客户的局域网交换机SWA通过Gigabitethernet 2/0/1连接SWB,通过Gigabitethernet 2/0/2连接SWC,且SWA交换机有如下配置
[ SWA] smart-link group 1
[ SWA-smart-group1] protected-vlan reference-instance 0 to 32
I
SWA-smart-group1 ] port gigabitethernet 2/0/1 slave
1 SWA-smart-group11 port gigabitethernet 2/0/2 smaster
[ SWA-smart-group1] flush enable control-vlan 10
如果交换机SWA,交换机SWB,交换机SWC且连接口允许所有的vlan通过,从上述信息中可以得知_