Archive for the 'iptables' Category

QOS Implementation details with RouterOS

Monday, November 23rd, 2009
About 2 months ago, I began experimenting with an approach to QOS that mimics much of the functionality of the NetEqualizer ( product line.  As I was experimenting with some various techniques for limiting bandwidth utilization, I realized that the scope of the project I had undertaken was WAY more than I had initially bargained for.  I dedicated more and more time to this project, however, because I was seeing some real results from my tests.  While most of my articles here have been tutorial in nature, this one is a little different.  I have a lot of time invested in my approach to handling QOS on a network and have made this a commercial offering.  I will attempt to describe some of the functionality in this short article. (more…)

Basic iptables tutorial

Sunday, July 6th, 2008
In this article, I will provide a brief tutorial for using iptables.  This article applies specifically to ImageStream routers, but more generally, it applies to ALL Linux based devices that use iptables for the filtering of traffic.  In another article, I will address firewalling in Mikrotik, which is, also, an iptables based firewall.  Some parts of this article will apply to Mikrotik, so it may be worth reading even if you are a pure Mikrotik shop.