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Cisco Prime Network 4.0 User Guide
OL-29343-01
Chapter 12 Monitoring Carrier Ethernet Services
Viewing Spanning Tree Protocol Properties
Step 4 To view the properties of an STP instance, do one of the following:
• Double-click the required instance.
• Click the required entry in logical inventory under the Spanning Tree Protocol branch.
Table 12-6 describes the information that is displayed in the STP Instance Information Properties
window.
STP Instance Info Table
STP Instance ID STP instance name.
VLAN IDs VLAN identifiers.
Bridge Priority Bridge priority.
STP Root Port Hyperlinked entry to the STP port in logical or physical inventory.
Root Cost Root cost value for this bridge.
Designated Root MAC address of the designated root.
Bridge ID Bridge identifier (MAC address).
Bridge Hello Time Hello message keepalive interval (in seconds) when the port is the root.
Hello Time Current hello time (in seconds).
Bridge Forward Delay When the port is the root and in the listening or learning state, amount
of time to wait (in seconds) before proceeding to the forwarding state.
Forward Delay Current bridge forward delay (in seconds).
Bridge Max Age When the port is the root, maximum age of learned Spanning Tree
Protocol port information (in seconds).
Max Age Current maximum age (in seconds).
Table 12-5 STP Properties (continued)
Field Description
Table 12-6 STP Instance Information Properties
Field Description
STP Instance ID STP instance identifier.
VLAN ID VLAN identifier.
Bridge Priority Bridge priority.
Bridge ID Bridge identifier (MAC address).
Root Cost Root cost value for this bridge.
Designated Root MAC address of the designated root.
Bridge Hello Time Hello message keepalive interval (in seconds) when the port is the root.
Hello Time Current hello time (in seconds).
Bridge Forward Delay When the port is the root and in listening or learning state, amount of
time to wait (in seconds) before proceeding to the forwarding state.
Forward Delay Current bridge forward delay (in seconds).
Bridge Max Age When the port is the root, the maximum age of learned Spanning Tree
Protocol port information (in seconds).