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Deploying and Upgrading Avaya G450 Branch Gateway

Table of Contents

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  • Legal
  • Introduction
    • Purpose
    • Change history
  • Planning and pre-configuration
    • Installation equipment
    • Mounting equipment
    • Installation hardware
    • Obtaining the Branch Gateway serial number
    • Downloading software from PLDS
    • License file with Survivable Remote Server
    • Assigning license and authentication files
    • Downloading the firmware
    • Branch Gateway authentication file
    • S8300 upgrade with Solution Deployment Manager
    • Site requirements
      • Temperature and clearance verification
      • Power outlet verification
      • Grounding requirements
    • Firmware specifications
    • Branch Gateway package contents
      • Removing power supply units
      • Unpacking and checking package contents
  • Branch Gateway installation
    • Branch Gateway chassis mounting
      • Attaching a mounting bracket to the Branch Gateway
      • Brackets without cable guides
      • Brackets with cable guides
      • Mounting Branch Gateway in the rack
      • Placing Branch Gateway on a table
      • Wall mounting requirements
      • Mounting the Branch Gateway on a wall
    • Installing PSUs
    • Media module installation
      • Limitations of media module combinations
      • Slot allocations
      • Media module installation precautions
      • Installing S8300 Server
      • Installing media modules
    • General grounding requirements
      • Installation location
      • Supplementary ground conductor
      • Ground block
      • Restricted access location (RAL)
    • Approved grounds
      • NFPA 70: NEC
      • ANSI/EIA/TIA-607
    • Connecting DC Power Source
    • Circuit breaker specifications
    • Safety ground connections
      • Attaching the ground wires
      • Attaching ground wires to purchased ground blocks
      • Attaching ground wires without ground blocks
    • Connecting Branch Gateway to a power source
      • PWR LED indications
  • Connecting peripheral devices
    • Data and voice device connections
      • Switch and network data ports
      • IP phone connections
      • Connecting a phone to Branch Gateway
      • ISDN BRI station connections
      • Connecting an ISDN BRI station to an ISDN port
      • Connecting two ISDN BRI stations to an ISDN port
      • Connecting an analog phone
      • Connecting a DCP phone to an MM712 or MM717 media module
      • Connecting an analog trunk
      • Connecting an analog DID trunk
      • Connecting an E1/T1 trunk
      • Connecting an ISDN BRI trunk
      • Connecting phones to MM716 and MM717 media modules
      • Connecting an MM716 and MM717 front panel connector to a punch-down block
      • Connecting and enabling a USB modem for remote access
        • Modems for remote access
    • Circuit protection installation
    • WAN connections
      • Connecting a WAN link to the MM342 media module
      • Connecting an E1/T1 WAN link to the MM340 media module
      • Connecting an Ethernet WAN link
      • Connecting an external router to Branch Gateway
    • Coupled Bonding Conductor installations
      • Installing the CBC
    • Avaya Partner Contact Closure Adjunct installations
      • Installing the contact closure
    • 808A Emergency Transfer Panel and associated phone installations
  • Branch Gateway configuration
    • Configuring basic Branch Gateway connectivity
  • Post-installation verification
    • Installation testing
    • Testing data connectivity
    • Testing telephones
    • Testing trunks
    • Testing LSP failover
      • Spectre and Meltdown vulnerability
    • IP addresses and controllers
      • Supported servers
    • Removing the installation equipment
  • Media module and device additions
    • Media module additions
      • Voice module additions
      • WAN module additions
    • Telephone additions
      • Telephone connections
      • Configuration of telephones on Communication Manager
      • Recording of telephone information for software configuration
      • Testing the telephone
    • Trunk additions
      • Trunk ordering
      • Special considerations when ordering an analog trunk
    • Connecting the trunk
      • Trunk configurations on Communication Manager
      • Trunk information recordings for software configuration
      • Testing the trunk
      • WAN line additions
      • WAN line ordering
      • WAN line connections
      • WAN line configuration
      • WAN information recordings for software configuration
      • Testing the WAN link
      • Avaya Partner Contact Closure Adjunct additions
  • Field Replaceable Unit upgrades and replacements
    • Branch Gateway main board modules
      • Removing and inserting the Branch Gateway main board
      • Replacing the G450 main board
      • Inserting or replacing a RAM card in the G450
      • Replacing a G450 1.x RAM card
      • Replacing the G450 2.x and 3x RAM cards
      • Adding or removing VoIP modules: MP20 and MP80
      • Adding and removing MP160
      • Compact flash memory cards
      • Inserting a compact flash memory card
      • Compact flash memory card removals
      • Swapping compact flash memory cards
      • Replacing a compact flash memory card while retaining the current announcements
      • Downgrading from a compact flash to internal flash memory
    • Replacing the fan tray
    • Replacing a power supply unit
  • Avaya Aura Communication Manager upgrades
    • Software upgrades using a CD-ROM drive
    • S8300 upgrade with Solution Deployment Manager
