# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1300

[Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md)

**Page:** 1301

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## [Expose node red to internet without open port forwading](https://discourse.nodered.org/t/expose-node-red-to-internet-without-open-port-forwading/9358)

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**Author:** [@gaara7271](https://discourse.nodered.org/u/gaara7271)\
**Replies:** 6\
**Last updated:** [25 March 2019 05:07 UTC](https://discourse.nodered.org/t/expose-node-red-to-internet-without-open-port-forwading/9358 "2019-03-25T05:07:50Z")

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hi everyone, in install node red in my computer in local network, how to access node red from internet without open port on router.

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## [Message cleanup of used resources at completion](https://discourse.nodered.org/t/message-cleanup-of-used-resources-at-completion/9262)

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**Author:** [@peterprib](https://discourse.nodered.org/u/peterprib)\
**Replies:** 17\
**Last updated:** [24 March 2019 22:13 UTC](https://discourse.nodered.org/t/message-cleanup-of-used-resources-at-completion/9262 "2019-03-24T22:13:42Z")

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Rather than having to add a new node to cleanup up resources, is it possible to add a function to a message that is called at the point the message is destroyed. For example, wish to open a connection to a database assi…

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## [Proper install with detailed instructions zwave RPi3b+ Raspbian Stretch full](https://discourse.nodered.org/t/proper-install-with-detailed-instructions-zwave-rpi3b-raspbian-stretch-full/9373)

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**Author:** [@Clueless](https://discourse.nodered.org/u/Clueless)\
**Replies:** 3\
**Last updated:** [24 March 2019 22:30 UTC](https://discourse.nodered.org/t/proper-install-with-detailed-instructions-zwave-rpi3b-raspbian-stretch-full/9373 "2019-03-24T22:30:20Z")

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Where do I find a link for proper install commands for OZW library?

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## [Dynamic text in panel](https://discourse.nodered.org/t/dynamic-text-in-panel/9353)

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**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 6\
**Last updated:** [24 March 2019 21:56 UTC](https://discourse.nodered.org/t/dynamic-text-in-panel/9353 "2019-03-24T21:56:40Z")

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I'm taking little steps in creating a custom node, although I am a little familiar with javascript, not so much with node.js. I am trying to display dynamic data in the panel based on the pulldown selection. As there…

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## [How to capture HTTP posts](https://discourse.nodered.org/t/how-to-capture-http-posts/9370)

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**Author:** [@alanc](https://discourse.nodered.org/u/alanc)\
**Replies:** 1\
**Last updated:** [24 March 2019 18:45 UTC](https://discourse.nodered.org/t/how-to-capture-http-posts/9370 "2019-03-24T18:45:48Z")

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I am trying to capture and eventually store in MySQL, all HTTP posts sent to my server. The sender is a public Minecraft server with a computercraft mod that has a Lua HTTP API. A colleague was able to make a Python pr…

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## [Need help optimising flow and Chart output](https://discourse.nodered.org/t/need-help-optimising-flow-and-chart-output/9075)

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**Author:** [@Stefanie](https://discourse.nodered.org/u/Stefanie)\
**Replies:** 34\
**Last updated:** [24 March 2019 07:00 UTC](https://discourse.nodered.org/t/need-help-optimising-flow-and-chart-output/9075 "2019-03-24T07:00:32Z")

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I'm working on my 2nd flow only for learning how things working. Still my java script knowledge is close to zero..working hard on it, but not easy @myAge :wink: Still proud I made it that far after investigating, readin…

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## [Can't Install New Palettes: EACCES](https://discourse.nodered.org/t/cant-install-new-palettes-eacces/9044)

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**Author:** [@IcyMidnight](https://discourse.nodered.org/u/IcyMidnight)\
**Replies:** 6\
**Last updated:** [24 March 2019 00:09 UTC](https://discourse.nodered.org/t/cant-install-new-palettes-eacces/9044 "2019-03-24T00:09:26Z")

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I'm trying to get Node Red up and running in docker, but I can't install new palettes. It seems that the node installer is trying to place its modules in the root directory instead of in /data sudo docker create \\ …

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## [Where is the "solved" checkbox?](https://discourse.nodered.org/t/where-is-the-solved-checkbox/9357)

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**Author:** [@drmibell](https://discourse.nodered.org/u/drmibell)\
**Replies:** 2\
**Last updated:** [23 March 2019 20:59 UTC](https://discourse.nodered.org/t/where-is-the-solved-checkbox/9357 "2019-03-23T20:59:30Z")

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Possibly suffering the effects of old age, but I can't seem to find the button to flag a post as the solution to my issue. Has it gone away, or am I just looking past it?

