交换机网段互通

2.4  Super VLAN典型配置举例

1. 组网需求

Device A连接不同VLAN用户，端口Ten-GigabitEthernet1/0/1和端口Ten-GigabitEthernet1/0/2属于VLAN 2，端口Ten-GigabitEthernet1/0/3和端口Ten-GigabitEthernet1/0/4属于VLAN 3，端口Ten-GigabitEthernet1/0/5和端口Ten-GigabitEthernet1/0/6属于VLAN 5。

为实现Device A连接的各VLAN用户（均在10.1.1.0/24网段）之间能够满足二层隔离和三层互通的同时，节省IP资源，创建Super VLAN，其关联的Sub VLAN公用Super VLAN interface的IP地址10.1.1.1/24作为三层通信的网关地址。

2. 组网图

图2-1 配置Super VLAN组网图

3. 配置步骤

# 创建VLAN 10，配置VLAN接口的IP地址为10.1.1.1/24。

<DeviceA> system-view

[DeviceA] vlan 10

[DeviceA-vlan10] quit

[DeviceA] interface vlan-interface 10

[DeviceA-Vlan-interface10] ip address 10.1.1.1 255.255.255.0

# 开启设备的本地代理ARP功能。

[DeviceA-Vlan-interface10] local-proxy-arp enable

[DeviceA-Vlan-interface10] quit

# 创建VLAN 2，并添加端口Ten-GigabitEthernet1/0/1和端口Ten-GigabitEthernet1/0/2。

[DeviceA] vlan 2

[DeviceA-vlan2] port ten-gigabitethernet 1/0/1 ten-gigabitethernet 1/0/2

[DeviceA-vlan2] quit

# 创建VLAN 3，并添加端口Ten-GigabitEthernet1/0/3和端口Ten-GigabitEthernet1/0/4。

[DeviceA] vlan 3

[DeviceA-vlan3] port ten-gigabitethernet 1/0/3 ten-gigabitethernet 1/0/4

[DeviceA-vlan3] quit

# 创建VLAN 5，并添加端口Ten-GigabitEthernet1/0/5和端口Ten-GigabitEthernet1/0/6。

[DeviceA] vlan 5

[DeviceA-vlan5] port ten-gigabitethernet 1/0/5 ten-gigabitethernet 1/0/6

[DeviceA-vlan5] quit

# 配置VLAN 10为Super VLAN，其关联的Sub VLAN为VLAN 2、VLAN 3和VLAN 5。

[DeviceA] vlan 10

[DeviceA-vlan10] supervlan

[DeviceA-vlan10] subvlan 2 3 5

[DeviceA-vlan10] quit

[DeviceA] quit

4. 显示和验证

# 查看Super VLAN的相关信息，验证以上配置是否生效。

<DeviceA> display supervlan

 Super VLAN ID: 10

 Sub-VLAN ID: 2-3 5

 VLAN ID: 10

 VLAN type: Static

 It is a super VLAN.

 Route interface: Configured

 Ipv4 address: 10.1.1.1

 Ipv4 subnet mask: 255.255.255.0

 Description: VLAN 0010

 Name: VLAN 0010

 Tagged   ports: none

 Untagged ports: none

 VLAN ID: 2

 VLAN type: Static

 It is a sub-VLAN.

 Route interface: Configured

 Ipv4 address: 10.1.1.1

 Ipv4 subnet mask: 255.255.255.0

 Description: VLAN 0002

 Name: VLAN 0002

 Tagged   ports: none

 Untagged ports:

    Ten-GigabitEthernet1/0/1     Ten-GigabitEthernet1/0/2

 VLAN ID: 3

 VLAN type: Static

 It is a sub-VLAN.

 Route interface: Configured

 Ipv4 address: 10.1.1.1

 Ipv4 subnet mask: 255.255.255.0

 Description: VLAN 0003

 Name: VLAN 0003

 Tagged   ports: none

 Untagged ports:

    Ten-GigabitEthernet1/0/3     Ten-GigabitEthernet1/0/4

 VLAN ID: 5

 VLAN type: Static

 It is a sub-VLAN.

 Route unterface: Configured

 Ipv4 address: 10.1.1.1

 Ipv4 subnet mask: 255.255.255.0

 Description: VLAN 0005

 Name: VLAN 0005

 Tagged   ports: none

 Untagged ports:

    Ten-GigabitEthernet1/0/5     Ten-GigabitEthernet1/0/6