Transcript Cacti Cacti - Telenet Users

Cacti
Cacti
Cacti is a complete network graphing solution designed to
harness the power of RRDTool's data storage and
graphing functionality. Cacti provides a fast poller,
advanced graph templating, multiple data acquisition
methods, and user management features out of the box.
All of this is wrapped in an intuitive, easy to use interface
that makes sense for LAN-sized installations up to
complex networks with hundreds of devices.
Why Cacti ?
Nice user interface
 Easy to install
 Easy to setup

Prerequisited
Apache2 webserver
 PHP support
 MySQL database

Install
#apt-get install cacti
#groupadd cacti
#useradd -g cacti cacti
#cd /var/lib/cacti
#chown -R cacti rra/ log/
Configure MySQL
#mysql -u root

If necessary create a password for your mysql root account.
mysql>SET PASSWORD FOR root@localhost = PASSWORD ('your_password_here');
mysql>FLUSH PRIVILEGES;

Create the database :
mysql>CREATE DATABASE cacti;mysql>GRANT ALL ON cacti.* TO
cacti_user@localhost IDENTIFIED BY‘ ‘your_password_here’;
mysql>FLUSH PRIVILEGES;
quit

Include/config.php







/* make sure these values reflect your actual
database/host/user/password */
$database_type = "mysql";
$database_default = "cacti";
$database_hostname = "localhost";
$database_username = "cacti";
$database_password = "your_password";
$database_port = "3306";
Add a crontab
#su – cacti
$crontab -e
 add this line to your crontab
# m h dom mon dow command
*/5 * * * * /usr/bin/php -q /usr/share/cacti/site/poller.php > /dev/null 2>&1
Finish him !
http://localhost/cacti
 Follow instructions

Prerequisites for adding a host
Make sure to at least have the following :
 Hostname
 IP
 Version set to v2 (remember snmp lesson)
 The right snmp community
Adding a host to cacti
Finish the host


If this is ok, you can start enabling what you want to
monitor. Edit your device and start adding the necessary
graph templates or Data Queries.
After this you need to generate the graphs. You can do
this by clicking the Url “Create graphs for this host” on
the upper right.