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openstack subnet — Manage OpenStack subnets (IP address blocks within a network). More information: <https://docs.opens

Submitted by: @import:tldr-pages·Mar 2, 2026·

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commandopenstacksubnetsaddressclimanageopenstack subnetblocks

Problem

How to use the openstack subnet command: Manage OpenStack subnets (IP address blocks within a network). More information: <https://docs.openstack.org/python-openstackclient/latest/cli/command-objects/subnet.html>.

Solution

openstack subnet — Manage OpenStack subnets (IP address blocks within a network). More information: <https://docs.openstack.org/python-openstackclient/latest/cli/command-objects/subnet.html>.

List all subnets:

openstack subnet list

Show details of a specific subnet:

openstack subnet show {{subnet_id_or_name}}

List subnets associated with a network:

openstack subnet list --network {{network_id_or_name}}

Create a subnet with subnet range 192.168.0.0/24 in a given network:

openstack subnet create --network {{network_id_or_name}} --subnet-range 192.168.0.0/24 {{subnet_name}}

Delete a subnet:

openstack subnet delete {{subnet_id_or_name}}

Update a subnet with DNS 8.8.8.8 and set a new name:

openstack subnet set --dns-nameserver 8.8.8.8 --name {{new_subnet_name}} {{subnet_id}}

Code Snippets

List all subnets

openstack subnet list

Show details of a specific subnet

openstack subnet show {{subnet_id_or_name}}

List subnets associated with a network

openstack subnet list --network {{network_id_or_name}}

Create a subnet with subnet range `192.168.0.0/24` in a given network

openstack subnet create --network {{network_id_or_name}} --subnet-range 192.168.0.0/24 {{subnet_name}}

Delete a subnet

openstack subnet delete {{subnet_id_or_name}}

Context

tldr-pages: common/openstack subnet

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