Install ManageEngine OpManager on Ubuntu 22.04: Best Network Monitoring

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Install ManageEngine OpManager on Ubuntu 22.04: Best Network Monitoring

Install ManageEngine OpManager on Ubuntu 22.04: Best Network Monitoring

This guide aims to illustrate how to Install ManageEngine OpManager on Ubuntu 22.04 and subsequently monitor your network using this powerful tool. For any network administrator, network monitoring is a cornerstone activity. It provides the visibility needed to proactively identify and resolve network issues before they escalate and negatively impact system performance and availability.

There’s a plethora of network monitoring solutions available, and ManageEngine OpManager is a prominent contender. OpManager offers comprehensive monitoring capabilities for a wide range of network devices, including servers, switches, routers, printers, WLAN controllers, virtual machines (VMs), firewalls, and more. It’s a versatile solution that can adapt to diverse network environments. Let’s explore how to Install ManageEngine OpManager on Ubuntu 22.04.

Now, let’s delve into the step-by-step process of installing ManageEngine OpManager on Ubuntu 22.04 from the command line and initiating your network monitoring journey.

Before commencing the OpManager installation, ensure you have access to your Ubuntu 22.04 server as a non-root user with sudo privileges. If you need assistance with this, refer to a guide on initial server setup with Ubuntu 22.04.

With the prerequisite user setup complete, follow the subsequent steps to Install ManageEngine OpManager on Ubuntu 22.04.

Step 1 – Download OpManager Installer Script From ManageEngine Site

First, update your system’s package lists by executing the following command:

sudo apt update

Next, navigate to the ManageEngine official website to obtain the OpManager installer for Linux. Utilize the wget command for this purpose:

sudo wget https://www.manageengine.com/network-monitoring/29809517/ManageEngine_OpManager_64bit.bin

After the download is finished, grant execute permissions to the downloaded file using the following command:

sudo chmod u+x ManageEngine_OpManager_64bit.bin

Step 2 – Install OpManager on Ubuntu 22.04

Now, execute the OpManager installer using the following command to Install ManageEngine OpManager on Ubuntu 22.04:

sudo ./ManageEngine_OpManager_64bit.bin

The installer will present a series of prompts. First, press Enter to accept the terms of service and then enter Y. Next, you will be prompted to register for technical support. Respond with Y or N according to your preference.

After that, you’ll need to specify the installation directory or accept the default location.

The default port used by the OpManager web server is 8060. You can modify this port or accept the default value.

Finally, review the OpManager configuration summary and initiate the installation on Ubuntu 22.04.

Upon successful completion of the installation, you’ll receive output similar to the following:

**Output**
===============================================================================
Installation Completed
----------------------

Congratulations! ManageEngine OpManager has been successfully installed to:
/opt/ManageEngine/OpManager

Readme file is available at /opt/ManageEngine/OpManager/README.html

Technical support : http://support.opmanager.com

Step 3 – How To Start ManageEngine OpManager?

Now, navigate to the OpManager bin directory using the following command:

cd /opt/ManageEngine/OpManager/bin

Then, start the OpManager service on Ubuntu 22.04 using the following command:

sudo ./StartOpManagerServer.sh

This process will require some time to complete. Upon completion, you’ll see output similar to the following:

**Output**
...
jvm 1    | DService                                          [ STARTED ]
jvm 1    | TPIService                                        [ STARTED ]
jvm 1    | ADSFService                                       [ STARTED ]
jvm 1    | ADSService                                        [ STARTED ]
jvm 1    | WebService                                        [ STARTED ]
jvm 1    |
jvm 1    | Server started in :: [233626 ms]
jvm 1    |
jvm 1    | Connect to: [ https://...:8061 ]

The output provides a URL that you can use to access your ManageEngine OpManager dashboard.

Step 4 – How To Access ManageEngine OpManager Dashboard?

Now, access your OpManager dashboard on Ubuntu 22.04 by entering the provided URL in your web browser. For example:

https://<server-ip-address>:8061

The OpManager login page will appear. Enter admin as both the username and password, and then click Login.

OpManager login screen
Install ManageEngine OpManager on Ubuntu 22.04

You should now see your OpManager dashboard.

ManageEngine OpManager dashboard
Install ManageEngine OpManager on Ubuntu 22.04

Proceed to the next step to configure OpManager to run as a service.

Step 5 – How To Run OpManager as a Service?

To run OpManager as a service, first, terminate the current connection by pressing Ctrl+C. Then, navigate to the OpManager bin directory:

cd /opt/ManageEngine/OpManager/bin

Next, execute the following command:

sudo ./linkAsService.sh

You can now start OpManager as a service on Ubuntu 22.04:

sudo systemctl start OpManager.service

Verify the service status:

sudo systemctl status OpManager.service

To stop the service, use the following command:

sudo systemctl stop OpManager.service

Conclusion

You have now successfully learned how to Install ManageEngine OpManager on Ubuntu 22.04, start and access the OpManager dashboard, and configure OpManager to run as a service. This is a valuable tool for initiating network monitoring through a web interface.

Hopefully, you find it useful.

