Lenovo ThinkSystem NE2552E Application Manual page 216

1. Configure VLAG tier ID and enable VLAG globally.
2. Configure ISL ports on Switch A.
3. Configure port on Switch A connecting to Layer 2/3 router 1.
4. Configure port on Switch A connecting to Layer 2/3 router 2.
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NE2552E Application Guide for ENOS 8.4
NE2552E(config)# vlag tier-id 10
NE2552E(config)# vlag enable
NE2552E(config)# interface port 1,2
NE2552E(config-if)# switchport mode trunk
NE2552E(config-if)# lacp key 200
NE2552E(config-if)# lacp mode active
NE2552E(config-if)# exit
NE2552E(config)# vlag isl adminkey 200
NE2552E(config-vlan)# exit
NE2552E(config)# vlan 10
VLAN number 10 with name "VLAN 10" created
VLAN 10 was assigned to STG 10
NE2552E(config-vlan)# exit
NE2552E(config)# interface port 1,2,5
NE2552E(config-if)# switchport mode trunk
NE2552E(config-if)# exit
NE2552E(config)# interface port 5
NE2552E(config-if)# lacp key 400
NE2552E(config-if)# lacp mode active
NE2552E(config-if)# exit
NE2552E(config)# vlag adminkey 400 enable
Repeat these steps on Switch B for ports connecting to Layer 2/3 router 1.
NE2552E(config)# vlan 20
VLAN number 20 with name "VLAN 20" created
VLAN 20 was assigned to STG 20
NE2552E(config-vlan)# exit
NE2552E(config)# interface port 1,2,6
NE2552E(config-if)# switchport mode trunk
NE2552E(config-if)# exit
NE2552E(config)# interface port 6
NE2552E(config-if)# lacp key 500
NE2552E(config-if)# lacp mode active
NE2552E(config-if)# exit
NE2552E(config)# vlag adminkey 500 enable
Repeat these steps on Switch B for ports connecting to Layer 2/3 router 2.