Manage Apache Download Speed And Traffic Limits With mod_cband

Introduction

This guide will show you how to manage Apache download speed and traffic limits using the mod_cband module. mod_cband allows you to control bandwidth usage for different clients accessing your Apache web server.

Prerequisites

Before proceeding, ensure you have:

1. An Apache web server installed and running
2. Root access to your server

Steps to Configure mod_cband

1. Install mod_cband: First, make sure mod_cband is installed and enabled on your Apache server. You can typically install it using your package manager and enable it with the a2enmod command.
2. Edit Apache Configuration: Open your Apache configuration file (usually located at /etc/apache2/apache2.conf or /etc/httpd/httpd.conf) and add the following lines to enable mod_cband:

CBandScoreFlushPeriod 1
CBandRandomPulse on
CBandPeriod 1
CBandSpeed 1024 10 20
CBandExceededSpeed 256 5 10
CBandScoreboard /var/log/apache2/cband-sb
CBandSpeedDown 2048 5 10
CBandLimit 1024M
CBandTotalBlocks 400
CBandDefaultExceededURI /error.html

1. Restart Apache: After making changes to the configuration, restart Apache to apply the changes:

sudo systemctl restart apache2

Conclusion

Congratulations! You have successfully configured mod_cband to manage Apache download speed and traffic limits. With mod_cband, you can control bandwidth usage and ensure fair access to your Apache web server for all clients.