e-trunk配置（跨设备链路聚合）

SW1配置代码

sys
sysname SW1
INT ETH-TRUNK 1
mode lacp
trunkport gi 0/0/1 to 0/0/2
quit
vlan 100
int vlanif 100
ip add 100.0.0.1 24
int g0/0/3
port link-type trunk
port trunk all vlan all
quit
e-trunk 12
priority 99
peer-add 100.0.0.2 source-address 100.0.0.1
quit
int eth-trunk 1 
e-trunk 12 remote-eth-trunk 2

SW2的配置

sys
sysname SW2
INT ETH-TRUNK 2
mode lacp
trunkport gi 0/0/1 to 0/0/2
quit
vlan 100
int vlanif 100
ip add 100.0.0.2 24
int g0/0/3
port link-type trunk
port trunk all vlan all
quit
e-trunk 12
peer-add 100.0.0.1 sou 100.0.0.2
quit
int eth-trunk 2
e-trunk 12 remote-eth-trunk 1

SW3的配置代码

sys
sysname SW3
INT ETH-TRUNK 3
mode lacp
trunkport gi 0/0/1 to 0/0/4
quit

验证
在SW1上查看e-trunk 12的运行情况