First, you need to access the Cacti server dashboard and add a device to monitor using ICMP Ping.
Open your browser and enter the IP address of your web server plus /cacti.
In our example, the following URL was entered in the Browser:
On the login screen, use the default username and default password.
• Default Username: admin
• Default Password: admin
After a successful login, you will be sent to the Cacti Dashboard.
On the Cacti dashboard screen, access the Configuration menu and select the Devices option.
Click on the plus sign on the top right part of the screen to add a new device.
Perform the following configuration and click on the Create button.
• Description - Enter a description
• Hostname - Enter the IP address of your device.
• Device Template - None
• SNMP Version - Not in use
• Downed Device Detection - Ping
• Ping Method - ICMP Ping
• Ping Timeout Value - 400
• Ping Retry Count - 1
On the top right part of the screen, click on the option named: Create Graphs for this Device
Select the template named Unix Ping latency and click on the create button.
Go to the Management menu and select the Devices options.
Wait 5 minutes and check if your device or server was added to the list.