A、 spanning-tree mode rapid-pvst B、 spanning-tree uplinkfast C、 spanning-tree backbonefast D、 spanning-tree mode mst
A、 spanning-tree mode rapid-pvst B、 spanning-tree uplinkfast C、 spanning-tree backbonefast D、 spanning-tree mode mst
A、spanning-tree mode rapid-pvst B、spanning-tree uplinkfast C、spanning-tree backbonefast D、spanning-tree mode mst
A、spanning-tree guard root B、spanning-tree portfast bpduguard default C、spanning-tree bpduguard enable D、spanning-tree bpdufilter enable E、spanning-tree portfast bpdufilter default
A、spanning-tree backbonefast B、spanning-tree uplinkfast C、spanning-tree portfast D、spanning-tree cost512
A、A.interface gig3/1 spanning-tree guard root B、B.interface gig3/1 spanning-tree root guard C、C.interface gig3/1 spanning-tree root-guard D、D.interface gig3/1 spanning-tree root-guard default
A、spanning-tree mode rapid-pvst B、spanning-tree uplinkfast C、spanning-tree backbonefast D、spanning-tree mode mst
A、spanning-tree mode rapid-pvst B、spanning-tree uplinkfast C、spanning-tree backbonefast D、spanning-tree mode mst
A、spanning-tree mode rapid-pvst B、spanning-tree uplinkfast C、spanning-tree backbonefast D、spanning-tree mode mst
A、spanning-tree mode rapid-pvst B、spanning-tree uplinkfast C、spanning-tree backbonefast D、spanning-tree mode mst
A、spanning-tree mode rapid-pvst B、spanning-tree uplinkfast C、spanning-tree backbonefast D、spanning-tree mode mst