UMH Learning Center (Page 1)

Total 32 Guides available

Introduction into IT / OT

3. Industrial Internet of Things (IIoT)

3. Industrial Internet of Things (IIoT)

2. Operational Technology (OT)

2. Operational Technology (OT)

1. Information Technology (IT)

1. Information Technology (IT)

Total 21 Guides available

United Manufacturing Hub

Changing the Timezone in Node-RED

Changing the Timezone in Node-RED

Setting up UMH on RHEL / Rocky Linux in Proxmox

Setting up UMH on RHEL / Rocky Linux in Proxmox

An Architect's Guide to Data Modeling in Manufacturing in UNS-based Architectures

An Architect's Guide to Data Modeling in Manufacturing in UNS-based Architectures

Fix No Pods Showing Up in UMHLens / OpenLens

Fix No Pods Showing Up in UMHLens / OpenLens

How to Open Ports and Access Services Using k3d in the United Manufacturing Hub

How to Open Ports and Access Services Using k3d in the United Manufacturing Hub

Fix "Failed to send Kafka message: microservice name is empty" Error in Sensorconnect

Fix "Failed to send Kafka message: microservice name is empty" Error in Sensorconnect

How to Fix the OEE Not Showing Up in v0.9.11

How to Fix the OEE Not Showing Up in v0.9.11

Local minikube installation

Local minikube installation

Local virtual machine installation using k3os

Local virtual machine installation using k3os

[FLOW] Fetching data from factoryinsight

[FLOW] Fetching data from factoryinsight

Setting up Port-Forwarding in UMHLens / OpenLens

Setting up Port-Forwarding in UMHLens / OpenLens

How to Add Datasources to New Grafana Organizations in the United Manufacturing Hub

How to Add Datasources to New Grafana Organizations in the United Manufacturing Hub

Using Grafana Canvas to build shopfloor dashboards

Using Grafana Canvas to build shopfloor dashboards

Total 20 Guides available

Best-practices & guides for Node-RED

Changing the Timezone in Node-RED

Changing the Timezone in Node-RED

Using the IoT-Simulator in Node-RED

Using the IoT-Simulator in Node-RED

Featured

United Manufacturing Hub Community Repository - Grafana and Node-RED Templates

United Manufacturing Hub Community Repository - Grafana and Node-RED Templates

Importing and exporting in Node-RED

Importing and exporting in Node-RED

How to create a Node-RED flow with simulated PackML data

How to create a Node-RED flow with simulated PackML data

How to Create a Node-RED Flow with Simulated OPC-UA Data

How to Create a Node-RED Flow with Simulated OPC-UA Data

Connecting Node-RED to SAP SQL Anywhere with Custom Docker Instance

Connecting Node-RED to SAP SQL Anywhere with Custom Docker Instance

How to Fix Negative Values (Garbage Values) Returned by PLC Data Tags

How to Fix Negative Values (Garbage Values) Returned by PLC Data Tags

How to Recover Accidentally Deleted or Changed Node-RED Flows

How to Recover Accidentally Deleted or Changed Node-RED Flows

How to Get Missing Plugins in Node-RED

How to Get Missing Plugins in Node-RED

How to Install New Nodes/Plugins in Node-RED

How to Install New Nodes/Plugins in Node-RED

How to Fix "The workspace contains some nodes that are not properly configured" Error Message

How to Fix "The workspace contains some nodes that are not properly configured" Error Message

How to Change the Language in Node-RED

How to Change the Language in Node-RED

How to fix broken Node-RED flows?

How to fix broken Node-RED flows?

How to fix 'Cannot GET /' error in Node-RED?

How to fix 'Cannot GET /' error in Node-RED?

Total 16 Guides available

UMHLens / OpenLens

Fix No Pods Showing Up in UMHLens / OpenLens

Fix No Pods Showing Up in UMHLens / OpenLens

How to Fix the OEE Not Showing Up in v0.9.11

How to Fix the OEE Not Showing Up in v0.9.11

What to do when error 'failed to download' is displayed in UMHLens / OpenLens while upgrading the Helm Chart?

What to do when error 'failed to download' is displayed in UMHLens / OpenLens while upgrading the Helm Chart?

