Network organizations
A network organization is a network-management interface that
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enables you to define subnetworks within an industrial network by setting up ranges of IP addresses,
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allows you to specify whether subnetworks are considered internal (OT) or external, and
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impacts how Cyber Vision manages device licensing, flow storage, and risk assessment.
IP-address classification
In Cyber Vision, all private IP addresses are automatically classified as OT Internal. These addresses appear in the IP Address / subnet column on the Network Organization page. Public IP addresses are considered External by default, except for:
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Broadcast IPv4: 255.255.255.255
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IPv4 and IPv6 zero: 0.0.0.0 and 0:0:0:0:0:0:0:0
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Loopback IPv4 and IPv6: 127.0.0.1 and ::1
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Link Local Multicast IPv4 and IPv6: 224.0.0.0/8 and ff00::/8
If you need to treat a public IP address as OT Internal, change its network type to add an exception. This is useful for industrial sites that use public IP addresses in private networks. Marking a set of IP addresses as External will:
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exclude their associated flows from the database,
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remove their devices from the device license count, and
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omit them from risk scoring.
Feature history table
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Feature |
Release Information |
Feature Description |
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Define a Subnetwork
Allow precise management and monitoring of devices by defining subnetworks and specifying their characteristics.
Use this task to add a new subnetwork to your network organization. Customize IP ranges, VLANs, and network types to improve device grouping and monitoring.
Before you begin
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Ensure you have the required IP addresses and subnets.
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Obtain VLAN ID information if applicable.
Procedure
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Step 1 |
From the main menu, choose Admin > Network Organization. |
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Step 2 |
Click Add a network. |
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Step 3 |
Enter an IP address range and its subnet in the IP address/subnet field. |
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Step 4 |
(Optional) Enter the VLAN ID to enable overlapping networks. |
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Step 5 |
Enter the Network name. |
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Step 6 |
Select the Network Type (Options include OT Internal, IT Internal, or External). Select the network type to change Cyber Vision performance, flow storage, device risk scoring, and device license count. |
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Step 7 |
Enable Use a device engine option for this network range.
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Step 8 |
Click Add a network to save and apply the new subnetwork. |
You have added the subnetwork with the specified IP range, VLAN, network type, and device engine options. This enables accurate grouping and monitoring of network components.

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