Tags: IP addressing

MPLS Explained

Multi-protocol label switching is a way to insure reliable connections for real-time applications, but it's expensive, leading enterprises to consider SD-WAN as a way to limit its use. The thing about MPLS is that it’s a technique, not a service — so it can deliver anything from IP VPNs to metro...
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dnsmasq
In this tutorial, Carla Schroder looks at advanced configuration file management, how to test your configurations, and other tips and tricks.

Advanced Dnsmasq Tips and Tricks

Many people know and love Dnsmasq and rely on it for their local name services. Today we look at advanced configuration file management, how to test your configurations, some basic security, DNS wildcards, speedy DNS configuration, and some other tips and tricks. Next week, we'll continue with a...
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redir
Learn how the handy redir utility can help you with a quick network workaround.

Using Redir to Alter Network Traffic: Part 1

There are times when, despite your best efforts, you have little choice but to put a quick workaround in place. Reconfiguring network-border firewalls or moving services between machines is simply not an option because the network’s topology is long established and definitely shouldn’t be messed...
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