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Release: Australia · Updated: 2026-07-09 · Official documentation · View source

IP Subnetwork form

The IP Subnetwork form defines a subdivision of an IP Address Block or a nested subdivision of another IP Subnetwork.

IP Subnetwork form fields

FieldDescription
Name (Nested Pool Name on creation)User-friendly name for the IP Subnetwork.
CIDRThe CIDR notation that defines the address range of this subnetwork. Must fall within the parent’s range, must be more specific (longer prefix) than the parent’s, and must not duplicate any sibling under the same parent. For more information about CIDR validation, see CIDR validation rules for IP Address Blocks and IP Subnetworks.
Managed NetworkThe Managed Network this subnetwork belongs to. Read-only and pre-populated when the parent has a Managed Network set; editable when the parent has none. Cannot differ from the parent’s value.
Parent PoolThe parent IP Address Block or IP Subnetwork. Read-only after creation.
DNS DomainThe DNS domain associated with this subnetwork.
DescriptionFree-text description.
Life Cycle StageThe current life-cycle stage of the subnetwork. Default value: Operational.
Life Cycle Stage StatusThe current life-cycle stage status. Default value: In Use. The subnetwork is active when Life Cycle Stage is Operational and Life Cycle Stage Status is In Use.
Reported Addresses In UseThe count of addresses currently in use under this subnetwork.
Reported Free AddressesThe count of addresses available for use under this subnetwork.
Reported Reserved AddressesThe count of addresses flagged as reserved under this subnetwork.

Parent Topic:Telecommunications Network Inventory reference

Related topics

Create an IP Subnetwork record

CIDR validation rules for IP Address Blocks and IP Subnetworks

Hierarchy rules for IP Subnetworks

Managed Network and IP address allocation

Inventory number allocation fields