--- title: Manage the OPC UA Server slug: litmusedge/product-features/opc-ua-server/management/manage-the-opc-ua-server description: Learn how to manage the OPC UA server. docTags: createdAt: 2022-09-26T16:03:35.000Z --- You can manage the OPC UA Server by navigating to **OPC **>** Management**. If you are using the Docker version of Litmus Edge and having issues connecting to the OPC UA server, refer to [Issues Connecting to OPC UA Server](docId\:Fve9ZDQxYktq2Bm0mg1JE). Refer to the following OPC UA Server management options. ![](https://api.archbee.com/api/optimize/SSUUxKZUk9bFTEPNn_6Zo/3_ek_UIuIo3rhWsPGiK95_image.png) | **Action** | **Details** | | ------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | \[1] **Start and Stop OPC UA Server** | Before you start the OPC UA Server, make sure you do the following:
* Configure the OPC UA Server. Refer to the callout below for more information. * [Add a Node](docId:-_FS_awS0Vp6VRHvRmuiZ). * Enable at least one OPC UA policy. * Configure OPC UA authentication.
After starting the OPC UA Server, you have the option of stopping it. | | \[2] **Restart OPC UA Server** | Restarting the server returns it to its original configuration. | | \[3] **Configure OPC UA Server** | To configure the OPC UA Server, enter the details for the server:
* **Host**: Enter the OPC UA host IP address. * **Port**: Enter the port number 4840. * **Allow Nodes Under Root**: If this option is selected, the OPC UA hierarchy will start under the root folder. If unselected, the OPC UA hierarchy will start under the *Objects *node. | | \[4]** View** | Click the **View **icon to review logs for the server. |