拓扑图

按照上图vlan及端口类型，操控vlan标签，实现PC1、PC2、PC3互通。

配置

sysname SW1
#
vlan 10
#
interface GigabitEthernet0/0/1
 port link-type access
 port default vlan 10
#
interface GigabitEthernet0/0/24
 port link-type access
 port default vlan 10
#

sysname SW2
#
vlan 20
#
interface GigabitEthernet0/0/1
 port hybrid pvid vlan 20
 port hybrid untagged vlan 20
#
interface GigabitEthernet0/0/23
 port link-type trunk
 port trunk pvid vlan 20
 undo port trunk allow-pass vlan 1
 port trunk allow-pass vlan 20
#
interface GigabitEthernet0/0/24
 port link-type access
 port default vlan 20
#

sysname SW3
#
vlan 30
#
interface GigabitEthernet0/0/1
 port hybrid pvid vlan 30
 port hybrid tagged vlan 30
#
interface GigabitEthernet0/0/23
 port link-type trunk
 port trunk pvid vlan 30
 undo port trunk allow-pass vlan 1
 port trunk allow-pass vlan 30
#

sysname AR1
#
interface GigabitEthernet0/0/0.30
 dot1q termination vid 30
 ip address 10.1.10.254 255.255.255.0 
 arp broadcast enable
#

连通性测试