Contents

SUPPORTED DEVICES
INTRODUCTION
TYPICAL NETWORK TOPOLOGY
HA PREREQUISITES
- Prerequisites
- Connecting UCM for HA Setup
- Network Configuration
HA CONFIGURATIONS
- For UCM without UCMRC Plan
- For UCM with UCMRC Plan
  - Scenario 1: Two new UCMs on factory default settings and both UCM use UCMRC service.
  - Scenario 2: 1 UCM is configured and running, and the 2nd UCM needs to be added for HA setup. Both UCM use UCMRC service.
HA CONFIGURATION PARAMETERS
UCMRC CONFIGURATIONS
- UCMRC Plan
- Custom Domain Configuration
VERIFY HA SETTINGS
ACTIVE/STANDBY ROLE IN HA
- Automatic Failure Detection
- Active UCM: Self-Failure Detection
- Standby UCM: Periodic Heartbeat
- Force Switch
FIRMWARE UPGRADE
REPLACING UCM IN HA
- HA Setup with UCMRC
  - Scenario 1: UCM As station type is Primary and its the active UCM. UCM Bs station type is Secondary and its in standby status.
  - Scenario 2: UCM As station type is Secondary and its the active UCM. UCM Bs station type is Primary and its in standby status.
- HA Setup without UCMRC
DISABLING HA SETUP
CLOUD IM IN HA SETUP
USING UCMRC WITH HA
- Switching UCMRC Role in HA
SERVICE STATUS
- Active/Standby Status
- Web UI Access for UCM
- Log in Wave
FAILOVER DURING CALL
DATA SYNC
BACKUP AND RESTORE
MAINTENANCE

Grandstream UCM6300A High Availability User Guide

Grandstream UCM6300A High Availability Hub manual cover

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Grandstream UCM6300A High Availability Hub Specification

The Grandstream UCM6300A High Availability (HA) Hub is a critical component designed to enhance the reliability and resilience of communication systems. It provides seamless failover and load distribution for the UCM6300 series IP PBX systems, ensuring uninterrupted business operations. This HA Hub facilitates the creation of a high-availability environment by connecting two UCM6300 series devices in active and standby configurations. In the event of a failure in the primary device, the HA Hub automatically switches operations to the standby unit, minimizing downtime and maintaining service continuity.

The UCM6300A HA Hub supports a range of connectivity options, including Gigabit Ethernet interfaces, which ensure high-speed data transmission and robust network performance. It is compatible with various UCM6300 series models, offering flexibility and scalability to suit different business sizes and communication demands. With its intuitive web-based management interface, the HA Hub allows for easy configuration and monitoring, making it accessible even for users with minimal technical expertise.

Security is a paramount feature of the UCM6300A HA Hub, incorporating advanced encryption protocols and secure boot processes to protect sensitive communication data. The device is engineered for efficiency, with low power consumption and compact design, facilitating integration into existing network infrastructures without significant overhead. By providing redundancy and reliability, the Grandstream UCM6300A High Availability Hub is an essential solution for businesses seeking to maintain continuous and efficient communication capabilities in mission-critical environments.

Grandstream UCM6300A High Availability Hub F.A.Q.

How do I configure the UCM6300A High Availability Hub for the first time?

To configure the UCM6300A High Availability Hub, connect to the web UI using its default IP address. Navigate to the HA settings under the System Settings menu and follow the configuration wizard to set it up. Ensure both units are properly connected and synced.

What are the primary troubleshooting steps if the UCM6300A High Availability fails to sync?

Check the network connection between both units, ensure both units are powered on, and verify that the firmware versions are the same. Additionally, check the HA settings and logs for any errors.

How can I perform a firmware upgrade on the UCM6300A High Availability Hub?

Download the latest firmware from the Grandstream website. Navigate to the Maintenance section in the web UI, select Firmware Upgrade, and upload the firmware file. Ensure that both units are upgraded to the same firmware version to maintain HA functionality.

What maintenance is required for the UCM6300A High Availability Hub?

Regularly check for firmware updates, monitor system logs for any unusual activity, and ensure that network connections are stable. Periodically test failover functionality to ensure the system is operating correctly.

Can I add more than two units in a High Availability setup with the UCM6300A?

No, the UCM6300A High Availability setup supports only a primary and a secondary unit for redundancy. Additional units cannot be added to the HA configuration.

How do I monitor the status of the UCM6300A High Availability Hub?

You can monitor the status through the web UI under the HA Status section. It provides information on the current active unit, synchronization status, and any potential issues.

What steps should I take if the UCM6300A High Availability Hub experiences a network failure?

First, check the physical network connections. Verify the network configuration settings and ensure that the network infrastructure supports failover. If necessary, restart the network devices connected to the hub.

How can I ensure data consistency between the primary and secondary units in a UCM6300A High Availability setup?

Data consistency is maintained through regular synchronization. Ensure that both units are connected and configured correctly, and monitor synchronization status through the HA Status page in the web UI.

What should I do if I suspect a hardware issue with the UCM6300A High Availability Hub?

Perform a hardware diagnostic test available in the web UI. If the problem persists, contact Grandstream support for further assistance and potential RMA procedures.

Is it possible to revert the UCM6300A High Availability setup to a standalone configuration?

Yes, you can revert to a standalone configuration by accessing the HA settings in the web UI and disabling the HA mode. Ensure to back up all necessary configurations before making changes.