# tar zxvf cgilib-0.5.tar.gz    
# cd cgilib-0.5
# make  
# cp libcgi.a /usr/lib
# cp cgi.h /usr/include

# tar zxvf rrdtool-1.2.9.tar.gz
# cd rrdtool-1.2.9
# ./configure –prefix=/usr/local/rrdtool
# make;make install

# tar zxvf ntop-3.3.tar.gz
# cd ntop-3.3
# ./configure –prefix=/usr/local/ntop
# make; make install  
# cp packages/RedHat/ntop.conf.sample /etc/ntop.conf

# groupadd ntop
# useradd ntop –g ntop
# mkdir /var/log/ntop  //新建日志存放路径
# chown –R ntop.ntop /usr/local/ntop/share/ntop  
# chown –R ntop.ntop /var/log/ntop
# cd /usr/local/ntop/bin
#./ntop –A     //设置密码  
#  ntop -P /var/log/ntop/ -u nobody &  //启动服务

#  echo "ntop -p /var/log/ntop & 2>1 1> /dev/null" >> /etc/rc.d/rc.local