how you’d like to work with OpenStack: Using the Horizon Browser User Interface (BUI), which provides easy...
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DNS Spoofing with Dnsmasq

DNS spoofing is a nasty business, and wise Linux admins know at least the basics of how it works. We're going to learn the basics by doing some simple spoofing with Dnsmasq. Dnsmasq has long been my first choice for LAN name services. It provides DHCP, DNS, and DHCP6, and it also provides a PXE/...
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OpenStack
We show how to get an OpenStack distribution installed and set up in less than an hour.

How to Install OpenStack in Less Than an Hour

OpenStack is a framework for building IT infrastructure. This framework consists of a collection of many smaller projects including OpenStack Nova (compute), Keystone (identity service), Glance (image service), Neutron (networking), and many others. These components are combined into working...
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Antergos Linux
Antergos Linux: Always fresh, never frozen, according to the website. An impressive choice, according to Jack Wallen.

Antergos: User-Friendly Desktop, Fueled by the Power of Arch

Over the years, Arch Linux has had the misfortune of being maligned as one of the more challenging modern Linux distributions. That’s a shame, because Arch Linux is one of the most solid distributions you’ll find. Nonetheless, new users finding their way over to the official Arch Linux installation...
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IP addressing
Learn the basics of private and link local addressing in this tutorial from Carla Schroder.

Practical Networking for Linux Admins: IPv4 and IPv6 LAN Addressing

We're cruising now. We know important basics about TCP/IP and IPv6. Today we're learning about private and link-local addressing. Yes, I know, I promised routing. That comes next. Private Address Spaces IPv4 and IPv6 both have private address spaces. These are not meant to leave your private...
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rockstor dashboard
Jack Wallen looks at Rockstor -- a Network Attached Storage and cloud solution that can serve either your personal or small business needs with ease.

Rockstor: A Solid Cloud Storage Solution for Small or Home Office

The Linux platform can do quite a lot of things; it can be just about anything need it to be and function in nearly any form. One of the many areas in which Linux excels is that of storage. With the help of a few constituent pieces, you can have a powerful NAS or cloud storage solution up and...
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