Upgrade Cacti on CactiEZ Installation

After installing CactiEZ v0.6 (as a VM on Windows 2008 Hyper-V) which includes Cacti 0.8.7c I wanted to upgrade to the latest version of Cacti (0.8.7e as of this post). However I was not able to locate any good directions. Jimmy Conner who put together CactiEZ said to follow the directions for upgrading Cacti in the […]

Bandwidth Monitoring Tools for Ubuntu

bmon – Bandwidth monitor and rate estimator bwm-ng – Bandwidth Monitor NG (Next Generation), a live bandwidthmonitor for network and disk IO cbm – displays the current traffic on all network devices iftop – Real-time bandwidth usage information on a specified interface iperf – Tool for measuring maximum TCP and UDP bandwidth performance ibmonitor – interactive bandwidth monitor […]

How To Use Wget – Includes Several Examples Using Wget

wget is a great command line utility that is natively available in Linux and can be downloaded for Windows (see also GNU WGet for Windows (Windows 7, Vista, XP, etc.)). wget can be used for many download situations including large files, recursive downloads, non-interactive downloads, multiple file downloads, etc. Note: options ARE case sensitive. 1. Download a […]

Download mp3 (music) files with wget

wget -nd -r –no-parent -A.mp3 -A.wma http://www.domain.com/music/ Brief explanation of wget options:-nd – don’t create directories-r – recursively download–no-parent – don’t ascend to the parent directory-A – allows you to specify which types of accepted files should be downloaded. In this case, all files with the .wma and .mp3 file extension will be downloaded. More: Use Google […]

Installing EC2 Command Line Tools on Windows

UPDATE (12-2016): See HowTo: Install AWS CLI on Both Windows and Linux for updated information on installing, configuring and using the AWS CLI unified tools. NOTE: This tutorial contains information for both AMI and API command line tools along with ELB tools. Most users will need the API tools, some the ELB tools, and not many […]

Installing & Configuring Brute Force Detection on Linux

BFD is a modular shell script for parsing applicable logs and checking for authentication failures. There is not much complexity or detail to BFD yet and likewise it is very straight-forward in its installation, configuration and usage. The reason behind BFD is very simple; the fact there is little to no authentication and brute force […]

Using Remote Desktop for Linux with rdesktop

rdesktop client can be used to connect to Windows Terminal Services for Remote Desktop Protocol (RDP) from Linux machines. The rdesktop client supports all version of Microsoft Windows including the latest, Windows Server 2008 and Windows 7 Operating Systems, and it runs on most unix based platforms as well as other ports. Visit http://sourceforge.net/projects/rdesktop/ for more […]

Checking your Linux system for Rootkits

Chkrootkit is a tool to locally check for signs of a rootkit wget ftp://ftp.pangeia.com.br/pub/seg/pac/chkrootkit.tar.gz wget ftp://ftp.pangeia.com.br/pub/seg/pac/chkrootkit.md5 2) Check the md5checksum: md5sum chkrootkit.tar.gz 3) Then extract and install: tar -zxvf chkrootkit.tar.gzcd chkrootkit./configuremake sense 4) You can run it with the following command: ./chkrootkit 5) Now we are going to add it to contrab to schedule daily […]

Installing & Configuring Advanced Policy Firewall (APF)

Advanced Policy Firewall (APF) is an iptables(netfilter) based firewall system designed around the essential needs of today’s Internet deployed servers and the unique needs of custom deployed Linux installations. In this paper I will show you how to install and configure APF firewall to your system. It is one of the best open source firewalls […]

Keeping Backtrack up-to-date

Updating & Upgrading Backtrack /usr/bin/apt-get -y update/usr/bin/apt-get -y upgrade To download and install all new updates, run apt­-get dist-­upgrade The first time you run the apt-get update, you may get an error “GPG error : http://ppa.launchpad.net intrpid Release: The following signatures couln’t be verified because the public key…” Quick fix : wget http://apt.pearsoncomputing.net/public.gpgsudo apt-key add […]