  • Branch Gateway firmware upgrade
    • Firmware upgrades using Solution Deployment Manager
    • Firmware upgrades from the primary controller
    • Upgrading firmware using the command line interface through SCP/FTP/TFTP/HTTPS
      • CLI commands for upgrading Branch Gateway firmware via SCP/FTP/TFTP/HTTPS
      • Example upgrade via SCP/FTP/TFTP/HTTPS using the CLI
      • Installation worksheets
      • Server Values worksheet
      • File server setup
      • Downloading Branch Gateway firmware files to a local file server
      • Sample software and firmware file names
      • Checking the G450 hardware vintage from the Branch Gateway CLI
      • Checking the G450 hardware vintage from the Communication Manager web interface
    • Upgrading Branch Gateway firmware using the CLI via a USB device
      • CLI commands for upgrading Branch Gateway firmware via a USB device
      • Example upgrade using the CLI via a USB device
      • Downloading firmware files to a local computer
  • IP phone configuration and firmware file upgrades
    • IP phones supported by the local TFTP server feature
    • Administering the upgrade
      • Upgrading an IP phone
    • TFTP IP telephone upgrade examples
      • Upgrading 4602SW and 4602D phones
      • Upgrading 4620 IP phones
    • Failure scenarios and repair actions
      • Upgrade considerations
  • Branch Gateway backups and restores
    • Best practices for backup
    • Backup and restore operations
    • Backing up G450 gateway
    • Restoring a gateway backup
    • Preserving SNMP engine ID
    • Backup and restore for G450 motherboard replacement
      • Backing up and restoring for non-FIPS mode gateways
      • Backing up and restoring for FIPS mode gateways
    • Backing up and restoring for gateway replacement
    • Motherboard replacement checklist
      • Non-FIPS mode gateway motherboard replacement checklist
      • FIPS mode gateway motherboard replacement checklist
    • Post restoration of gateway checks
  • Troubleshooting
    • One telephone stops working
    • Identifying the problem when one phone stops working
    • No power on the Branch Gateway
    • CLI is not accessible
    • NVRAM Init
  • Front panel description
    • The front panel of the Branch Gateway chassis without media modules
      • Media module slots
      • System (SYSTM) LEDs
      • USB ports
      • Console port (Console/CNSL)
      • Services port (Services/SVCS)
      • Compact Flash (CMPCT FLSH) Interface
      • The Emergency Transfer Relay (ETR) port
      • Contact Closure (CCA) port
      • Implementing the Contact Closure feature
      • Router ports (ETH WAN)
      • Switch ports (ETH LAN)
      • RST and ASB buttons
      • Loading firmware from a bank other than the default bank during startup
    • The front panel of the Avaya MM710B media module
      • MM710B ports
      • MM710B LEDs
    • The front panel of the Avaya MM711 media module
      • MM711 ports
      • MM711 LEDs
    • The front panel of the Avaya MM712 media module
      • MM712 ports
      • MM712 LEDs
    • The front panel of the Avaya MM714 media module
      • MM714 ports
      • MM714 LEDs
    • The front panel of the Avaya MM714B media module
      • MM714B ports
      • MM714B LEDs
    • The front panel of the Avaya MM716 media module
      • MM716 ports
      • MM716 LEDs
    • The front panel of the Avaya MM717 media module
      • MM717 ports
      • MM717 LEDs
    • The front panel of the Avaya MM720 media module
      • MM720 ports
      • MM720 LEDs
    • Front panel of the MM721 media module
      • MM721 media module ports
      • MM721 media module LEDs
    • The front panel of the Avaya MM722 media module
      • MM722 ports
      • MM722 LEDs
  • Technical specifications
    • Specifications
    • AC Power cord specifications
    • DC power cord specifications
    • USB modems supported by the Branch Gateway
  • Power supplies and adjunct systems
    • Typical adjunct power connections
    • Typical adjunct power connections end-to-end
    • Avaya Aura Communication Manager Messaging application
    • Call Center
    • About Avaya Branch Gateway announcement software
  • Information checklists
    • Installation checklist
    • Login information
      • Logins
      • Quick setup for Branch Gateway Processor (MGP)
      • Installation site information
  • Equipment list
  • Miscellaneous references
  • Resources
    • Branch Gateway documentation
      • Finding documents on the Avaya Support website
      • Accessing the port matrix document
      • Avaya Documentation Center navigation
    • Training
    • Viewing Avaya Mentor videos
    • Support
Home
Deploying and Upgrading Avaya G450 Branch Gateway
Change history

Change history

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Last Updated : Feb 26, 2026 |
Branch Gateway
Deploying
10.2.x

Issue

Release Date

Summary of changes

2

February 2026

Updated the following section:

  • Branch Gateway backups and restores

Added the following sections:

  • Replacing the G450 main board.

  • Best practices for backup.

  • Backup and restore operations.

  • Backing up G450 gateway.

  • Restoring a gateway backup.

  • Preserving SNMP engine ID.

  • Backup and restore for G450 motherboard replacement.

  • Backing up and restoring for non-FIPS mode gateways.

  • Backing up and restoring for FIPS mode gateways.

  • Backing up and restoring for gateway replacement.

  • Non-FIPS mode gateway motherboard replacement checklist.

  • FIPS mode gateway motherboard replacement checklist.

  • Post restoration of gateway checks.

1

December 2023

Release 10.2.x document.

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