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## [Template node payload](https://discourse.nodered.org/t/template-node-payload/9350)

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**Author:** [@accca](https://discourse.nodered.org/u/accca)\
**Replies:** 4\
**Last updated:** [23 March 2019 18:40 UTC](https://discourse.nodered.org/t/template-node-payload/9350 "2019-03-23T18:40:39Z")

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Hi, i'm trying to pass a "msg.payload" to a "ui\_template" node: I read a lot of stuff on web on how can I do this, but nothing works. My "msg.payload" is something like this: msg.payload = {"tag1" : lastZone1, "tag2" …

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## [\[Update\] node-red-contrib-uibuilder - bugfix release v1.2.2](https://discourse.nodered.org/t/update-node-red-contrib-uibuilder-bugfix-release-v1-2-2/9352)

<div class="topic-metadata">

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 0\
**Last updated:** [23 March 2019 17:18 UTC](https://discourse.nodered.org/t/update-node-red-contrib-uibuilder-bugfix-release-v1-2-2/9352 "2019-03-23T17:18:50Z")

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Some annoying bugs squashed while you wait for the big v2 release. FIXED POST API call was not adding bearer authorisation token so not working if adminAuth used. Now working. Fixes Issue #51, many thanks to ElGranLok…

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## [Setting payload to JSONata expression isnt working!](https://discourse.nodered.org/t/setting-payload-to-jsonata-expression-isnt-working/9342)

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**Author:** [@Albin](https://discourse.nodered.org/u/Albin)\
**Replies:** 2\
**Last updated:** [23 March 2019 17:06 UTC](https://discourse.nodered.org/t/setting-payload-to-jsonata-expression-isnt-working/9342 "2019-03-23T17:06:16Z")

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PFB the flow - \[{"id":"df540054.4bb3c","type":"tab","label":"Flow 2","disabled":false,"info":""},{"id":"169841e2.bd633e","type":"inject","z":"df540054.4bb3c","name":"","topic":"","payload":"{\\"payload\\":\[{\\"FirstName\\":…

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## [\[Solved\] How to reproduce the drag-to-expand feature of the JSONata expression editor?](https://discourse.nodered.org/t/solved-how-to-reproduce-the-drag-to-expand-feature-of-the-jsonata-expression-editor/9021)

<div class="topic-metadata">

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 3\
**Last updated:** [23 March 2019 15:38 UTC](https://discourse.nodered.org/t/solved-how-to-reproduce-the-drag-to-expand-feature-of-the-jsonata-expression-editor/9021 "2019-03-23T15:38:10Z")

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As I'm developing uibuilder v2, I've been wanting to improve the admin ui for editing the front-end files. One of the things that I'm struggling with is getting the editor to vertically resize properly. But I noticed …

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## [Modbus extended addressing](https://discourse.nodered.org/t/modbus-extended-addressing/9327)

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**Author:** [@landersson](https://discourse.nodered.org/u/landersson)\
**Replies:** 2\
**Last updated:** [23 March 2019 15:32 UTC](https://discourse.nodered.org/t/modbus-extended-addressing/9327 "2019-03-23T15:32:57Z")

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Trying to read modbus from a Idec PLC, but it has holding registers of addresses starting at 400000. The modbus node won't let me define addresses above 65,535 Should I be using some other node?

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## [Function node conditional statement output to JSON](https://discourse.nodered.org/t/function-node-conditional-statement-output-to-json/9289)

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**Author:** [@fargowind](https://discourse.nodered.org/u/fargowind)\
**Replies:** 6\
**Last updated:** [23 March 2019 14:11 UTC](https://discourse.nodered.org/t/function-node-conditional-statement-output-to-json/9289 "2019-03-23T14:11:52Z")

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Hello everyone. I'm completely new to javascript and node red and have been trying to learn. Appologies if this has been answered in this already but i havent been able to figure it out (I found some leads but nothing wi…

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## [YAWS - Yet Another Wireless Switch](https://discourse.nodered.org/t/yaws-yet-another-wireless-switch/9317)

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**Author:** [@igrowing](https://discourse.nodered.org/u/igrowing)\
**Replies:** 3\
**Last updated:** [23 March 2019 13:35 UTC](https://discourse.nodered.org/t/yaws-yet-another-wireless-switch/9317 "2019-03-23T13:35:03Z")

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That's, frankly, pretty useless for the most of people. I did it just to satisfy my own vision how perfect smart switch should work :slight\_smile: It's almost Sonoff Basic with few functional differences: Tiny size, h…

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## [Display multi payload with same template](https://discourse.nodered.org/t/display-multi-payload-with-same-template/9338)

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**Author:** [@hebergeweb](https://discourse.nodered.org/u/hebergeweb)\
**Replies:** 4\
**Last updated:** [23 March 2019 10:36 UTC](https://discourse.nodered.org/t/display-multi-payload-with-same-template/9338 "2019-03-23T10:36:57Z")

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Hi, There is an error at the function and I do not know where it is to display 2 values (payload1 and payload2) in ui\_template?

