User Guide > Discovery > Discovering Networks

Discovering Networks

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Discovering Networks

In OpManager DE, discovery is done on the Probe side. Discovery is done using ICMP/Nmap. You can discover an entire network or devices within a specif IP range.

Discover a range
To discover devices from a selected range specify the start and end ip address and select the netmask for the devices to be discovered within that range.
  1. From Probe web client UI, click the Admin tab.
  2. Under Discovery, click on Discover Devices link. Discover Devices page opens.

  3. Select Use IP Range option to discover the devices within an IP range.
  4. Start IP: Specify the IP address of the device in the range from where OpManager should start discovery.
  5. End IP: Specify the IP address till which OpManager should discover.
  6. Netmask: Select the correct netmask.
  7. Credentials to use: Select the configured credentials to be used for discovery.
  8. Add credential: Click here to add a new credential.
  9. Advanced SNMP Settings: Click here to configure an increase SNMP timeout or SNMP retries
  10. Click on Discover button to start the discovery.
Discover a complete network
  1. Select Use CIDR option to discover a complete network.
  2. Network IP: Specify the Network IP to be discovered.
  3. Select the credential and SNMP settings as mentioned above.
  4. Click on Discover button to discover the entire network.
Discover by importing from a file
To discover the devices that are listed in a CSV/txt file, follow the below steps:
  1. Create a CSV or txt file with the details of name/ipaddress of the device, giving each name in a single line.
  2. Select CSV File Import option in the Discover Devices window.
  3. Click on Browse button to locate the CSV/txt file that is created.
  4. Provide the correct Netmask.
  5. Select the credential and SNMP settings as mentioned above.
  6. Click on Discover button to discover the entire network.
Import the devices into OpManager DE
All the discovered devices are listed by category-wise. Steps to import the devices:
  1. Click on Import Devices button to add all the devices for monitoring.
  2. Click on Finish once the devices are added.

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