# 两个交换机
# 第二层交换机配置网关
vlan batch 10 to 20
int g0/0/1
port link-type trunk
port trunk allow-pass vlan 10 20 30
int vlanif 10
ip address 192.168.10.254 255.255.255.0
int vlanif 20
ip address 192.168.20.254 255.255.255.0
int vlanif 30
ip address 192.168.30.254 255.255.255.0