3Com 2924-SFP User Manual page 132

132 C 11: C
HAPTER ONFIGURING
Designated Root
S T
PANNING REE
Bridge ID — Identifies the Bridge priority and MAC address.
■
Root Bridge ID — Identifies the Root Bridge priority and MAC
■
address.
Root Port — Indicates the port number that offers the lowest cost
■
path from this bridge to the Root Bridge. This field is significant when
the bridge is not the Root Bridge. The default is zero.
Root Path Cost — Specifies the cost of the path from this bridge to
■
the Root Bridge.
Topology Changes Counts — Specifies the total amount of STP
■
state changes that have occurred.
Last Topology Change — Indicates the amount of time that has
■
elapsed since the bridge was initialized or reset, and the last
topographic change that occurred. The time is displayed in a
day-hour-minute-second format, such as 2 days 5 hours 10 minutes
and 4 seconds.
2 Define the fields.
3 Click Apply. STP is enabled, and the device is updated.