# Add Phase 2

Phase 2 in IPSec is used to define which traffic (subnet or network) will be encrypted and transmitted through the VPN tunnel. There are steps to add Phase 2:

* Go to the **VPN** list table, then click **More → Configuration** on the selected VPN.

<figure><img src="/files/54G3BZ9wQ04geGja9Ql9" alt=""><figcaption></figcaption></figure>

* In the **IPSec** tab, scroll down to the **IPSec Tunnel** section. Click the **Add Phase 2** button.

<figure><img src="/files/Vu0u3An7gymlwcPQ0kyh" alt=""><figcaption></figcaption></figure>

* Fill in the required information:

<table><thead><tr><th width="160.66668701171875">Column</th><th>Description</th></tr></thead><tbody><tr><td><strong>Remote Subnet</strong></td><td>The destination subnet configured to connect with the VPN.</td></tr><tr><td><strong>Network Size</strong></td><td>The subnet mask (e.g., /24, /16) that defines the size of the network.</td></tr><tr><td><strong>Description</strong></td><td>Additional information or notes related to the configuration.</td></tr></tbody></table>

* Click **Create** to save the configuration.

<figure><img src="/files/K2lYQyCOg1wH2NI9Alqx" alt=""><figcaption></figcaption></figure>

* The system will display a notification stating **“IPSec Phase 2 has been successfully created."**

<figure><img src="/files/Q9mVifRwZHbxjKONjn9k" alt=""><figcaption></figcaption></figure>

* To check if IPSec Phase 2 has been successfully added, click the **More** button and then select **IPSec Phase 2**.

<figure><img src="/files/SyhJxlT4m3atEou64PkH" alt=""><figcaption></figcaption></figure>

* The IPSec Phase 2 window shows the list of existing Phase 2 configurations along with their details.

<figure><img src="/files/tgCYgVdiliGnrxF9etqw" alt=""><figcaption></figcaption></figure>


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