· PCA、PCB、PCC分别模拟不同站点的主机;
· PCA和PCB处在不同VLAN,但处于同一个VXLAN;
· PCC处在VLAN30,属于外部网络(非VXLAN网络);
· S6800C作为border设备连接VXLAN网络和外部网络;
· 通过配置集中式VXLAN IP网关实现PCA、PCB与PCC之间的三层互通;
1、配置PC 的IP地址
分别配置PCA和PCB、PCC IP地址为 10.1.1.1 与 10.1.1.2 、30.1.1.1,其网关分别是10.1.1.254/24、30.1.1.254/24
2、配置S6800A交换机
步骤一:配置VLAN 10、12、13, PCA连接端口属于VLAN10,S6800A与S6800B互联口属于vlan 12,S6800A与S6800C互联口属于VLAN13
<H3C> system-view
[H3C] vlan 10
[H3C-vlan10]quit
[H3C] vlan 12
[H3C-vlan12]quit
[H3C] vlan 13
[H3C-vlan13]quit
[H3C] interface Ten-GigabitEthernet1/0/10
[H3C-Ten-GigabitEthernet1/0/10] port access vlan 10
[H3C] interface Ten-GigabitEthernet1/0/1
[H3C-Ten-GigabitEthernet1/0/1] port access vlan 12
[H3C] interface Ten-GigabitEthernet1/0/2
[H3C-Ten-GigabitEthernet1/0/2] port access vlan 13
步骤二:创建Loopback 1接口
[H3C]interface LoopBack 1
[H3C-LoopBack1]ip address 1.1.1.1 32
步骤三:创建vlan12、vlan13虚接口
[H3C]interface Vlan-interface 12
[H3C-Vlan-interface12]ip address 12.1.1.1 30
[H3C]interface Vlan-interface 13
[H3C-Vlan-interface13]ip address 13.1.1.1 30
步骤四:配置OSPF,使得设备之间IP可达
[H3C]interface Vlan-interface 12
[H3C-Vlan-interface12]ip address 12.1.1.1 30
[H3C]ospf 1
[H3C-ospf-1]area 0
[H3C-ospf-1-area-0.0.0.0]network 13.1.1.0 0.0.0.3
[H3C-ospf-1-area-0.0.0.0]network 12.1.1.0 0.0.0.3
[H3C-ospf-1-area-0.0.0.0]network 1.1.1.1 0.0.0.0
步骤五:开启L2VPN功能
[H3C] l2vpn enable
步骤六:创建VSI,并进入VSI视图(这里1即创建的VSI名称)
[H3C]vsi 1
[H3C-vsi-1]
步骤七:创建VXLAN 100
[H3C-vsi-1]vxlan 100
[H3C-vsi-1-vxlan-100]quit
步骤八:创建模式为VXLAN隧道的tunnel接口,并配置隧道源与目的,在S6800A与S6800B、S6800A与S6800C之间分别建立VXLAN隧道
[H3C]interface Tunnel 1 mode vxlan
[H3C-Tunnel1]source LoopBack 1
[H3C-Tunnel1]destination 2.2.2.2
[H3C]interface Tunnel 2 mode vxlan
[H3C-Tunnel2]source LoopBack 1
[H3C-Tunnel2]destination 3.3.3.3
步骤九:手工关联VXLAN与VXLAN隧道
[H3C]vsi 1
[H3C-vsi-1]vxlan 100
[H3C-vsi-1-vxlan-100]tunnel 1
[H3C-vsi-1-vxlan-100]tunnel 2
步骤十:创建以太网服务实例及配置封装模式,并使其与VSI关联
[H3C]interface Ten-GigabitEthernet 1/0/10
[H3C-Ten-GigabitEthernet1/0/10]service-instance 1
[H3C-Ten-GigabitEthernet1/0/10-srv1]encapsulation s-vid 10
[H3C-Ten-GigabitEthernet1/0/10-srv1]xconnect vsi 1
3、配置S6800B交换机
步骤一:配置VLAN 20、12、23,PCB连接端口属于VLAN20,S6800B与S6800A互联口属于vlan 12、S6800B与S6800C互联口属于vlan 23
<H3C> system-view
[H3C] vlan 20
[H3C-vlan20]quit
[H3C] vlan 12
[H3C-vlan12]quit
[H3C] vlan 23
[H3C-vlan123]quit
[H3C] interface Ten-GigabitEthernet1/0/20
[H3C-Ten-GigabitEthernet1/0/20] port access vlan 20
[H3C] interface Ten-GigabitEthernet1/0/1
[H3C-Ten-GigabitEthernet1/0/1] port access vlan 12
[H3C] interface Ten-GigabitEthernet1/0/3
[H3C-Ten-GigabitEthernet1/0/3] port access vlan 23
步骤二:创建loopback1 接口
[H3C]interface LoopBack 1
[H3C-LoopBack1]ip address 2.2.2.2 32
步骤三:创建vlan12、VLAN23虚接口
[H3C]interface Vlan-interface 12
[H3C-Vlan-interface12]ip address 12.1.1.2 30
[H3C]interface Vlan-interface 23
[H3C-Vlan-interface23]ip address 23.1.1.1 30
步骤四:配置OSPF,使得两台设备之间IP可达
[H3C]ospf 1
[H3C-ospf-1]area 0
[H3C-ospf-1-area-0.0.0.0]network 23.1.1.0 0.0.0.3
[H3C-ospf-1-area-0.0.0.0]network 12.1.1.0 0.0.0.3
[H3C-ospf-1-area-0.0.0.0]network 2.2.2.2 0.0.0.0
步骤五:开启L2VPN功能
[H3C] l2vpn enable
