> For the complete documentation index, see [llms.txt](https://docs.qmcloud.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.qmcloud.io/getting-started/add-subnets.md).

# Add Subnets

 **1.** Under the navigation sub menu, expand “Networking” and select Subnet

 **2.** Using the mouse controls, drag Subnet on to the canvas

 **3.** Select the Subnet shape on the Canvas

 **4.** The Subnet properties dialog box opens on the right of the canvas

 **5.** Enter the following minimum details for the Subnet:

* CidrBlock (Example 172.20.0.0/18)
* Name (Example public-subnet-1)

Diagram – AWS subnet details

<div align="left"><img src="https://3069594575-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FN46JiuLCEQTlLkrrbdrv%2Fuploads%2FIbhDd3vscPqVNuEHM3XC%2FP4.png?alt=media&amp;token=cfcf5575-bdcf-4059-b673-267707c5901a" alt=""></div>

&#x20;**6.** Select Submit to save the settings.

&#x20;**7.** Repeat the steps to add another Subnet and define the properties. For example:

* CidrBlock (Example 172.20.64.0/18)
* Name (Example private-subnet-1)

Diagram – AWS subnet additional details

<div align="left"><img src="https://3069594575-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FN46JiuLCEQTlLkrrbdrv%2Fuploads%2Fxxcq5FnJmRBxaS3t5ph1%2FP5.png?alt=media&amp;token=4c48fb6d-88a6-4509-8c39-47b95e64ab1c" alt=""></div>