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Spanning Tree Commands 737
Root Port Gi1/0/1
Hello Time 2 Sec Max Age 20 sec Forward Delay 15 sec TxHoldCount
6 sec
Bridge ID
Priority 32768
Address 001E.C9AA.AD1B
Hello Time 2 Sec Max Age 20 sec Forward Delay 15 sec
Interfaces
Name State Prio.Nbr Cost Sts Role Restricted
------ -------- --------- --------- ---- ----- ----------
Gi1/0/1 Enabled 128.1 20000 FWD Root No
Gi1/0/2 Enabled 128.2 0 DIS Disb No
Gi1/0/3 Enabled 128.3 0 DIS Disb No
Gi1/0/4 Enabled 128.4 0 DIS Disb No
console#show spanning-tree gigabitethernet 1/0/1
Port Gi1/0/1 Enabled
State: Forwarding Role: Root
Port id: 128.1 Port Cost: 20000
Port Fast: No Root Protection: No
Designated bridge Priority: 32768 Address: 0010.1882.1C53
Designated port id: 128.48 Designated path cost: 0
CST Regional Root: 80:00:00:10:18:82:1C:53 CST Port Cost: 0
Root Guard..................................... FALSE
Loop Guard..................................... FALSE
TCN Guard...................................... FALSE
Auto Portfast.................................. TRUE
Port Up Time Since Counters Last Cleared....... 0 day 0 hr 17 min 1 sec
BPDU: sent 24, received 496
console#show spanning-tree detail
Spanning tree Enabled (BPDU flooding : Disabled) Portfast BPDU filtering
Disabled mode rstp
CST Regional Root: 80:00:00:1E:C9:AA:AD:1B
Regional Root Path Cost: 0
ROOT ID
Priority 32768
Address 0010.1882.1C53
2CSPC4.XCT-SWUM2XX1.book Page 737 Monday, October 3, 2011 11:05 AM