R0106-HP MSR Router Series Layer 2 - LAN Switching Command Reference(V7)

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# (MSR2000/MSR3000.) In PVST mode, display the historical port role calculation information for
VLAN 2.
<Sysname> display stp vlan 2 history
------------------- VLAN 2 ---------------------
Port GigabitEthernet2/1/1
Role change : ROOT->DESI (Aged)
Time : 2009/02/08 00:22:56
Port priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.1
Designated priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.1
Port GigabitEthernet2/1/2
Role change : ALTER->ROOT
Time : 2009/02/08 00:22:56
Port priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.2
Designated priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.2
# (MSR4000.) In MSTP mode, display the historical port role calculation information for the card on slot
2 in MSTI 2.
<Sysname> display stp instance 2 history slot 2
--------------- STP slot 2 history trace ---------------
------------------- Instance 2 ---------------------
Port GigabitEthernet2/1/1
Role change : ROOT->DESI (Aged)
Time : 2009/02/08 00:22:56
Port priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.1
Designated priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.1
Port GigabitEthernet2/1/2
Role change : ALTER->ROOT
Time : 2009/02/08 00:22:56
Port priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.2
128.153
Designated priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.2
128.153
# (MSR4000.) In PVST mode, display the historical port role calculation information for the card on slot
2 in VLAN 2.
<Sysname> display stp vlan 2 history slot 2
--------------- STP slot 2 history trace ---------------
------------------- VLAN 2 ---------------------
Port GigabitEthernet2/1/1
Role change : ROOT->DESI (Aged)
Time : 2009/02/08 00:22:56
Port priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.1
Designated priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.1
Port GigabitEthernet2/1/2
Role change : ALTER->ROOT
Time : 2009/02/08 00:22:56
Port priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.2
Designated priority : 0.00e0-fc01-6510 0 0.00e0-fc01-6510 128.2