# Acces TTN data from Node-Red hosted in a server

**URL:** <https://www.thethingsnetwork.org/forum/t/acces-ttn-data-from-node-red-hosted-in-a-server/40612>\
**Category:** Application Development\
**Created:** [October 16, 2020, 9:54am UTC](https://www.thethingsnetwork.org/forum/t/acces-ttn-data-from-node-red-hosted-in-a-server/40612 "2020-10-16T09:54:35Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![arjanvanb](https://www.thethingsnetwork.org/forum/user_avatar/www.thethingsnetwork.org/arjanvanb/32/46626_2.png) [@arjanvanb](https://www.thethingsnetwork.org/forum/u/arjanvanb)\
**Post date:** [October 16, 2020, 12:34pm UTC](https://www.thethingsnetwork.org/forum/t/acces-ttn-data-from-node-red-hosted-in-a-server/40612/2 "2020-10-16T12:34:43Z")

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> [@iarakis](#):
>
> [https://www.thethingsnetwork.org/docs/applications/nodered/quick-start.html](https://www.thethingsnetwork.org/docs/applications/nodered/quick-start.html)

That says:

> Add The Things Network nodes

But, don’t, as [those are deprecated](https://www.thethingsnetwork.org/docs/applications/nodered/):

> ⚠ _The support and maintenance for this SDK has been discontinued, it is not recommended to use the SDK for new projects._

Instead, see [https://www.thethingsnetwork.org/forum/t/mqtt-in-node-red-howto/39909](https://www.thethingsnetwork.org/forum/t/mqtt-in-node-red-howto/39909).

As for firewalls: an MQTT client opens a connection to the remote broker (server) on port 8883 (or 1883 for non-TLS). A client does not need _incoming_ connections.

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_[View the full topic](https://www.thethingsnetwork.org/forum/t/acces-ttn-data-from-node-red-hosted-in-a-server/40612)._