Changing the Switch to PVST+ Mode

Changing the Switch to PVST+ Mode

Switch2 (enable) set spantree mode pvst+

Switch1 (enable) show spantree mst 0

Spanning tree mode          MST

Instance                    0

VLANs Mapped:               51-4094

Designated Root             00-01-63-29-bc-00

!The root is Switch2

Designated Root Priority    32768  (root priority: 32768, sys ID ext: 0)

Designated Root Cost        200000

Designated Root Port        10/47

Root Max Age   20 sec   Hello Time 2  sec   Forward Delay 15 sec

IST Master ID MAC ADDR      00-05-74-18-04-80

!Master bridge is local

IST Master ID Priority      32768

IST Master Path Cost        0          Remaining Hops 20

Bridge ID MAC ADDR          00-05-74-18-04-80

Bridge ID Priority          32768  (bridge priority: 32768, sys ID ext: 0)

Bridge Max Age 20 sec   Hello Time 2  sec   Forward Delay 15 sec  Max Hops 20

Port                     State         Role Cost     Prio Type

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

10/24                    forwarding    DESG   200000   32 P2P

10/47                    forwarding    ROOT   200000   32 P2P, Boundary(PVST)

15/1                     forwarding    DESG    20000   32 P2P, Edge