H3C S5120-SI Series Configuration Manual page 111

<DeviceA> system-view
[DeviceA] vlan 10
[DeviceA-vlan10] port GigabitEthernet 1/0/4
[DeviceA-vlan10] quit
# Create VLAN 20, and assign port GigabitEthernet 1/0/5 to VLAN 20.
[DeviceA] vlan 20
[DeviceA-vlan20] port GigabitEthernet 1/0/5
[DeviceA-vlan20] quit
# Create Layer 2 aggregate interface 1.
[DeviceA] interface bridge-aggregation 1
[DeviceA-Bridge-Aggregation1] quit
# Assign ports GigabitEthernet 1/0/1 through GigabitEthernet 1/0/3 to link aggregation group 1
[DeviceA] interface GigabitEthernet 1/0/1
[DeviceA-GigabitEthernet1/0/1] port link-aggregation group 1
[DeviceA-GigabitEthernet1/0/1] quit
[DeviceA] interface GigabitEthernet 1/0/2
[DeviceA-GigabitEthernet1/0/2] port link-aggregation group 1
[DeviceA-GigabitEthernet1/0/2] quit
[DeviceA] interface GigabitEthernet 1/0/3
[DeviceA-GigabitEthernet1/0/3] port link-aggregation group 1
[DeviceA-GigabitEthernet1/0/3] quit
# Configure Layer 2 aggregate interface 1 as a trunk port and assign it to VLANs 10 and 20.
This configuration automatically propagates to all the member ports in link aggregation group 1.
[DeviceA] interface bridge-aggregation 1
[DeviceA-Bridge-Aggregation1] port link-type trunk
[DeviceA-Bridge-Aggregation1] port trunk permit vlan 10 20
Please wait... Done.
Configuring GigabitEthernet1/0/1... Done.
Configuring GigabitEthernet1/0/2... Done.
Configuring GigabitEthernet1/0/3... Done.
[DeviceA-Bridge-Aggregation1] quit
2) Configure Device B
Configure Device B as you configure Device A.
3) Verify the configurations
# Display the summary information about all aggregation groups on Device A.
[DeviceA] display link-aggregation summary
Aggregation Interface Type:
1-13