Adding a Network Monitor

Site24x7 is a comprehensive tool that monitors network devices and interfaces. Get more information on prerequisites, system requirements, and supported devices for Site24x7's network monitoring. You can either choose to add a particular network device or a whole network for monitoring. 

Add a network device

Follow the steps below to add a network device for monitoring:

1. Log in to your Site24x7 account.
2. Go to Admin > Inventory > Add Monitor. 
3. In the Add Monitor page, click Add Network Device under Network.
   
   
4. On-Premise Poller: The first step in adding a network device is to choose an On-Premise Poller. You can choose an On-Premise Poller from the list or install a new one. Click Next.
   
   Network module should be enabled in the On-Premise Poller that you choose. If not, enable it.
5. Credentials:Credentials help Site24x7 communicate via SNMP and fetch data for monitoring. Choose proper credentials according to your SNMP version or add new credentials and choose them. Click Next.
6. Details: Enter the following details and click Next.
   • Display Name: Enter a display name to identify your device.
   • Host Name/IP Address: List your device's host name or IP address.
   • Category: Choose the device category.
   • Template Type: Choose from either default or custom templates.
   • Device Template: Choose a suitable device template from the drop-down list.
   • Tags: Associate your monitor with a predefined Tag or multiple Tags to help organize and manage your monitors creatively. 
7. Interface filters:Create a network discovery rule(while adding a device for the first time) or choose from the existing list of network discovery rules.
   • Name: A unique name to identify the rule with.
   • Interface type: Choose the type of interfaces from the drop down list.
   • Admin state: Define the admin state of the interfaces that are to be added for monitoring.
   • Operational state: Select the operational state of the interface for it should be added for monitoring.
   • Description: Define the nature of the discovery rule.
8. Recheck your entries and click Discover.

Add a network

Follow the steps below to add a network for monitoring:

1. Follow the steps 1-5 above.
2. Details: Enter the following details and click Next.
   • Discovery Mode: Add Network will automatically be selected.  
   • Discovery Type: Choose Use IP Range or Use CIDR.
   • Enter the following details to discover a network using an IP range:
   • IP type: Choose either IPv4 or IPv6.
   • Start IP: Enter the start IP.
   • End IP: Enter the end IP.
   • NetMask: Enter the NetMask. 
   • Enter the following details to discover a network using CIDR:
     
     • IP type: Choose either IPv4 or IPv6.
     • Start IP: Enter the start IP.
     • Mask Bit: Enter the Mask Bit.
3. Filter Devices: Add filters to your discovery and click Next.
   • Discover Unknown: Toggle Yes to discover and monitor devices that do not respond to your SNMP credentials.
   • Discovery Action: Choose Add from the drop-down menu to include devices for discovery and choose Ignore to exclude them from discovery.
   • Type: Choose the type of filter from the drop-down menu. The type can be one of these—IP range, IP address, category, device type, or device name. 
   • Condition: Set the condition as equals or contains and enter corresponding values based on the type of filter you choose.
   • Click Add to add more filters.
4. Follow step 7 given above to add interface filters
5. Recheck your entries and click Discover.

You can also add a network or a network device from the Network tab by clicking the  icon near Network Devices.

Troubleshooting Tips

• Add a device template to my network monitor
• Associate a device template to my network monitor
• If the network devices are being discovered as unknown
• If the network module does not start properly
• To check the SNMP reachability using MIB browser