交换机 SWA 的端口 GigabitEthernet0/0/1 已经配置成为 Trunk 端口类型。如果要使此端口允许 V
A.[SWA]port trunk allow-pass vlan 2 3
B.[Huawei-GigabitEthernet0/0/1]port trunk allow-pass vlan 2 3
C.[SWA]undo port trunk allow-pass vlan 1
D.[SWA-GigabitEthernet0/0/1]undo port trunk allow-pass vlan 2