Netgear M5300-28G-POE+ (GSM7228PSv1h2) - 12-Port Managed Gigabit Switch Softwarehandbuch

Seite von 764
Configure Switching Information 
244
M6100, M5300, and M7100 Series Managed Switches 
The following table describes the read-only MST port configuration information displayed on 
the Spanning Tree CST Configuration screen.
View STP Statistics
You can view information about the number and type of bridge protocol data units (BPDUs) 
transmitted and received on each port.
To view Spanning Tree statistics: 
1. 
Prepare your computer with a static IP address in the 169.254.100.0 subnet, for 
example, 169.254.100.201.
2. 
Connect an Ethernet cable from an Ethernet port on your computer to an Ethernet port on 
the switch.
3. 
Launch a web browser.
4. 
Enter the IP address of the switch in the web browser address field.
The default IP address of the switch is 169.254.100.100. 
Table 91.  MST Port Status 
 
Field
Description
Auto Calculated Port Path Cost
Displays whether the path cost is automatically calculated (Enable) or 
not (Disable). Path cost is calculated based on the link speed of the 
port if the configured value for Port Path Cost is zero.
Port ID
The port identifier for the specified port within the selected MST 
instance. It is made up from the port priority and the interface number of 
the port.
Port Uptime Since Last Clear 
Counters
Time since the counters were last cleared, displayed in Days, Hours, 
Minutes, and Seconds.
Port Mode
Spanning Tree Protocol Administrative mode associated with the port 
or port channel. The possible values are Enable or Disable.
Port Forwarding State
The Forwarding State of this port.
Port Role
Each MST Bridge Port that is enabled is assigned a Port Role for each 
spanning tree. The port role is one of the following values: Root Port
Designated Port
Alternate PortBackup PortMaster Port or 
Disabled Port
.
Designated Root
Root Bridge for the selected MST instance. It is made up using the 
bridge priority and the base MAC address of the bridge.
Designated Cost
Path Cost offered to the LAN by the Designated Port.
Designated Bridge
Bridge Identifier of the bridge with the Designated Port. It is made up 
using the bridge priority and the base MAC address of the bridge.
Designated Port
Port Identifier on the Designated Bridge that offers the lowest cost to 
the LAN. It is made up from the port priority and the interface number of 
the port.