Cisco 15327 User Manual

Page 128

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7-22

Ethernet Card Software Feature and Configuration Guide, R7.2

Chapter 7 Configuring STP and RSTP

Verifying and Monitoring STP and RSTP Status

Port 20 (POS0) of Bridge group 1 is forwarding

Port path cost 3, Port priority 128, Port Identifier 128.20.

Designated root has priority 32769, address 0005.9a39.6634

Designated bridge has priority 32769, address 0005.9a39.6634

Designated port id is 128.20, designated path cost 0

Timers: message age 0, forward delay 0, hold 0

Number of transitions to forwarding state: 6

Link type is point-to-point by default

BPDU: sent 582, received 15

Router# show spanning-tree interface fast 0

Bridge Group Role Sts Cost Prio.Nbr Type

---------------- ---- --- --------- -------- --------------------------------

Bridge group 1 Desg FWD 19 128.3 P2p

Router# show spanning-tree interface pos 0

Bridge Group Role Sts Cost Prio.Nbr Type

---------------- ---- --- --------- -------- --------------------------------

Bridge group 1 Desg FWD 3 128.20 P2p

Router# show spanning-tree summary totals

Switch is in pvst mode

Root bridge for: Bridge group 1

Name Blocking Listening Learning Forwarding STP Active

---------------------- -------- --------- -------- ---------- ----------

1 bridge 0 0 0 2 2

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