Restarting a Pod in UMHLens / OpenLens

Restarting a Pod in UMHLens / OpenLens

How to troubleshoot Kubernetes (external)

How to troubleshoot Kubernetes (external)

Troubleshooting "Has no Deployed Releases" Error During Deployment

Troubleshooting "Has no Deployed Releases" Error During Deployment

How to activate metrics in UMHLens / OpenLens

How to activate metrics in UMHLens / OpenLens

How to create a new Kubernetes resource

How to create a new Kubernetes resource

Changing temporarily the version of a Docker container in Kubernetes

Changing temporarily the version of a Docker container in Kubernetes

What to do when 'RELEASE' is not found when updating the Helm chart?

What to do when 'RELEASE' is not found when updating the Helm chart?

Restarting a StatefulSet in Kubernetes Using UMHLens / OpenLens

Restarting a StatefulSet in Kubernetes Using UMHLens / OpenLens

Fixing No Connection to MQTT due to Pod Timeout

Fixing No Connection to MQTT due to Pod Timeout

Setting up Port-Forwarding in UMHLens / OpenLens

Setting up Port-Forwarding in UMHLens / OpenLens

How to Add the United Manufacturing Hub Helm Repo to OpenLens / UMHLens

How to Add the United Manufacturing Hub Helm Repo to OpenLens / UMHLens

How to fix "Error while proxying request: x509: certificate is valid for ..." error

How to fix "Error while proxying request: x509: certificate is valid for ..." error

Total 15 Guides available

IT / OT Architecture

An Architect's Guide to Data Modeling in Manufacturing in UNS-based Architectures

An Architect's Guide to Data Modeling in Manufacturing in UNS-based Architectures

Total 13 Guides available

Connecting the UMH with 3rd party systems

Alerting in the UMH and Grafana

Alerting in the UMH and Grafana

Connecting Node-RED to SAP SQL Anywhere with Custom Docker Instance

Connecting Node-RED to SAP SQL Anywhere with Custom Docker Instance

How to Install Tailscale on Flatcar for VPN Access

How to Install Tailscale on Flatcar for VPN Access

How to Connect UA-Expert with the OPC-UA Simulator

How to Connect UA-Expert with the OPC-UA Simulator

How to Install and Use Softing EdgeAggregator in the United Manufacturing Hub

How to Install and Use Softing EdgeAggregator in the United Manufacturing Hub

Connecting Kepware with the OPC-UA simulator

Connecting Kepware with the OPC-UA simulator

Using benthos with the United Manufacturing Hub

Using benthos with the United Manufacturing Hub

Connecting the UMH to Azure

Connecting the UMH to Azure

How to connect to Tulip

Total 13 Guides available

k3OS

Total 10 Guides available

MQTT

Setting up MQTT Explorer for Monitoring MQTT Messages

Setting up MQTT Explorer for Monitoring MQTT Messages

How to create a Node-RED flow with simulated PackML data

How to create a Node-RED flow with simulated PackML data

Total 9 Guides available

Best-practices and guides for Grafana

Alerting in the UMH and Grafana

Alerting in the UMH and Grafana

Featured

United Manufacturing Hub Community Repository - Grafana and Node-RED Templates

United Manufacturing Hub Community Repository - Grafana and Node-RED Templates

Installing mqtt-datasource in Grafana

Installing mqtt-datasource in Grafana

How to fix the error 'Data is missing a number field' shown in Grafana?

How to fix the error 'Data is missing a number field' shown in Grafana?

How to Add Datasources to New Grafana Organizations in the United Manufacturing Hub

How to Add Datasources to New Grafana Organizations in the United Manufacturing Hub

Using Grafana Canvas to build shopfloor dashboards

Using Grafana Canvas to build shopfloor dashboards

Total 6 Guides available

Flatcar Container Linux

Setting Up a UniFi Controller on Kubernetes with Flatcar and Traefik

Setting Up a UniFi Controller on Kubernetes with Flatcar and Traefik

How to Change Networking in Flatcar

How to Change Networking in Flatcar

UMH Deployment on Proxmox with Flatcar and k3s

UMH Deployment on Proxmox with Flatcar and k3s

How to Install Tailscale on Flatcar for VPN Access

How to Install Tailscale on Flatcar for VPN Access

How to fix "Error while proxying request: x509: certificate is valid for ..." error

