EverFocus ESM316T002R user manual Spanning Tree, Spanning tree settings

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Spanning Tree

The spanning tree protocol is used to eliminate loops in a local area network. A switch running this protocol detects any loop in the network by exchanging information with one another and eliminates the possible loop by blocking certain ports until the loop network is pruned into a loop-free tree, thereby avoiding infinite recycling of packets in a loop network.

Web Smart switch interface

To manage global settings for Spanning Tree,

1.Click Configuration, Spanning Tree, STP Global Setting.

2.Set the Spanning Tree Status to enabled.

3.Modify other required parameters.

4.Click Apply.

Figure 18: spanning tree settings

Hint§

The following parameters are shown on the Spanning Tree settings page:

Spanning Tree Status - Enable Spanning Tree on the switch. (Default: Disabled)

Force Version - Select the type of spanning tree used on this switch. Options: RSTP or STP, Default: RSTP

Priority - Bridge priority is used in selecting the root switch, root port, and designated port. The switch with the highest priority becomes the STP root switch. However, if all switches have the same priority, the switch with the lowest MAC address will then become the root switch. Note that lower numeric values indicate higher priority. (Options: 0-61440, in steps of 4096; Default: 32768)

Maximum Age - The maximum time (in seconds) a switch can wait without receiving a configuration

message before attempting to reconfigure. All switch ports (except for designated ports) should receive 25

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Contents Gigabit Managed Ethernet Switch 16 PoE+ Ports Content Monitoring About this Guide Web Browser IntroductionLogging Login Popping Up WindowWeb-Based Management Interface System Information IP Address SettingHint§ IPv6 Address SettingUser Account Port SettingPort Setting Trunk Group Setting ConfigurationTrunk Distribution Algorithm Setting Trunk Distribution Algorithm SettingPage Lacp Setting Lacp SettingStatic Vlan Table Setting Static Vlan Table SettingVlan Port Setting Vlan Port SettingVLAN-Stacking Table Setting VLAN-Stacking Table SettingVlan Stacking Setting Vlan Stacking SettingHint§ Multicast Entry Table Igmp Multicast Group InformationIgmp Snooping Igmp SnoopingIgmp Global Setting Hint§ Igmp Vlan SettingSpanning Tree Spanning tree settingsPage Spanning tree port settings Spanning Tree Port SettingPage Port-based Priority Setting Quality of Service QoSDSCP-based Priority Setting DSCP-based Priority SettingPriority to Queue Mapping Setting Priority to Queue Mapping SettingPacket Scheduling Setting Packet Scheduling SettingLldp Settings Lldp ConfigurationsLldp Neighbors Lldp NeighborsSnmp Setting Trap Receivers Setting Port mirroring Port Mirroring SettingPort security Port Security SettingPage Bandwidth control Bandwidth Control SettingPage Jumbo Frame Setting Jumbo Frame SettingManagement Access Filter Management Access FilterPower over Ethernet Power over Ethernet SettingMAC Address Information SecurityStatic MAC Setting Static MAC SettingMAC Filtering Setting 802.1x Setting 802.1x Setting802.1x Port Setting 802.1x Port SettingIP Filter Configurations IP Filter ConfigurationsPage Storm Control settings Storm Control settingsPort Isolation Port IsolationDefence Engine Defence EnginePort Statistics Information MonitoringHttp Upgrade Http UpgradeReset Reset Factory DefaultsSpecifications Reboot