Network Monitoring
Verifying the NetFlow port of an On-Premise Poller
For NetFlow analysis, you need to configure your devices to export flows to Site24x7 On-Premise Poller, which is the NetFlow collector. The On-Premise Poller will be listening to the particular port to receive flows, which is why a proper port number ...
Troubleshooting steps if some widgets do not show data
Troubleshooting steps if some widgets do not show data In the Network > Device Performance tab or Server-Agentless > Summary tabs, if you're unable to view values for CPU Utilization, Memory Utilization, or Hardware Details and are instead receiving ...
Troubleshooting data collection issues while using SNMP v3 credentials
When data collection stops, check: If data collection has stopped for only a particular device or for all devices. If any out of memory (OOM) files are present in the following folder: {poller directory}/NetworkPlus/bin folder The credential ...
Where are the Network Monitoring logs located?
The default directories for installing the On-Premise Poller are: Windows: C:\Program Files(x86)\Site24x7OnPremisePoller Linux: /opt/Site24x7OnPremisePoller On-Premise Poller logs If you've installed the On-Premise Poller in the default directory ...
Verifying and ending existing processes in On-Premise Poller
When the network module continues to initialize, you might have to end an existing process to fix this. Linux Navigate to /opt/Site24x7OnPremisePoller Stop the On-Premise Poller by executing the command: sudo sh StopServer.sh Kill the existing ...
How do I exclude some interfaces from being monitored while adding a network?
While adding a network for monitoring, you are allowed to create a network discovery rule that lets you set up interface filters. Here, you are allowed to define the following parameters: Interface type Admin state (Up, Down, Testing) Operational ...
How to test if Site24x7 On-Premise Poller is receiving traps?
Testing using Wireshark You can verify if SNMP traps are received by Site24x7 On-Premise Poller using the steps below: Install the latest version of Wireshark. For Windows, you can download from Wireshark's official website. For Linux, you can ...
How to configure a device to send SNMP traps?
Site24x7 On-Premise Poller listens to traps from network devices via port UDP 162. Please follow the below steps to configure your device to send SNMP traps to Site24x7 On-Premise Poller. This can be done in your device either by using a GUI or CLI. ...
Troubleshooting steps if the Layer 2 network map is not discovered
If your map is not discovered after entering the details in Discover Layer 2 Map, or if you see this message "Device mapping does not exist for this map.": Check if the device is reachable through SNMP. Check if your seed device satisfies the ...
Moving a device from one On-Premise Poller to another
You can always change the On-Premise Poller that monitors your device when your needs demand. This feature also helps to balance the load on an existing On-Premise Poller by moving some monitors to another On-Premise Poller. Log in to your Site24x7 ...
Troubleshooting steps if the data collection stops for a network device
Data collection issues could be due to any of the following reasons: The On-Premise Poller is Down. The Network Module is Disabled. The Network Module is Down or Initializing. The device hasn't been recently polled. Unable to fetch proper ...
Troubleshooting steps in case of performance counter test failure or value mismatch
From the Site24x7 web client, go to Network > Network Device . Click on the desired device name and go to the Performance Counters tab. Click Test on the desired performance counter. Copy the Device Identifier/OID from the Test Performance Counter ...
How to edit the bandwidth configuration of network interfaces?
Navigate to Network > Network Interfaces view from the Site24x7 web client Click on the hamburger icon at the right end of the interface for which the bandwidth configuration has to be edited. Choose "Change Interface Settings " from the drop-down ...
How to find the Device Identifier (sysOID) using MIB browser?
The managed objects in an MIB are called object identifiers (object IDs or OIDs). OIDs are identifiable by strings of numbers separated by dots. Open an MIB browser and configure SNMP settings. You can find the sysOID using the MIB browser. Open the ...
Where can I use device templates?
Device Templates can serve as your helping hand in many ways. Let us consider a few use cases. Let us assume that you are interested in monitoring a Cisco 2505 router and Site24x7 already has a default template for Cisco 2500 series with few sysOIDs ...
Set thresholds in bulk for multiple interfaces monitored in a network device
Purpose: To configure threshold values in bulk for interface attributes like In Traffic, In Packets, etc, in a particular network device and get alerted when the value is <, <=, >, >= the configured value. Steps to follow: Login to your Site24x7 ...
Associate a device template to my network monitor
In cases where even after successfully adding a network monitor, a device is discovered as unknown, a device template can be added and associated with that network device. Both Default and Custom Templates can be associated with the network devices. ...
Troubleshooting steps if a network device shows a configuration error or is discovered as unknown
A device shows a configuration error or is listed as unknown if: The Simple Network Management Protocol (SNMP) credential entered is incorrect. The device is not responding to SNMP requests. A device template is not associated. Go to Network > ...
To check the SNMP reachability using MIB browser
Site24x7 On-Premise Poller uses SNMP to monitor and collect performance metrics from the monitored devices. Please follow the steps below to check if a network device or a server is reachable through SNMP, from the on-Premise poller using the ...
Troubleshooting steps if the network module does not start properly
Follow the steps below to fix Network Module-related issues. You may be able to resolve your issue in a step or two, but if not, keep moving through these steps until the issue is resolved. Step 1: Stop the On-Premise Poller, and restart it with ...
Add a device template to my network monitor
If there is no preset template corresponding to your device, you can create one based on your need. Log into your Site24x7 account and navigate to Network > Device Templates. In the Device Templates screen, click Add Device Template, located at the ...
Troubleshooting steps if a device is not being added or the monitor shows Discovery in progress for more than five minutes
If a device is not being added: Check if the On-Premise Poller and the Network module are Up. Learn more. Check whether the device you’re trying to add is reachable from the machine the On-Premise Poller is installed on. Check if the device is ...
Device types supported for Network Monitoring
Currently, Site24x7 Network Monitoring supports VPN Firewall Switch Router Load Balancer WAN Accelerator Wireless UPS Printer Storage You can also monitor any device with SNMP support.
To manually download and enable the Network Module in an On-Premise Poller
Follow the steps given below to manually download and enable the Network Module on the On-Premise Poller: Stop the On-Premise Poller service Ensure that there are no existing processes in the On-Premise Poller Check if there is a folder ...