Allied Telesis AT-IFS802SP manual Dual Homing Application

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22	AT-IFS802SP-80 User Manual

4.3 Dual Homing Application

Dual Homing function is to prevent the connection lose from between X-Ring group and upper level/ core switch. Assign two ports to be the Dual Homing port that is backup port in the X-Ring group. The Dual Homing function only works when the X-Ring function is active. Each X-Ring group only has one Dual Homing port.

[note]

In Dual Homing application architecture, the upper level switches need to enable the Rapid Spanning Tree protocol.

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Contents AT-IFS802SP Installation and User’s Guide Page Electrical Safety and Emissions Standards Page Preface Preface Content Appendix B-Command Sets 21.3Page Hardware Features IntroductionCSMA/CD Software Features Snmp MIBPackage Contents Front Panel Physical DimensionHardware Description Top View LED Indicators LEDHardware Installation Installation StepsDIN-Rail Mounting Wall Mount Plate Mounting Wiring the Power Inputs Wiring the Fault Alarm Contact Cabling Gigabit Copper/SFP SFP combo portPage Network Application Ring ApplicationCoupling Ring Application Dual Homing Application Pin Assignment Connecting to the Console PortConsole Management Login in the Console Interface CLI ManagementCommands Level ExecAbout Web-based Management System LoginWeb-Based Management Preparing for Web ManagementSystem Information IP Configuration System configuration Dhcp ServerClient Entries Port and IP BindingsTftp Update FirmwareRestore Configuration System Event Log Backup ConfigurationSyslog Configuration System Event Log-SMTP Configuration System Event Log Event Configuration Event Configuration interface Fault Relay Alarm Sntp ConfigurationPage Page IP Security User Authentication Port StatisticsPort Control Aggregator setting Port TrunkState Activity tab Lacp disabled Aggregator InformationLacp enabled Page State Activity Port Mirroring Rate Limiting Vlan configuration Port-based VlanVlan Port Based interface 18.2 802.1Q Vlan 802.1Q Configuration Page Rstp System Configuration Rapid Spanning TreePort Configuration Snmp Configuration Trap Configuration SNMPV3 Configuration QoS Configuration QoS Policy and Priority TypePort-based Priority TOS Configuration Igmp ConfigurationCOS Configuration Ring Page Lldp Configuration Security-802.1X/Radius Configuration802.1x System Configuration interface Static MAC Address Misc ConfigurationMAC Address Table MAC Filtering All MAC Addresses MAC Address Table-Multicast FilteringMulticast Filtering interface System Reboot Factory DefaultSave Configuration Troubles shooting Appendix A-RJ-45 Pin Assignment RJ-45 Pin Assignments10/100/1000Base-TX Pin outs 10/100/1000Base-TX Cable Schematic Appendix B-Command Sets System Commands SetHigh IP PasswordLow IP Subnet maskDuplex full half Port Commands SetPortid 101001000autoState Enable DisableTrunk Commands Set Vlan Commands Set Vlan 8021q trunk Seconds Spanning Tree Commands Set~61440 Time secondsTrueFalse Port PriorityAutoTrueFalse Commands Set Igmp-query force Igmp enableIgmp-query auto Show igmpFilter hwaddr Mac-address-tableStatic hwaddr Show mac-addressStrings Community Authentication Password PrivacyV1v2cv3v1v2cv3 Community-stringHost-address View NameExcludedIncluded RXTXBoth Sec Port IDWords Disable reject Accept authorizeRestore BackupFlashbackupcfg FlashrestorecfgSystemLog, Smtp and Event Commands Set No event ring-topology No event authenticationFailure ChangeMinute Sntp Commands SetStart time End time TimezoneDual Homing Port Ring Commands SetControl Port