Bandwidth Tricks 
linux.com —
June is Bandwidth Conservation Month (well, not officially, but let's say that it is), so if you have multiple machines running an APT-powered Linux distribution such as Debian or Ubuntu, you should take a look at apt-proxy, a utility that caches package downloads in a shared pool for all interested parties on your LAN.
Posted by 
aroedl 6 months ago
Posted by aroedl 6 months ago 
howtoforge.com —
This document describes how to install a PureFTPd server that uses virtual users from a MySQL database instead of real system users. This is much more performant and allows to have thousands of ftp users on a single machine. In addition to that I will show the use of quota and upload/download bandwidth limits with this setup. Passwords will be stored encrypted as MD5 strings in the database.
Posted by aroedl 8 months ago
Posted by aroedl 8 months ago 
web.id —
Banjar stands for bandwidth justification for administrator, an open source software that provides simple bandwidth management tools for internet cafe or small to medium network administrators. Banjar will manage your uplink and downlink bandwidth. For Indonesian, you will find this tool useful as it separates IIX bandwidth and International bandwidth. Easy application to install and operate.
Posted by 
flood 8 months ago
Posted by flood 8 months ago 
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