Planet Networking & Communication WGS3-24000 User Manual page 137

Priority - The bridge priority for the MST instance selected. The bridge priority is set in multiples of 4096. For
。
example if the priority is attempted to be set to any value between
set to any value between 4096 and (2*4096-1) it will be set to 4096 and so on.
VLAN ID - This gives a list box of all VLANs on the switch. The VLANs associated with the MST instance which is
。
selected are highlighted on the list. These can be selected or unselected for re-configuring the association of
VLANs to MST instances.
Non-Configurable Data
Bridge identifier - The bridge identifier for the selected MST instance. It is made up using the bridge priority and
。
the base MAC address of the bridge.
Time since topology change - The time in seconds since the topology of the selected MST instance last
。
changed.
Topology change count - Number of times topology has changed for the selected MST instance.
。
Topology change - The value of the topology change parameter for the switch indicating if a topology change is in
。
progress on any port assigned to the selected MST instance. It takes a value of True or False.
Designated root - The bridge identifier of the root bridge. It is made up from the bridge priority and the base MAC
。
address of the bridge
Root Path Cost - Path Cost to the Designated Root for this MST instance.
。
Root port - Port to access the Designated Root for this MST instance.
。
4.3.8.4 Spanning Tree CST Port Configuration/Status
Selection Criteria
Slot/Port - Selects one of the physical or port channel interfaces associated with VLANs associated with the CST.
。
Configurable Data
。 Port Priority - The priority for a particular port within the CST. The port priority is set in multiples of 16. For example
if the priority is attempted to be set to any value between 0 and 15, it will be set to 0. If it is tried to be set to any
value between 16 and (2*16-1) it will be set to 16 and so on.
Figure 4-3-36 Spanning Tree CST Port Configuration/Status
4095, it will be set to 0. If it is tried to be
0 and
137