Which two RSTP port roles include the port as part of the active topology?()
A、A.root
B、B.designated
C、C.alternate
D、D.backup
E、E.forwarding
F、F.learning
A、A.root
B、B.designated
C、C.alternate
D、D.backup
E、E.forwarding
F、F.learning
A、Dual power supplies. B、Twice the amount of disk. C、Two dual-port LHEA adapters. D、Two dual-port fibre channel adapters.
A、 auto-channel selection B、 WMM QoS C、 802.11F roaming D、 multiple BSSIDs E、 802.1Q VLANs F、 AP detection