Branch Gateway features

Last Updated : Oct 13, 2023 |

The following table summarizes G450 Branch Gateway features. Some features are supported only in the IPv4 environment.

Feature type

Supported features

Hardware features

  • 9-slot chassis (one slot for main board and eight slots for media modules)

  • Swappable main board module

  • Hot-swappable media modules

  • Support for hot-swappable external compact flash

  • Support for two load sharing hot-swappable power supply units

  • Hot-swappable fan tray

  • VoIP DSPs (up to 320 channels)

  • Memory SIMMs (G450 v1, v2, v3)

Voice features

  • H.248 gateway

  • Voice line interfaces:

    • IP phones

    • Analog phones

    • Avaya DCP phones

    • BRI Phones

    • FXS/Fax

    • VoIP

    • Fax and modem over IP

  • Voice trunk interfaces:

    • FXO

    • BRI

    • T1/E1

  • Supported CODECs: G.711A/μLaw, G.729a, G.726, Opus codec

  • Survivability features for continuous voice services:

    • Local Survivable Processor (LSP) with S8300

    • Standard Local Survivability (SLS) (IPv4 only)

    • Emergency Transfer Relay (ETR)

    • Modem Dial Backup

    • Dynamic Call Admission Control (CAC) for Fast Ethernet, Serial, and GRE tunnel interfaces

    • Inter-Gateway Alternate Routing (IGAR)

  • DHCP and TFTP server to support IP phones images and configuration (IPv4 only)

  • Announcements support

  • Contact Closure support

  • International tone detection and generation for DTMF, R1-MF, R2-MFC, call classification support

  • Custom tone detection and generation support

Note:

IPv6 is not supported on WAN.

Routing and WAN features

  • Two WAN 10/100 Ethernet ports with traffic shaping capabilities

  • T1/E1 and USP interfaces for G450 Branch Gateway v1, v2, v3

  • PPPoE (IPv4 only), Frame-relay, and PPP (IPv4 only)

  • Routing Protocols: Static, OSPF, RIP

  • VRRP (IPv4 only)

  • Equal Cost Multi Path routing (ECMP)

  • IPSec VPN

  • CRTP

  • WAN Quality of Service (QoS)

  • Policy-based routing

  • DHCP relay

  • GRE tunneling

  • Dynamic IP addressing (DHCP client/PPPoE)

  • Object tracking

  • Backup Interface

LAN features

  • Two LAN 10/100/1000 RJ-45 Ethernet ports (w/o POE)

  • Auto-negotiation

  • 4K MAC table with aging

  • 64 VLANs

  • Multi-VLAN binding, 802.1Q support

  • Ingress VLAN Security

  • Broadcast/Multicast storm control

  • Automatic MAC address aging

  • Rapid Spanning Tree

  • Port mirroring

  • RMON statistics

  • Port redundancy

  • LLDP (IPv4 only)

Security hardened hardware features

  • Media and signaling encryption

  • Secured management

  • Digitally signed gateway firmware

  • Managed security service support

  • Access list support

Management features

  • Avaya Device Manager

  • RADIUS Authentication support (IPv4 only)

  • SNMPv1 traps and SNMPv3 notifications

  • Telnet (IPv4 only) and SSHv2 support

  • SCP, TFTP, FTP, and HTTP/HTTPS clients

  • Syslog client

  • Modem access for remote administration

  • Packet Sniffing

  • RTP-MIB

  • Backup and Restore on USB Flash drive