Ubiquiti UMR-Ultra

Ubiquiti UniFi Mobile Router Ultra (UMR-Ultra) User Manual

Model: UMR-Ultra

1. Product Overview

The Ubiquiti UniFi Mobile Router Ultra (UMR-Ultra) is an ultra-compact LTE Cat 4 router engineered to deliver reliable internet connectivity for various applications, including IoT deployments and remote site connectivity. It integrates LTE, wired WAN, and WiFi capabilities, along with automatic failover, to ensure continuous network access. Management is facilitated through the UniFi Mobility Cloud, offering centralized control and monitoring for efficient network operation.

Front view of the Ubiquiti UniFi Mobile Router Ultra (UMR-Ultra) with two external antennas.

Figure 1: Ubiquiti UniFi Mobile Router Ultra (UMR-Ultra). This image displays the compact black device with a textured finish, featuring two prominent external antennas extending upwards. A small LED indicator is visible on the front panel, indicating device status.

2. Package Contents

Verify that all items are present in your package:

Note: Specific contents may vary slightly based on region or package version.

3. Setup and Installation

3.1. Initial Setup

  1. Insert SIM Card: Locate the SIM card slot on the UMR-Ultra. Carefully insert a nano-SIM card (not included) with an active data plan, ensuring correct orientation.
  2. Connect Power: Connect the provided power adapter to the DC power input port on the UMR-Ultra and then plug it into a power outlet. The device will power on automatically.
  3. Initial Network Connection:
    • Wired: Connect an Ethernet cable from one of the UMR-Ultra's RJ45 ports to your computer or network switch.
    • Wireless: On your device, search for the UMR-Ultra's default Wi-Fi network (SSID) and connect using the default password, typically found on a label on the device or in the Quick Start Guide.
  4. Access Management Interface: Open a web browser and navigate to the default IP address of the UMR-Ultra (e.g., 192.168.1.1). Follow the on-screen prompts to complete the initial configuration, including setting up administrator credentials and network settings.

3.2. Physical Installation

The UMR-Ultra's compact design allows for flexible placement. The included mounting plate can be used for secure installation on a wall or other flat surface.

  1. Choose Location: Select a location with good cellular signal strength for optimal LTE performance and within range of devices requiring Wi-Fi connectivity.
  2. Mounting (Optional): If using the mounting plate, secure it to your desired surface using appropriate screws (not included). Then, attach the UMR-Ultra device to the mounting plate according to the instructions provided with the plate.

4. Operating Instructions

4.1. Connectivity Modes

The UMR-Ultra supports multiple internet connectivity options:

4.2. Automatic Failover

The UMR-Ultra features automatic failover, ensuring continuous internet connectivity. If the primary internet source (e.g., wired WAN) becomes unavailable, the router will automatically switch to a configured backup source (e.g., LTE) to maintain network access. This process is seamless and requires no manual intervention once configured.

4.3. Management via UniFi Mobility Cloud

The UMR-Ultra is designed to be managed through the UniFi Mobility Cloud platform. This centralized management system allows you to:

For detailed instructions on using the UniFi Mobility Cloud, refer to the official Ubiquiti UniFi documentation available on their support website.

5. Maintenance

5.1. Firmware Updates

Regularly updating the UMR-Ultra's firmware is crucial for optimal performance, security, and access to new features. Firmware updates are typically managed through the UniFi Mobility Cloud. Ensure the device has a stable internet connection during the update process and do not power it off.

5.2. Cleaning

To maintain the device's appearance and prevent dust buildup, periodically clean the exterior of the UMR-Ultra with a soft, dry, lint-free cloth. Do not use liquid cleaners, aerosols, or solvents, as these may damage the device.

6. Troubleshooting

This section provides solutions to common issues you might encounter with your UMR-Ultra.

ProblemPossible Cause / Solution
No Internet Connection
  • SIM Card: Ensure the SIM card is correctly inserted and has an active data plan. Check cellular signal strength.
  • Wired WAN: Verify the Ethernet cable is securely connected and the upstream modem/router is functioning.
  • Power: Confirm the device is powered on and the power adapter is working.
  • Configuration: Check network settings in the UniFi Mobility Cloud to ensure correct WAN configuration.
Wi-Fi Network Not Visible
  • Wi-Fi Enabled: Ensure Wi-Fi is enabled in the UniFi Mobility Cloud settings.
  • SSID Broadcast: Check if SSID broadcast is enabled.
  • Device Range: Move your client device closer to the UMR-Ultra.
Slow Internet Speeds
  • Signal Strength: For LTE, check cellular signal strength. Relocate the device if signal is weak.
  • Network Congestion: High network traffic on the cellular or wired network can cause slowdowns.
  • Interference: For Wi-Fi, check for potential interference from other devices or networks.
  • Firmware: Ensure the device firmware is up to date.

7. Specifications

FeatureDetail
ModelUMR-Ultra
LTE ConnectivityIntegrated LTE Cat 4 (Up to 150 Mbps Download, 50 Mbps Upload)
Ethernet Ports2 x Fast Ethernet (10/100 Mbps) RJ45 ports
Wi-Fi Support2.4 GHz Wi-Fi 4 (802.11n)
FailoverAutomatic failover between LTE, wired WAN, and Wi-Fi
Power InputDC Power Input Support
Dimensions (without antennas)84 x 82 x 26 mm (3.3 x 3.2 x 1.0 inches)
Weight200 g (0.44 lbs)
Enclosure MaterialPolycarbonate and Aluminum Alloy
Special FeatureWeatherproof
ManufacturerUbiquiti

8. Warranty and Support

Warranty Information: This Ubiquiti product is covered by a limited warranty. For detailed terms and conditions, including warranty period and coverage, please refer to the warranty statement available on the official Ubiquiti website or contact their customer support.

Technical Support: If you encounter any issues or require technical assistance with your UMR-Ultra, please visit the Ubiquiti support portal. The portal offers a comprehensive knowledge base, FAQs, community forums, and contact options for direct support from Ubiquiti technicians.

For the most up-to-date support resources, please visit: www.ui.com/support

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