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## [Node-Red continually fails and restarts](https://discourse.nodered.org/t/node-red-continually-fails-and-restarts/7360)

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**Author:** [@maxv](https://discourse.nodered.org/u/maxv)\
**Replies:** 17\
**Last updated:** [23 March 2019 09:36 UTC](https://discourse.nodered.org/t/node-red-continually-fails-and-restarts/7360 "2019-03-23T09:36:43Z")

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I have been running Node-Red on a raspberry pi for over a year without any issues however today I noticed that I was unable to access the dashboard. I found that Node-Red continually fails and restarts with the followin…

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## [Unexpected token s in JSON at position 0](https://discourse.nodered.org/t/unexpected-token-s-in-json-at-position-0/9309)

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**Author:** [@gaara7271](https://discourse.nodered.org/u/gaara7271)\
**Replies:** 3\
**Last updated:** [23 March 2019 02:19 UTC](https://discourse.nodered.org/t/unexpected-token-s-in-json-at-position-0/9309 "2019-03-23T02:19:40Z")

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hello everyone, i want get output a object, it was right but had a error. "Unexpected token s in JSON at position 0" Could anyone help me with that issue, some suggestion how to find the reason?

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## [Node PID enable/disable not working](https://discourse.nodered.org/t/node-pid-enable-disable-not-working/9322)

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**Author:** [@Frank2](https://discourse.nodered.org/u/Frank2)\
**Replies:** 7\
**Last updated:** [23 March 2019 00:31 UTC](https://discourse.nodered.org/t/node-pid-enable-disable-not-working/9322 "2019-03-23T00:31:40Z")

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Hi, I am not getting the PID in disable mode. Am I doing something wrong? \[{"id":"6deef0a.ca0fa1","type":"function","z":"d71f1b7b.004ad8","name":"","func":"msg = {payload:1}\\nmsg.enable = 1;\\nmsg.topic = \\"enable\\"\\n\\n…

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## [Node-red won't start - invalid directory](https://discourse.nodered.org/t/node-red-wont-start-invalid-directory/9260)

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**Author:** [@mladams922](https://discourse.nodered.org/u/mladams922)\
**Replies:** 4\
**Last updated:** [22 March 2019 22:20 UTC](https://discourse.nodered.org/t/node-red-wont-start-invalid-directory/9260 "2019-03-22T22:20:11Z")

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I needed to re-install node-red so I completely removed nodejs, npm, and node-red. I then went through the install process again by first installing nodejs (version 10.x), then using npm to install node-red via the comm…

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## [Import flow via CLI on Node-RED under Docker](https://discourse.nodered.org/t/import-flow-via-cli-on-node-red-under-docker/9329)

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**Author:** [@defremont](https://discourse.nodered.org/u/defremont)\
**Replies:** 3\
**Last updated:** [22 March 2019 19:23 UTC](https://discourse.nodered.org/t/import-flow-via-cli-on-node-red-under-docker/9329 "2019-03-22T19:23:26Z")

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I have a Node-RED server that i need to be under docker following this docs:https://nodered.org/docs/platforms/docker#customising But after running: docker run -it -p 1880:1880 --name mynodered nodered/node-red-docker …

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## [Linear gauge as another gauge option](https://discourse.nodered.org/t/linear-gauge-as-another-gauge-option/821)

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**Author:** [@davidcgu](https://discourse.nodered.org/u/davidcgu)\
**Replies:** 26\
**Last updated:** [22 March 2019 17:52 UTC](https://discourse.nodered.org/t/linear-gauge-as-another-gauge-option/821 "2019-03-22T17:52:41Z")

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For now I’m using some template as a linear gauge, a gauge style that for me is missing as standard on the palette. Is very useful to monitor the level of something like for instance in my case light level and could be …

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## [Hall effect sensor on pi](https://discourse.nodered.org/t/hall-effect-sensor-on-pi/1242)

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**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 7\
**Last updated:** [22 March 2019 17:20 UTC](https://discourse.nodered.org/t/hall-effect-sensor-on-pi/1242 "2019-03-22T17:20:09Z")

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I have a hall effect sensor for magnetic field. This runs on an adruino but is it possible to connect it to a pi without the use of an arduino?

