# Redundant node-red instances plugged on AWS IOT CORE

**URL:** <https://discourse.nodered.org/t/redundant-node-red-instances-plugged-on-aws-iot-core/45856>\
**Category:** General\
**Created:** [18 May 2021 13:32 UTC](https://discourse.nodered.org/t/redundant-node-red-instances-plugged-on-aws-iot-core/45856 "2021-05-18T13:32:55Z")\
**Posts on this page:** 1\
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**Author:** ![Steve-Mcl](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/steve-mcl/32/4826_2.png) [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Post date:** [18 May 2021 22:11 UTC](https://discourse.nodered.org/t/redundant-node-red-instances-plugged-on-aws-iot-core/45856/2 "2021-05-18T22:11:18Z")

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In pretty sure you can use mqtt shared subscriptions anywhere with v5 mqtt broker. Just give it a go.

Node-red 1  
Subscribe to `$share/group1/test`

Node-red 2  
Subscribe to `$share/group1/test`

Node-red 3  
Publish to `test`

You should only get a message to one or the other.

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