单项选择题
A.trunk mode mismatches
B.vlans that do not correspond to a unique IP subnet
C.native vlan mismatches
D.allowing only vlan 2 on the destination.
多项选择题 Refer to the topology shown in the exhibit. Which ports will be STP designated ports if all the links are operating at the same bandwidth? （）
单项选择题 Which statement about vlan operation on cisco catalyst switches is true?（）
单项选择题 assuming the default switch configuration which vlan range can be added modified and removed on a cisco switch?（）
