# \#opc-ua **URL:** https://community.tulip.co/tag/opc-ua/206.md [Latest](https://community.tulip.co/latest.md) · [Categories](https://community.tulip.co/categories.md) · [Tags](https://community.tulip.co/tags.md) --- ## [Machine Data Source Redundancy](https://community.tulip.co/t/machine-data-source-redundancy/16620)
**Author:** [@ilanb](https://community.tulip.co/u/ilanb)\ **Replies:** 0\ **Last updated:** [September 29, 2026, 8:54am UTC](https://community.tulip.co/t/machine-data-source-redundancy/16620 "2026-09-29T08:54:10Z")
Hi As part of the BCP, my customer plans to create an additional OPC UA Server (IGS) for the redundancy of the data coming from the machines in case a failure occurs in Server1 then Server2 is taking control. In the Tu… --- ## [Connection with Ignition's OPC UA](https://community.tulip.co/t/connection-with-ignitions-opc-ua/15935)
**Author:** [@schauhan](https://community.tulip.co/u/schauhan)\ **Replies:** 1\ **Last updated:** [December 12, 2025, 5:28pm UTC](https://community.tulip.co/t/connection-with-ignitions-opc-ua/15935 "2025-12-12T17:28:34Z")
Hi all, I have been trying to connect with our client’s Ignition OPC UA server via Tulip. The client has provided us Ignition credential (username and password). We use those in ‘Authentication Method’ which is set to ‘U… --- ## [Handle Arrays in OPC UA streams to Tulip](https://community.tulip.co/t/handle-arrays-in-opc-ua-streams-to-tulip/7580)
**Author:** [@Technicon](https://community.tulip.co/u/Technicon)\ **Replies:** 3\ **Last updated:** [November 18, 2025, 5:05pm UTC](https://community.tulip.co/t/handle-arrays-in-opc-ua-streams-to-tulip/7580 "2025-11-18T17:05:09Z")
We created an OPC UA stream from a Fanuc machine, using the Fanuc standard OPC UA Server to Tulip. We can receive the stream but note that Arrays are not handled - no error is given, but no data is received, nor is it p… --- ## [OPC-UA tags search](https://community.tulip.co/t/opc-ua-tags-search/15763)
**Author:** [@gapa](https://community.tulip.co/u/gapa)\ **Replies:** 0\ **Last updated:** [October 24, 2025, 7:09am UTC](https://community.tulip.co/t/opc-ua-tags-search/15763 "2025-10-24T07:09:19Z")
Hello team! Linking machines attributes’ data sources from an OPC-UA server (IP21 Aspentech) it is very hard to search for the correct connection if you have hundreds of tags, because we don’t have a search bar. Can we … --- ## [Help for Kepware and tulip configuration setup](https://community.tulip.co/t/help-for-kepware-and-tulip-configuration-setup/12374)
**Author:** [@Kasilingam.samy](https://community.tulip.co/u/Kasilingam.samy)\ **Replies:** 7\ **Last updated:** [October 15, 2024, 7:41pm UTC](https://community.tulip.co/t/help-for-kepware-and-tulip-configuration-setup/12374 "2024-10-15T19:41:31Z")
Hi team, can someone please help to share the detailed steps/procedure to create a machine data source via OPC UA Cloud connector? I want to make a test to connect a kepware server. we are using LTS12.1 Regards, Kasi… --- ## [Error when adding Private Key & Certificate to OPC UA connection](https://community.tulip.co/t/error-when-adding-private-key-certificate-to-opc-ua-connection/11049)
**Author:** [@steve.midcalf](https://community.tulip.co/u/steve.midcalf)\ **Replies:** 0\ **Last updated:** [March 27, 2024, 9:39pm UTC](https://community.tulip.co/t/error-when-adding-private-key-certificate-to-opc-ua-connection/11049 "2024-03-27T21:39:12Z")
Hi everyone, With the 274 release, Private Key and Certificate fields are required when the Authentication Method is {{X509}}, or when the Security Mode is {{Sign}} or {{Sign & Encrypt}}. Previously, we used Sign & Enc… --- ## [OPC not connecting](https://community.tulip.co/t/opc-not-connecting/8175)
**Author:** [@aakash.karkera](https://community.tulip.co/u/aakash.karkera)\ **Replies:** 4\ **Last updated:** [April 27, 2023, 4:48pm UTC](https://community.tulip.co/t/opc-not-connecting/8175 "2023-04-27T16:48:19Z")
Hi, I am trying to create a OPC-UA connector to connect KepserverEx. But while adding the details and clicking on “Test”, it says Connection timed out. For basic testing I am not using any security mode and have kept …