今天配置三层交换，配置如下：

<Huawei>sys
[Huawei]vlan batch 10 20
[Huawei]un in en
Info: Information center is disabled.
[Huawei]int gi 0/0/2
[Huawei-GigabitEthernet0/0/2]port link-type access
[Huawei-GigabitEthernet0/0/2]port default vlan 10
[Huawei-GigabitEthernet0/0/2]int gi 0/0/3
[Huawei-GigabitEthernet0/0/3]port link-type access
[Huawei-GigabitEthernet0/0/3]port default vlan 20
[Huawei-GigabitEthernet0/0/3]int gi 0/0/1
[Huawei-GigabitEthernet0/0/1]port link-type trunk
[Huawei-GigabitEthernet0/0/1]port trunk allow-pass vlan 10 20
[Huawei-GigabitEthernet0/0/1]q

今天配置三层交换，配置如下：

<Huawei>sys
[Huawei]vlan batch 10 20
[Huawei]un in en
Info: Information center is disabled.
[Huawei]int gi 0/0/2
[Huawei-GigabitEthernet0/0/2]port link-type access
[Huawei-GigabitEthernet0/0/2]port default vlan 10
[Huawei-GigabitEthernet0/0/2]int gi 0/0/3
[Huawei-GigabitEthernet0/0/3]port link-type access
[Huawei-GigabitEthernet0/0/3]port default vlan 20
[Huawei-GigabitEthernet0/0/3]int gi 0/0/1
[Huawei-GigabitEthernet0/0/1]port link-type trunk
[Huawei-GigabitEthernet0/0/1]port trunk allow-pass vlan 10 20
[Huawei-GigabitEthernet0/0/1]q