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## [Why doesn't my i18n work?](https://discourse.nodered.org/t/why-doesnt-my-i18n-work/9183)

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**Author:** [@kurvenschubser](https://discourse.nodered.org/u/kurvenschubser)\
**Replies:** 1\
**Last updated:** [22 March 2019 15:35 UTC](https://discourse.nodered.org/t/why-doesnt-my-i18n-work/9183 "2019-03-22T15:35:44Z")

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My custom package has this directory structure: \[root\] package.json ninox ninox.html ninox.js locales en-US ninox.json In package.json, this: ... "node-red": { "nodes": { "ninox": "ninox/nin…

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## [Sewage pump controller](https://discourse.nodered.org/t/sewage-pump-controller/9311)

<div class="topic-metadata">

**Author:** [@igrowing](https://discourse.nodered.org/u/igrowing)\
**Replies:** 3\
**Last updated:** [22 March 2019 14:24 UTC](https://discourse.nodered.org/t/sewage-pump-controller/9311 "2019-03-22T14:24:08Z")

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Couple of times my basement had suffered from ... well... sewage overflow due to different breaks in sewage pump. That's nasty and this must be terminated. In Github there's full description of the project, including: …

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## [Graph input order](https://discourse.nodered.org/t/graph-input-order/9310)

<div class="topic-metadata">

**Author:** [@Stylo](https://discourse.nodered.org/u/Stylo)\
**Replies:** 3\
**Last updated:** [22 March 2019 13:36 UTC](https://discourse.nodered.org/t/graph-input-order/9310 "2019-03-22T13:36:31Z")

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I currently have a system in which 7 sensors write to a database at the same time. I have a graph reading from this database 7 entries at a time. Does anyone know how to make sure that I don't miss entries, and also how…

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## [Error message: unexpected identifier](https://discourse.nodered.org/t/error-message-unexpected-identifier/9303)

<div class="topic-metadata">

**Author:** [@yfierens](https://discourse.nodered.org/u/yfierens)\
**Replies:** 4\
**Last updated:** [22 March 2019 13:18 UTC](https://discourse.nodered.org/t/error-message-unexpected-identifier/9303 "2019-03-22T13:18:56Z")

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I'm trying to creatie a custom node, based on the tutorial from the Node-RED website. When loading the flow, I get an error message 'unexpected identifier'. Based on the fact that the edit form is not shown correctly, I …

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## [\[Solved\] Is there a way to resize to full page the node edit form?](https://discourse.nodered.org/t/solved-is-there-a-way-to-resize-to-full-page-the-node-edit-form/9283)

<div class="topic-metadata">

**Author:** [@gbove731](https://discourse.nodered.org/u/gbove731)\
**Replies:** 9\
**Last updated:** [22 March 2019 11:28 UTC](https://discourse.nodered.org/t/solved-is-there-a-way-to-resize-to-full-page-the-node-edit-form/9283 "2019-03-22T11:28:40Z")

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Is there a way to resize to full page the node edit form (of a custom palette) programmatically? Thanks in advance.

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## [Reverse-Proxy from Nginx to Node-RED does block Websocket communication](https://discourse.nodered.org/t/reverse-proxy-from-nginx-to-node-red-does-block-websocket-communication/9268)

<div class="topic-metadata">

**Author:** [@flobbi](https://discourse.nodered.org/u/flobbi)\
**Replies:** 10\
**Last updated:** [22 March 2019 11:23 UTC](https://discourse.nodered.org/t/reverse-proxy-from-nginx-to-node-red-does-block-websocket-communication/9268 "2019-03-22T11:23:10Z")

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Hello, the problem existing is the following: We have a Nginx Reverse Proxy which redirects to an OpenVPN connected Raspberry Pi running Node-RED. All static content is loaded correctly, just the Websocket connection v…

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## [TCP flow, almost got it working](https://discourse.nodered.org/t/tcp-flow-almost-got-it-working/9274)

<div class="topic-metadata">

**Author:** [@superace](https://discourse.nodered.org/u/superace)\
**Replies:** 2\
**Last updated:** [22 March 2019 10:18 UTC](https://discourse.nodered.org/t/tcp-flow-almost-got-it-working/9274 "2019-03-22T10:18:51Z")

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I am using the TCP nodes to solve something that would be super easy in MQTT. Why? Because the "server" side hardware does not support MQTT and there is nothing I can do about that fact. Case: An IOT device is hosing a…

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