Set up MRTG on Ubuntu

1. MRTG( Multi Router Traffic Grapher ) working depends on SNMP( Simple Network Management Protocol )

sudo apt-get install apache2 snmpd mrtg

2.

vi /etc/snmp/snmpd.conf
--
..
# sec.name source community
#com2sec paranoid default public
com2sec readonly default public
#com2sec readwrite default private
..

3. use cfgmaker command to create a mrtg config file

# public is the community name set in step 2
cfgmaker public@localhost > /etc/mrtg.cfg

4. creat mrtg webpages by using indexmaker to read mrtg con

indexmaker /etc/mrtg.cfg > /var/www/mrtg/index.html