How to install Flow-tools and Flow-viewer on Centos 5.4

Installing Flow-tools and Flow-viewer on Centos 5.4

Make sure you have the gnu make package installed on your system.
you can check this by using the below command, if not installed install the same using yum install make

#  rpm -qa | grep make

Install dependencies, Download the dependecy package zlib and install it

# wget http://zlib.net/zlib-1.2.8.tar.gz
# tar -xvf zlib-1.2.8.tar.gz
# cd zlib-1.2.8
# ./configure
# make
# make install
# yum install tcp_wrappers

Installing flow-tools: Download Latest flow-tools from from https://code.google.com/p/flow-tools/

#  wget https://code.google.com/p/flow-tools/
# tar  -xjvf flow-tools-0.68.5.1.tar.bz2.
# cd flow-tools-0.68.5.1
# ./configure
# make
# make install


Install flow-viewer: Download the latest flow-viewer from http://sourceforge.net/projects/flowviewer/ and Move the flow-viewer files to cgi-bin directory of your server and install the dependencies

# untar FlowViewer_4.4.tar
# mv FlowViewer_4.4 /var/www/cgi-bin/flowviewer
# yum install gd-devel
# cpan GD
# /usr/bin/make install  -- OK
# cpan GD::Graph
# yum install rrdtool
# cd /var/www/cgi-bin/flowviewer/tools

Move flow-capture-table.conf to /etc/flow-capture-table.conf
Edit the file with the your router ip address and port number.

# mv /var/www/cgi-bin/flowviewer/tools/flowcapture_restart /etc/init.d/flowcapture

edit the /etc/init.d/flowcapture file and make sure the below paths are mentioned correctly and have the valid path.

# USER=root
# RRDTOOL_PATH=/usr/bin
# FLOW_CAPTURE_TABLE=/var/flow-tools/flow-capture-table.conf
# FLOW_CAPTURE_BIN=/usr/bin/flow-capture
# FLOW_CAPTURE_PID_DIR=/var/run/flow-capture.pid

# cd /var/www/cgi-bin/flowviewer/tools/
# mv flowtracker_restart /etc/init.d/flowtracker

Make sure the below paths are correct in the flowtracker file

FlowViewer=/var/www/cgi-bin/flowviewer
user=root
RRDTOOL_PATH=/usr/bin

Start the Flow-viewer and flow-tracker

# /etc/init.d/flow-capture start
# /etc/init.d/flow-tracker start

Point your web brouser to the below url (replace the ip address with your server ip).

https://192.168.1.1/cgi-bin/flowviewer/FlowViewer.cgi


You are done installing a great netflow tool. Enjoy!!!


P.S: Use http://ipsubnetcalculator.net/  for calculating IP subnet mask Online