User Manual

Moxa’s Managed Switch Next Generation OS (v3.x) User Manual
104
Viewing Current Spanning Tree Status
Click the Status tab to view the current Spanning Tree status.
In addition, the status for each port will also be shown below.
Refer to the following table for detailed description of each item.
Item
Description
Port
The port number on this device.
Edge
Show if this port is connected to an edge device.
Port Rule
Root: The port is connected directly or indirectly to the root device.
Designated: The port is designated if it can send the best BPDU on the segment to
which it is connected.
Alternate: T
he alternate port receives more useful BPDU from another bridge and is
the blocked port.
Backup: The backup port receives more useful BPDU from the same bridge and is
the blocked port.
Disabled: The function is disabled.
Port State
Forwarding: The traffic can be forwarded through this port.
Blocked: The traffic will be blocked.
Disabled: The function is disabled.
Root Path Cost
The total path cost to the root bridge.
Path Cost
The path cost on this link.
Link Type
Edge Port: The port is connected to an edge device.
Point-to-Point Non Edge Port: The port is connected to another bridge and is full
duplex.
Shared Non Edge Port: The port is connected to another bridge and is half duplex.
BPDU Inconsistency
BPDU is received on a port enabled by a BPDU guard.
Root Inconsistency
A port is changed to a root port when enabled by a loop guard.
Loop Inconsistency
A loop is detected on this port by a loop guard.