Dell Force10 Z9000 Configuration Manual page 622

Configured hello time 2, max age 20, forward delay 15, max hops 0
We are the root
Current root has priority 32768, Address 0001.e801.cbb4
Number of topology changes 4, last change occurred 00:02:17 ago on Te 1/26
Port 377 (TenGigabitEthernet 2/1) is designated Forwarding
Port path cost 20000, Port priority 128, Port Identifier 128.377
Designated root has priority 32768, address 0001.e801.cbb4
Designated bridge has priority 32768, address 0001.e801.cbb4
Designated port id is 128.377, designated path cost 0
Number of transitions to forwarding state 1
BPDU : sent 121, received 9
The port is not in the Edge port mode
Port 378 (TenGigabitEthernet 2/2) is designated Forwarding
Port path cost 20000, Port priority 128, Port Identifier 128.378
Designated root has priority 32768, address 0001.e801.cbb4
Designated bridge has priority 32768, address 0001.e801.cbb4
Designated port id is 128.378, designated path cost 0
Number of transitions to forwarding state 1
BPDU : sent 121, received 2
The port is not in the Edge port mode
Port 379 (TenGigabitEthernet 2/3) is designated Forwarding
Port path cost 20000, Port priority 128, Port Identifier 128.379
Designated root has priority 32768, address 0001.e801.cbb4
Designated bridge has priority 32768, address 0001.e801.cbb4
Designated port id is 128.379, designated path cost 0
Number of transitions to forwarding state 1
BPDU : sent 121, received 5
The port is not in the Edge port mode
Port 380 (TenGigabitEthernet 2/4) is designated Forwarding
Port path cost 20000, Port priority 128, Port Identifier 128.380
Designated root has priority 32768, address 0001.e801.cbb4
Designated bridge has priority 32768, address 0001.e801.cbb4
Designated port id is 128.380, designated path cost 0
Number of transitions to forwarding state 1
BPDU : sent 147, received 3
The port is not in the Edge port mode
To confirm that a port is participating in RSTP, use the show spanning-tree rstp brief command from EXEC privilege
mode.
R3#show spanning-tree rstp brief
Executing IEEE compatible Spanning Tree Protocol
Root ID Priority 32768, Address 0001.e801.cbb4
Root Bridge hello time 2, max age 20, forward delay 15
Bridge ID Priority 32768, Address 0001.e80f.1dad
Configured hello time 2, max age 20, forward delay 15
Interface
Name PortID Prio Cost
---------- -------- ----
Te 3/1 128.681 128
Te 3/2 128.682 128
Te 3/3 128.683 128
Te 3/4 128.684 128
Interface
Name Role PortID
------- --- ------ -------- ---- ------- --- -----------
Te 3/1 Altr 128.681 128 20000
Te 3/2 Altr 128.682 128 20000
Te 3/3 Root 128.683 128 20000
Te 3/4 Altr 128.684 128 20000
R3#
622
Rapid Spanning Tree Protocol (RSTP)
Designated
Sts Cost Bridge ID
------- --- ------- ------------- --------
20000 BLK 20000 32768 0001.e80b.88bd
20000 BLK 20000 32768 0001.e80b.88bd
20000 FWD 20000 32768 0001.e801.cbb4
20000 BLK 20000 32768 0001.e801.cbb4
Prio Cost Sts Cost
BLK 20000
BLK 20000
FWD 20000
BLK 20000
PortID
128.469
128.470
128.379
128.380
Link-type Edge
P2P No
P2P No
P2P No
P2P No