Also, you may like to read the following articles:

Installing Apache Guacamole on Ubuntu 24.04

Install Mozilla Firefox in Ubuntu Using Terminal

Installing aaPanel on Ubuntu 24.04

Ubuntu 23.10 Reaches End of Life

Whitelist IPs in Fail2ban: Secure Ubuntu and Debian Servers in 2 Easy Steps

Alternative Solutions for Network Monitoring on Ubuntu 22.04

While ManageEngine OpManager is a solid choice, other network monitoring solutions offer different features, pricing models, and levels of complexity. Here are two alternative approaches to network monitoring on Ubuntu 22.04:

1. Using Zabbix:

Zabbix is a powerful, open-source network monitoring solution. It’s highly flexible and customizable, making it suitable for a wide range of network environments. Unlike OpManager, Zabbix is completely free (though professional support is available for a fee).

  • Explanation: Zabbix uses agents installed on the devices you want to monitor. These agents collect data (CPU usage, memory, disk space, network traffic, etc.) and send it to the Zabbix server. The server then processes the data, triggers alerts based on predefined thresholds, and presents the information in a web-based interface.

  • Installation (Simplified):

    First, add the Zabbix repository:

    sudo apt update
sudo apt install wget gnupg
wget https://repo.zabbix.com/zabbix/6.4/ubuntu/pool/main/z/zabbix-release/zabbix-release_6.4-1+ubuntu22.04_all.deb
sudo dpkg -i zabbix-release_6.4-1+ubuntu22.04_all.deb
sudo apt update

    Then, install the Zabbix server, frontend, and agent:

    sudo apt install zabbix-server-mysql zabbix-frontend-php zabbix-agent

    You will also need to configure a MySQL database for Zabbix and import the initial schema. This process is detailed in the official Zabbix documentation. Finally, restart the Apache web server and the Zabbix server:

    sudo systemctl restart apache2
sudo systemctl restart zabbix-server

    Access the Zabbix frontend through your web browser (usually http://<server_ip>/zabbix) and follow the web-based installation wizard.

  • Pros: Open-source and free, highly customizable, supports a wide range of monitoring methods.

  • Cons: Steeper learning curve compared to OpManager, requires more manual configuration.

2. Using Prometheus and Grafana:

This combination is another popular open-source solution, especially well-suited for monitoring containerized environments and microservices architectures.

  • Explanation: Prometheus is a time-series database and monitoring system. It collects metrics from monitored targets using a pull-based model. Grafana is a data visualization and dashboarding tool that can query Prometheus and display the collected data in various charts and graphs.

  • Installation (Simplified):

    First, download and extract Prometheus:

    wget https://github.com/prometheus/prometheus/releases/download/v2.46.0/prometheus-2.46.0.linux-amd64.tar.gz
tar xvf prometheus-2.46.0.linux-amd64.tar.gz
cd prometheus-2.46.0.linux-amd64
sudo mv prometheus /usr/local/bin/
sudo mv promtool /usr/local/bin/

    Create a Prometheus user and group:

    sudo groupadd prometheus
sudo useradd -g prometheus -s /usr/sbin/nologin prometheus
sudo chown -R prometheus:prometheus /etc/prometheus /var/lib/prometheus

    Download and extract Grafana:

    wget https://dl.grafana.com/oss/release/grafana_10.5.1_amd64.deb
sudo dpkg -i grafana_10.5.1_amd64.deb
sudo systemctl start grafana-server
sudo systemctl enable grafana-server

    Configure Prometheus to scrape metrics from your system and configure Grafana to visualize those metrics. A simple Prometheus configuration file (prometheus.yml) might look like this:

    global:
  scrape_interval:     15s

scrape_configs:
  - job_name: 'system'
    static_configs:
      - targets: ['localhost:9090']  # Prometheus itself
  - job_name: 'node_exporter'
    static_configs:
      - targets: ['localhost:9100']  # Node Exporter (see below)

    Install Node Exporter to expose system metrics to Prometheus:

    wget https://github.com/prometheus/node_exporter/releases/download/v1.7.0/node_exporter-1.7.0.linux-amd64.tar.gz
tar xvf node_exporter-1.7.0.linux-amd64.tar.gz
cd node_exporter-1.7.0.linux-amd64
sudo mv node_exporter /usr/local/bin/
sudo useradd -rs /bin/false node_exporter
sudo chown node_exporter:node_exporter /usr/local/bin/node_exporter

    Create a systemd service for Node Exporter:

    sudo tee /etc/systemd/system/node_exporter.service > /dev/null <<EOF
[Unit]
Description=Node Exporter
Wants=network-online.target
After=network-online.target

[Service]
User=node_exporter
Group=node_exporter
Type=simple
ExecStart=/usr/local/bin/node_exporter

[Install]
WantedBy=multi-user.target
EOF
sudo systemctl daemon-reload
sudo systemctl start node_exporter
sudo systemctl enable node_exporter

    Access Grafana through your web browser (usually http://<server_ip>:3000), log in with the default credentials (admin/admin), and configure a Prometheus data source. Then, import or create dashboards to visualize the metrics.

  • Pros: Open-source, highly scalable, integrates well with containerized environments, powerful data visualization capabilities.

  • Cons: Can be complex to set up and configure, requires a good understanding of metrics and time-series data.

Choosing the right network monitoring solution depends on your specific needs and technical expertise. OpManager offers a user-friendly interface and a comprehensive feature set, while Zabbix and Prometheus/Grafana provide greater flexibility and control, especially for larger and more complex environments. Understanding the pros and cons of each option is essential for making an informed decision about how to best monitor your network.

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