STP
511
Managed Switches
3. Verify the PVSTP status.
4. Enable the FastUplink and FastBackbone features to speed up the selection of a new root
and indirect ports, respectively.
5. To enable the switch to be elected as the root in VLAN 1000, set the PVSTP priority to 0.
CLI: Configure PVSTP on Switch 2
1. Ensure that ports 1/0/1 and 1/0/2 are in VLAN 1002 in tagged mode because BPDU
packets for PVSTP are transmitted in tagged packets.
2. Enable PVSTP.
(Netgear Switch) #show spanning-tree vlan 1002
VLAN 1002
Spanning-tree enabled protocol pvst
RootID Priority 33770
Address 6C:B0:CE:19:AE:3D
Cost 20000
Port 1(1/0/1 )
Hello Time 2 Sec Max Age 20 sec Forward Delay 15 sec
BridgeID Priority 33770 (priority 32768 sys-id-ext 1002)
Address 6C:B0:CE:F9:F6:E0
Hello Time 2 Sec Max Age 20 sec Forward Delay 15 sec
Aging Time 300 sec
Interface Role Sts Cost Prio.Nbr
--------- ---------- ------------- ----------- --------
1/0/1 Root Forwarding 20000 128.1
1/0/2 Alternate Discarding 20000 128.2
(Netgear Switch) (Config)#spanning-tree uplinkfast
(Netgear Switch) (Config)#spanning-tree backbonefast
(Netgear Switch) (Config)#spanning-tree vlan 1000 priority 0
(Netgear Switch) #config
(Netgear Switch) (Config)#spanning-tree mode pvst
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