---
title: "Create a new private subnet"
method: POST
path: "/project/{project_id}/location/{location}/private-subnet/{private_subnet_reference}"
tags: ["Private Subnet"]
---

# Create a new private subnet

`POST /project/{project_id}/location/{location}/private-subnet/{private_subnet_reference}`

## Request body

- object
  - `firewall_id` string

## Response `200`

A Private Subnet

- PrivateSubnet
  - `firewalls` Firewall[], required
    - `description` string, required — Description of the firewall
    - `firewall_rules` FirewallRule[], required — List of firewall rules
      - `cidr` string, required — CIDR of the firewall rule
      - `id` string, required — ID of the firewall rule
      - `port_range` string, required — Port range of the firewall rule
      - `protocol` 'tcp' | 'udp', required — Protocol of the firewall rule (tcp or udp)
      - `description` string, required — Description of the firewall rule
    - `id` string, required — ID of the firewall
    - `location` string, required — Location of the firewall
    - `name` string, required — Name of the firewall
  - `id` string, required — ID of the subnet
  - `location` string, required — Location of the subnet
  - `name` string, required — Name of the subnet
  - `net4` string, required — IPv4 CIDR of the subnet
  - `net6` string, required — IPv6 CIDR of the subnet
  - `nics` Nic[], required — List of NICs
    - `id` string, required — ID of the NIC
    - `name` string, required — Name of the NIC
    - `private_ipv4` string, ipv4, required — Private IPv4 address
    - `private_ipv6` string, ipv6, required — Private IPv6 address
    - `vm_name` string, nullable, required — Name of the VM
  - `state` string, required — State of the subnet

## Other responses

- `default` — An error response

## Changes

- **2026-05-21** `65eaca27bbb7` — 1 info
  - added the required property `firewalls/items/firewall_rules/items/protocol` to the response with the `200` status
- **2025-10-25** `d81708f425bb` — 1 info
  - added the required property `firewalls/items/firewall_rules/items/description` to the response with the `200` status

[Change history](https://skmtc.dev/ubicloud/apis/clover-api/changes/project/:project_id/location/:location/private-subnet/:private_subnet_reference/post.md)

---

[API](https://skmtc.dev/ubicloud/apis/clover-api.md) · [All operations](https://skmtc.dev/ubicloud/apis/clover-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/ubicloud/clover-api/revisions/ae229e5ccaee/schema)