# yum install mrtg
		

start

# env LANG=C /usr/bin/mrtg /etc/mrtg/mrtg.cfg	
		

/etc/mrtg/mrtg.cfg

		
HtmlDir: /var/www/mrtg
ImageDir: /var/www/mrtg
LogDir: /var/lib/mrtg
ThreshDir: /var/lib/mrtg
#Target[r1]: 2:public@myrouter.somplace.edu
#MaxBytes[r1]: 1250000
#Title[r1]: Traffic Analysis
#PageTop[r1]: <H1>Stats for our Ethernet</H1>

Target[dell_3548_switch]: ifInOctets.1&ifOutOctets.1:public@172.16.0.252
MaxBytes[dell_3548_switch]: 1250000
Title[dell_3548_switch]: Traffic Analysis
PageTop[dell_3548_switch]: <H1>Stats for our Ethernet</H1>
		
		

create mrtg.cfg

cp /etc/mrtg/mrtg.cfg /etc/mrtg/mrtg.cfg.old
	
cfgmaker --global "HtmlDir: /var/www/mrtg" \
--global "ImageDir: /var/www/mrtg" \
--global "LogDir: /var/lib/mrtg" \
--global "ThreshDir: /var/lib/mrtg" \
--global "Options[_]: growright,bits"  \
--ifref=name --ifdesc=descr  --show-op-down \
public@172.16.0.252 > /etc/mrtg/mrtg.cfg	
		

index.html

# indexmaker --output=/var/www/mrtg/index.html /etc/mrtg/mrtg.cfg