How to fix "Error while proxying request: x509: certificate is valid for ..." error

Total 5 Guides available

Proxmox

UMH Deployment on Proxmox with Flatcar and k3s

UMH Deployment on Proxmox with Flatcar and k3s

How to Increase Disk Size in k3OS VM Installed in Proxmox

How to Increase Disk Size in k3OS VM Installed in Proxmox

How to Disable SWAP in Proxmox Virtual Environment

How to Disable SWAP in Proxmox Virtual Environment

Installing k3OS on Proxmox

Installing k3OS on Proxmox

Resolving 'Can't Read Superblock' Error in Proxmox

Resolving 'Can't Read Superblock' Error in Proxmox

Total 5 Guides available

Unified Namespace

Total 5 Guides available

Open-Source

Total 5 Guides available

mongoDB

Using MongoDB for Digital Shadow / Track & Trace in the United Manufacturing Hub

Using MongoDB for Digital Shadow / Track & Trace in the United Manufacturing Hub

Total 5 Guides available

UMH Systems GmbH

Total 4 Guides available

Science

Publications

Publications

Total 4 Guides available

TimescaleDB

Total 4 Guides available

Networking

Resolving "Remote Host Identification has changed" error when using SSH

Resolving "Remote Host Identification has changed" error when using SSH

Troubleshooting Networking Issues in Windows and Linux

Troubleshooting Networking Issues in Windows and Linux

Finding the IP of a VM or device using nmap

Finding the IP of a VM or device using nmap

Providing access from the PLC network to the internet

Providing access from the PLC network to the internet

Total 4 Guides available

Kafka

Using Kowl for inspecting messages

Using Kowl for inspecting messages

Using Kafka Messages in Node-RED

Using Kafka Messages in Node-RED

Total 4 Guides available

Azure

Connecting the UMH to Azure

Connecting the UMH to Azure

Total 4 Guides available

OPC-UA Simulator

How to Create a Node-RED Flow with Simulated OPC-UA Data

How to Create a Node-RED Flow with Simulated OPC-UA Data

How to Prevent Certificate Errors in the OPC-UA Simulator

How to Prevent Certificate Errors in the OPC-UA Simulator

How to Connect UA-Expert with the OPC-UA Simulator

How to Connect UA-Expert with the OPC-UA Simulator

Connecting Kepware with the OPC-UA simulator

Connecting Kepware with the OPC-UA simulator

Total 3 Guides available

Historian

Total 3 Guides available

Docker

How to Add a User to the Docker-Users Group in Docker Desktop

How to Add a User to the Docker-Users Group in Docker Desktop

Total 3 Guides available

tailscale

How to Install Tailscale on OPNsense

How to Install Tailscale on OPNsense

How to Install Tailscale on Flatcar for VPN Access

How to Install Tailscale on Flatcar for VPN Access

Installing Tailscale on the TELTONIKA/Factorycube Router RUTX11

Installing Tailscale on the TELTONIKA/Factorycube Router RUTX11

Total 3 Guides available

Tulip

How to connect to Tulip

Total 3 Guides available

retrofit

Total 3 Guides available

Operating Systems

Connecting to a Linux device with SSH

Connecting to a Linux device with SSH

Installing an operating system from USB stick

Installing an operating system from USB stick

Flashing an operating system onto a USB-stick

Flashing an operating system onto a USB-stick

Total 2 Guides available

OPNsense

How to Install Tailscale on OPNsense

How to Install Tailscale on OPNsense

Providing access from the PLC network to the internet

Providing access from the PLC network to the internet

Total 2 Guides available

Visual Quality Inspection

Total 2 Guides available

Industry 4.0

Total 2 Guides available

VerneMQ

Fixing No Connection to MQTT due to Pod Timeout

Fixing No Connection to MQTT due to Pod Timeout

Trace the origin of MQTT messages in VerneMQ

Trace the origin of MQTT messages in VerneMQ

Total 2 Guides available

OPC-UA

Total 2 Guides available

ChirpStack

CreateDB: Error: Local user with ID 1001 does not exists

CreateDB: Error: Local user with ID 1001 does not exists

Resolving 'EXECABORT Transaction discarded because of previous errors' Error in ChirpStack and Redis

