HP Media Gateways G350, Media Gateways G250 manual Power over Ethernet PoE, VLANs

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Summary of services

Fixed LAN port. The fixed LAN port on the chassis, connected to the internal LAN switch. The fixed LAN port supports HP auto-MDIX, which automatically detects and corrects the polarity of crossed cables. This results in simplified LAN installation and maintenance.

The G250 provides LAN services through eight fixed ETH LAN PoE ports on the chassis.

Note:

The G250-DCP only has two fixed ETH LAN ports. These ports do not support PoE.

Power over Ethernet (PoE)

In the G350, the MM314 and MM316 media modules’ ports provide power to data devices over the Ethernet connection (PoE). The ports support the connection of IP phones and wireless access points, which you may want to power through the G350.

In the G250, PoE service is provided by eight fixed ETH LAN PoE ports on the chassis.

Note:

The G250-DCP does not provide PoE service.

The inline PoE feature enables you to power data devices through the G250/G350. Power is distributed between the PoE ports, according to configured priorities. You configure the power priority on each port. Distribution is calculated from the actual power consumption.

An automatic discovery system detects when powered devices are connected to and removed from the PoE ports. Automatic load detection:

Tests whether the device connected to the port requires remote powering

Controls the power injection to the wires

VLANs

In the G350, you can configure VLANs on the fixed LAN port and on the MM314 and MM316 ports. In the G250, you can configure VLANs on all Ethernet ports except the WAN ETH port.

Both the G250 and the G350 support up to eight VLANs. The following VLAN features are supported:

VLAN port grouping. Port VLANs can be used to group LAN ports into logical groups.

Ingress VLAN Security. You configure a list of ingress VLANs on each port. Any packets tagged with an unlisted VLAN are dropped when received on the port.

Class of Service (CoS) tagging. Packets are tagged with VLANs per CoS.

Inter-VLAN routing. You can configure specific VLANs to permit access to the WAN while others can be configured to deny access to the WAN.

46 Overview for the Avaya G250 and Avaya G350 Media Gateways

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Contents Issue 5 June Overview for the Avaya G250 and Avaya G350 Media GatewaysAvaya Inc All Rights Reserved About this book Management, Security, Alarms and Troubleshooting Appendix D G350 technical specifications Page Audience Downloading this book and updates from the webAbout this book Downloading this bookWithin the US Related resourcesTechnical assistance Title NumberSending us comments InternationalPage Introduction Avaya G350 Media Gateway Overview FeaturesAvaya G250 Media Gateway Overview WAN Introduction G250 physical description Avaya G250-Analog Media Gateway ChassisAvaya G250-DCP Media Gateway Chassis Console RST G350 physical description Avaya G350 Media Gateway ChassisETH LAN G350 front panel ports and slots Permitted slots for media modules Media Description ModulePermitted slots for media modules Media Description Module Supported media modules Media module Description Optional componentsSupported media modules in the G350 Telephony media modulesS8300 server LAN media modulesTelephony media modules MM711 analog media moduleMM714 analog media module MM711 media moduleMM716 analog media module MM714 media moduleMM712 DCP media module MM312 DCP media moduleMM717 DCP media module MM710 E1/T1 media module MM720 BRI media moduleMM722 BRI media module MM720 media moduleMM340 E1/T1 WAN media module WAN media modulesMM342 universal serial data WAN media module LAN media modules MM314 LAN media moduleMM316 LAN media module MM316 media modulePermitted slots Media module slot configurations in the G350Permitted slots for media modules Media module Supported media modules in the G250 Combination limitations in the G350Page Media gateway services Summary of servicesVoice over IP VoIP Telephones Physical media G350Voice software Physical media G250 Outside telephone linesMedia Gateway Controllers Configuring G250/G350 options Supported S8XXX serversSummary of services MGC management Avaya CM featuresAvaya CM software applications Call center capabilities Additional featuresEmergency Transfer Relay ETR Contact closure LAN servicesPhysical media Fax, modem, TTY over IPPower over Ethernet PoE VLANsPort mirroring WAN servicesRapid Spanning Tree Protocol Rstp Port redundancyAvaya G250 and G350 support Media modules necessary for each WAN lineWAN features Routing features VPNRIP Ospf Page Avaya G250 and Avaya G350 Command Line Interfaces CLI Management, Security, Alarms and TroubleshootingManagement applications Avaya Integrated Management Management access security featuresAvaya G250/G350 Manager and Embedded Web Manager Avaya QoS ManagerNetwork security features Alarms and troubleshooting featuresFront panel LEDs Automatic error detectionPacket sniffing Converged Network Analyzer CNA test plug VoIP debugging using RTP-MIBObject tracking Link Layer Discovery Protocol LldpPage Documentation Page G250 maximum media gateway capacities Appendix a G250 and G350 capacitiesG250 media gateway capacities Description Capacity Comments Miscellaneous G350 maximum media gateway capacities Simultaneous fax transmissions S8300 maximum capacities S8300 capacities Quantity SupportedPage Avaya IP telephones Appendix B Supported Avaya telephonesAvaya DCP digital telephones Avaya analog telephones G250 specifications Appendix C G250 technical specificationsAvaya G250 Media Gateway specifications Description Value G250 media module specifications G250 power cord specificationsMedia modules Description Value G350 specifications Appendix D G350 technical specificationsAvaya G350 Media Gateway specifications Description Value G350 media module specifications G350 power cord specificationsOther media modules Index DCP WAN WAN features Access control lists