# Tunneller integration and connection to OPC DA server **URL:** \ **Category:** General Discussion\ **Created:** [April 17, 2023, 2:07pm UTC](https://forum.inductiveautomation.com/t/tunneller-integration-and-connection-to-opc-da-server/72530 "2023-04-17T14:07:45Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![Austin\_Dollar](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/austin_dollar/32/37052_2.png) [@Austin\_Dollar](https://forum.inductiveautomation.com/u/Austin_Dollar)\ **Post date:** [May 1, 2023, 11:08pm UTC](https://forum.inductiveautomation.com/t/tunneller-integration-and-connection-to-opc-da-server/72530/2 "2023-05-01T23:08:22Z")
Hi, While not with screenshots, we do have a Knowledge Base Article that includes a step by step guide for getting an OPC DA connection set up, as well as some basic troubleshooting if you run into any issues: > **[Setting up and troubleshooting OPC-COM connections](https://support.inductiveautomation.com/hc/en-us/articles/360047134152-Setting-up-and-troubleshooting-OPC-COM-connections)** > >   > > ImportantClassic OPC is based on COM, which is a technology in Microsoft Windows. Therefore, the information in this section only applies to Ignition gateways installed on Windows. For other ope... We also have an Article Discussing how to set up the Tunneler Driver once you are able to get that up and running. I'll include it here for easy reference: > **[A Primer to the OPC-COM Tunneler Module](https://support.inductiveautomation.com/hc/en-us/articles/360047615731-A-Primer-to-the-OPC-COM-Tunneler-Module)** > > The OPC-COM Tunneler module eliminates many difficulties associated with establishing remote OPC-COM connections. The OPC-COM Tunneler module exposes OPC-COM connections to Ignition's OPC-UA server... I hope this helps! --- _[View the full topic](https://forum.inductiveautomation.com/t/tunneller-integration-and-connection-to-opc-da-server/72530)._