sw1: <Huawei>u t m <Huawei>sys [Huawei]sys sw1 [sw1]vlan batch 10 20 30 [sw1]int e0/0/1 [sw1-Ethernet0/0/1]port link-type access [sw1-Ethernet0/0/1]port default vlan 10 [sw1-Ethernet0/0/1]int e0/0/2 [sw1-Ethernet0/0/2]port link-type access [sw1-Ethernet0/0/2]port default vlan 20 [sw1-Ethernet0/0/2]int e0/0/3 [sw1-Ethernet0/0/3]port link-type access [sw1-Ethernet0/0/3]port default vlan 30 [sw1-Ethernet0/0/3]int e0/0/4 [sw1-Ethernet0/0/4]port link-type trunk [sw1-Ethernet0/0/4]port trunk allow-pass vlan all

sw2: <Huawei>u t m <Huawei>sys [Huawei]sys sw2 [sw2]vlan batch 10 20 30 [sw2]int e0/0/1 [sw2-Ethernet0/0/1]port link-type access [sw2-Ethernet0/0/1]port default vlan 10 [sw2-Ethernet0/0/1]int e0/0/2 [sw2-Ethernet0/0/2]port link-type access [sw2-Ethernet0/0/2]port default vlan 20 [sw2-Ethernet0/0/2]port link-type access [sw2-Ethernet0/0/2]int e0/0/3 [sw2-Ethernet0/0/3]port link-type access [sw2-Ethernet0/0/3]port default vlan 30 [sw2-Ethernet0/0/3]int e0/0/4 [sw2-Ethernet0/0/4]port link-type trunk [sw2-Ethernet0/0/4]port trunk allow-pass vlan all