华为vrrp+mstp+ospf+dhcp+dhcp relay配置案例

news2025/1/16 11:12:36

在这里插入图片描述
1、左边是vlan 10主桥，右边是vlan 20的主桥，并且互为备桥
2、 vlan 10 vrrp网关默认用左边，vlan 20的vrrp 网关默认用右边，对应mstp生成树
3、两边都track检测，不通就把vrrp减掉60，这样就会自动切另一边了
4、两边vlan 10和20 都启用dhcp代理，帮助pc获取路由器上的地址

R1配置

dhcp enable

ip pool vlan10
gateway-list 192.168.10.254
network 192.168.10.0 mask 255.255.255.0
dns-list 8.8.8.8

ip pool vlan20
gateway-list 192.168.20.254
network 192.168.20.0 mask 255.255.255.0
dns-list 8.8.8.8

interface GigabitEthernet0/0/0
ip address 10.0.0.1 255.255.255.0
ospf enable 1 area 0.0.0.0

interface GigabitEthernet0/0/1
ip address 10.0.1.1 255.255.255.0
ospf enable 1 area 0.0.0.0
dhcp select global

interface GigabitEthernet0/0/2
dhcp select global

interface NULL0

interface LoopBack0
ip address 1.1.1.1 255.255.255.255
ospf enable 1 area 0.0.0.0

ospf 1 router-id 1.1.1.1
default-route-advertise always
area 0.0.0.0

sw1

vlan batch 10 20 100

stp instance 1 root primary
stp instance 2 root secondary
dhcp enable

ip relay address cycle //多dhcp服务器时负载

stp region-configuration
region-name a
instance 1 vlan 10
instance 2 vlan 20
active region-configuration

drop-profile default

dhcp server group vlan10
dhcp-server 10.0.0.1 0
dhcp-server 10.0.1.1 1

interface Vlanif10
ip address 192.168.10.1 255.255.255.0
vrrp vrid 10 virtual-ip 192.168.10.254
vrrp vrid 10 priority 105
vrrp vrid 10 track interface GigabitEthernet0/0/1 reduced 60
vrrp vrid 10 track interface GigabitEthernet0/0/2 reduced 60
ospf enable 1 area 0.0.0.0
dhcp select relay
dhcp relay server-select vlan10

interface Vlanif20
ip address 192.168.20.1 255.255.255.0
vrrp vrid 20 virtual-ip 192.168.20.254
ospf enable 1 area 0.0.0.0
dhcp select relay
dhcp relay server-select vlan10

interface Vlanif100
ip address 10.0.0.2 255.255.255.0
ospf enable 1 area 0.0.0.0

interface MEth0/0/1

interface GigabitEthernet0/0/1
port link-type access
port default vlan 100

interface GigabitEthernet0/0/2
port link-type trunk
port trunk allow-pass vlan 10 20

interface GigabitEthernet0/0/3
port link-type trunk
port trunk allow-pass vlan 10 20

ospf 1 router-id 2.2.2.2
area 0.0.0.0

sw2

vlan batch 10 20 200

stp instance 1 root secondary
stp instance 2 root primary
dhcp enable

ip relay address cycle

diffserv domain default

stp region-configuration
region-name a
instance 1 vlan 10
instance 2 vlan 20
active region-configuration

drop-profile default

dhcp server group vlan10
dhcp-server 10.0.0.1 0
dhcp-server 10.0.1.1 1

interface Vlanif10
ip address 192.168.10.2 255.255.255.0
vrrp vrid 10 virtual-ip 192.168.10.254
ospf enable 1 area 0.0.0.0
dhcp select relay
dhcp relay server-select vlan10

interface Vlanif20
ip address 192.168.20.2 255.255.255.0
vrrp vrid 20 virtual-ip 192.168.20.254
vrrp vrid 20 priority 105
vrrp vrid 20 track interface GigabitEthernet0/0/1 reduced 60
vrrp vrid 20 track interface GigabitEthernet0/0/2 reduced 60
ospf enable 1 area 0.0.0.0
dhcp select relay
dhcp relay server-select vlan10

interface Vlanif200
ip address 10.0.1.2 255.255.255.0
ospf enable 1 area 0.0.0.0

interface MEth0/0/1

interface GigabitEthernet0/0/1
port link-type access
port default vlan 200

interface GigabitEthernet0/0/2
port link-type trunk
port trunk allow-pass vlan 10 20

interface GigabitEthernet0/0/3
port link-type trunk
port trunk allow-pass vlan 10 20

ospf 1 router-id 3.3.3.3
area 0.0.0.0