Resolving 'EXECABORT Transaction discarded because of previous errors' Error in ChirpStack and Redis

Total 1 Guide available

benthos

Total 1 Guide available

sensorconnect

Fix "Failed to send Kafka message: microservice name is empty" Error in Sensorconnect

Fix "Failed to send Kafka message: microservice name is empty" Error in Sensorconnect

Total 1 Guide available

k3d

How to Open Ports and Access Services Using k3d in the United Manufacturing Hub

How to Open Ports and Access Services Using k3d in the United Manufacturing Hub

Total 1 Guide available

Kubernetes

Setting Up a UniFi Controller on Kubernetes with Flatcar and Traefik

Setting Up a UniFi Controller on Kubernetes with Flatcar and Traefik

Total 1 Guide available

SSH

Resolving "Remote Host Identification has changed" error when using SSH

Resolving "Remote Host Identification has changed" error when using SSH

Total 1 Guide available

Debezium

Total 1 Guide available

SoftIng

How to Install and Use Softing EdgeAggregator in the United Manufacturing Hub

How to Install and Use Softing EdgeAggregator in the United Manufacturing Hub

Total 1 Guide available

SAP

Connecting Node-RED to SAP SQL Anywhere with Custom Docker Instance

Connecting Node-RED to SAP SQL Anywhere with Custom Docker Instance

Total 1 Guide available

Predictive Maintenance

Total 1 Guide available

HTTP

Total 1 Guide available

DMZ

Total 1 Guide available

redis

Resolving 'EXECABORT Transaction discarded because of previous errors' Error in ChirpStack and Redis

Resolving 'EXECABORT Transaction discarded because of previous errors' Error in ChirpStack and Redis

Total 1 Guide available

HiveMQ

Fixing No Connection to MQTT due to Pod Timeout

Fixing No Connection to MQTT due to Pod Timeout

Total 1 Guide available

minikube

Local minikube installation

Local minikube installation

Total 1 Guide available

Teltonika

Installing Tailscale on the TELTONIKA/Factorycube Router RUTX11

Installing Tailscale on the TELTONIKA/Factorycube Router RUTX11

Total 1 Guide available

Kepware

Connecting Kepware with the OPC-UA simulator

Connecting Kepware with the OPC-UA simulator

Popular Topics

Explore the most popular course topics here

Introduction into IT / OT

Introduction into IT / OT

32 Courses

United Manufacturing Hub

United Manufacturing Hub

21 Courses

Best-practices & guides for Node-RED

20 Courses

UMHLens / OpenLens

16 Courses

IT / OT Architecture

IT / OT Architecture

15 Courses

Connecting the UMH with 3rd party systems

Connecting the UMH with 3rd party systems

13 Courses

k3OS

13 Courses

MQTT

10 Courses

Best-practices and guides for Grafana

Best-practices and guides for Grafana

9 Courses

Flatcar Container Linux

Flatcar Container Linux

6 Courses

Proxmox

5 Courses

Unified Namespace

Unified Namespace

5 Courses

Open-Source

5 Courses

mongoDB

5 Courses

UMH Systems GmbH

UMH Systems GmbH

5 Courses

Science

4 Courses

TimescaleDB

4 Courses

Networking

4 Courses

Kafka

4 Courses

Azure

4 Courses

OPC-UA Simulator

OPC-UA Simulator

4 Courses

Historian

3 Courses

Docker

3 Courses

tailscale

3 Courses

Tulip

3 Courses

retrofit

3 Courses

Operating Systems

Operating Systems

3 Courses

OPNsense

2 Courses

Visual Quality Inspection

Visual Quality Inspection

2 Courses

Industry 4.0

2 Courses

VerneMQ

2 Courses

OPC-UA

2 Courses

ChirpStack

2 Courses

benthos

1 Course

sensorconnect

1 Course

k3d

1 Course

Kubernetes

1 Course

SSH

1 Course

Debezium

1 Course

SoftIng

1 Course

SAP

1 Course

Predictive Maintenance

Predictive Maintenance

1 Course

HTTP

1 Course

DMZ

1 Course

redis

1 Course

HiveMQ

1 Course

minikube

1 Course

Teltonika

1 Course

Kepware

1 Course