S8016的STP中有edge-port这个属性，请简述edgeport的作用，是否会参与STP计算？
S8016的STP中有edge-port这个属性，请简述edgeport的作用，是否会参与STP计算？
相关考题：
After configuring FabricPath， the following appears in the syslog： %STP-2-L2GW_BACKBONE_BLOCK： L2 Gateway Backbone port inconsistency blocking port port-channel100 on VLAN0010. What is the cause of this message？ （） A、 STP must be disabled； message indicates that STP is enabled.B、 STP is misconfigured； root guard must be disabled.C、 An inferior BPDU is received on a Cisco FabricPath edge port.D、 A superior BPDU is received on a Cisco FabricPath edge port.
单选题After configuring FabricPath， the following appears in the syslog： %STP-2-L2GW_BACKBONE_BLOCK： L2 Gateway Backbone port inconsistency blocking port port-channel100 on VLAN0010. What is the cause of this message？ （）A STP must be disabled； message indicates that STP is enabled.B STP is misconfigured； root guard must be disabled.C An inferior BPDU is received on a Cisco FabricPath edge port.D A superior BPDU is received on a Cisco FabricPath edge port.
问答题请简述供应链中有效信息的特征。