步骤六:创建VSI,并进入VSI视图(这里1即创建的VSI名称)
[H3C]vsi 1
[H3C-vsi-1]
步骤七:创建VXLAN 100
[H3C-vsi-1]vxlan 100
[H3C-vsi-1-vxlan-100]quit
步骤八:创建模式为VXLAN隧道的tunnel接口,并配置隧道源与目的,分别在S6800B和S6800A、S6800B和S6800C之间建立VXLAN隧道
[H3C]interface Tunnel 1 mode vxlan
[H3C-Tunnel1]source LoopBack 1
[H3C-Tunnel1]destination 1.1.1.1、
[H3C]interface Tunnel 2 mode vxlan
[H3C-Tunnel2]source LoopBack 1
[H3C-Tunnel2]destination 3.3.3.3
步骤九:手工关联VXLAN与VXLAN隧道
[H3C]vsi 1
[H3C-vsi-1]vxlan 100
[H3C-vsi-1-vxlan-100]tunnel 1
[H3C-vsi-1-vxlan-100]tunnel 2
步骤十:创建以太网服务实例及配置封装模式,并使其与VSI关联
[H3C]interface Ten-GigabitEthernet 1/0/20
[H3C-Ten-GigabitEthernet1/0/20]service-instance 1
[H3C-Ten-GigabitEthernet1/0/20-srv1]encapsulation s-vid 20
[H3C-Ten-GigabitEthernet1/0/20-srv1]xconnect vsi 1
4、配置S6800C交换机
步骤一:修改S6800C上VXLAN的硬件资源模式(需重启生效)
<H3C> system-view
[H3C]hardware-resource vxlan border8k
步骤二:配置VLAN 13、23、30,PCC连接端口属于VLAN30,S6800C与S6800A互联口属于vlan 13、S6800C与S6800B互联口属于vlan 23
[H3C] vlan 13
[H3C-vlan13]quit
[H3C] vlan 23
[H3C-vlan23]quit
[H3C] vlan 30
[H3C-vlan30]quit
[H3C] interface Ten-GigabitEthernet1/0/30
[H3C-Ten-GigabitEthernet1/0/30] port access vlan 30
[H3C] interface Ten-GigabitEthernet1/0/2
[H3C-Ten-GigabitEthernet1/0/2] port access vlan 13
[H3C] interface Ten-GigabitEthernet1/0/3
[H3C-Ten-GigabitEthernet1/0/3] port access vlan 23
步骤三:创建loopback1 接口
[H3C]interface LoopBack 1
[H3C-LoopBack1]ip address 3.3.3.3 32
步骤四:创建vlan13、VLAN23、VLAN30虚接口
[H3C]interface Vlan-interface 13
[H3C-Vlan-interface13]ip address 13.1.1.2 30
[H3C]interface Vlan-interface 23
[H3C-Vlan-interface23]ip address 23.1.1.2 30
[H3C]interface Vlan-interface 30
[H3C-Vlan-interface30]ip address 30.1.1.254 24
步骤五:配置OSPF,使得两台设备之间IP可达
[H3C]ospf 1
[H3C-ospf-1]area 0
[H3C-ospf-1-area-0.0.0.0]network 30.1.1.0 0.0.0.255
[H3C-ospf-1-area-0.0.0.0]network 23.1.1.0 0.0.0.3
[H3C-ospf-1-area-0.0.0.0]network 13.1.1.0 0.0.0.3
[H3C-ospf-1-area-0.0.0.0]network 3.3.3.3 0.0.0.0
步骤六:开启L2VPN功能
[H3C] l2vpn enable
步骤七:创建VSI,并进入VSI视图(这里1即创建的VSI名称)
[H3C]vsi 1
[H3C-vsi-1]
步骤八:创建VXLAN 100
[H3C-vsi-1]vxlan 100
[H3C-vsi-1-vxlan-100]quit
步骤九:创建模式为VXLAN隧道的tunnel接口,并配置隧道源与目的,分别在S6800C和S6800A、S6800C和S6800B之间建立VXLAN隧道
[H3C]interface Tunnel 1 mode vxlan
[H3C-Tunnel1]source LoopBack 1
[H3C-Tunnel1]destination 1.1.1.1、
[H3C]interface Tunnel 2 mode vxlan
[H3C-Tunnel2]source LoopBack 1
[H3C-Tunnel2]destination 2.2.2.2
步骤十:手工关联VXLAN与VXLAN隧道
[H3C]vsi 1
[H3C-vsi-1]vxlan 100
[H3C-vsi-1-vxlan-100]tunnel 1
[H3C-vsi-1-vxlan-100]tunnel 2
步骤十一:创建VSI虚接口VSI-interface1,并为其配置IP地址,该IP地址作为VXLAN 100内主机的网关地址。
[H3C] interface Vsi-interface 1
[H3C-Vsi-interface1] ip address 10.1.1.254 255.255.255.0
[H3C-Vsi-interface1] quit
步骤十二:配置VXLAN 100所在的VSI实例和接口VSI-interface1关联
[H3C]vsi 1
[H3C-vsi-1] gateway vsi-interface 1
5、配置完成后的结果检验
步骤一:在S6800C上使用命令display interface Vsi-interface 1 看到vsi接口状态正常
步骤二:配置完成后,在PCA、PCB、PCC之间互相进行Ping操作,观察ping的结果,验证VXLAN与外部网络的互通情况,三者之间应能实现互访。
步骤三:配置完成后,在S6800C上执行display arp 查看ARP地址学习情况,应可以观察到PCA、PCB、PCC的ARP表项。
无。
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一样,用模拟器做的话AB都能通网关C,网关C也能通AB,但是AB不能互通,按理说网关C收到数据包会忘这两个隧道转发,但隧道的in方向没有数据流量过来,不知道是不是模拟器bug