# Opc ua browsing, subscribing and unsubscribing

**URL:** <https://discourse.nodered.org/t/opc-ua-browsing-subscribing-and-unsubscribing/47826>\
**Category:** Industrial\
**Created:** [30 June 2021 07:17 UTC](https://discourse.nodered.org/t/opc-ua-browsing-subscribing-and-unsubscribing/47826 "2021-06-30T07:17:44Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![OmkarNodered](https://avatars.discourse-cdn.com/v4/letter/o/90ced4/32.png) [@OmkarNodered](https://discourse.nodered.org/u/OmkarNodered)\
**Post date:** [30 June 2021 07:17 UTC](https://discourse.nodered.org/t/opc-ua-browsing-subscribing-and-unsubscribing/47826/1 "2021-06-30T07:17:44Z")

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What is meant by browsing opc ua data? what opc ua browser does in case where I have kepware opc ua server? and What is the difference browsing opc ua data and subscribing and unsubscribing opc ua data?

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**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [29 August 2021 07:18 UTC](https://discourse.nodered.org/t/opc-ua-browsing-subscribing-and-unsubscribing/47826/2 "2021-08-29T07:18:12Z")

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