真实工厂项目背景已简化拓扑AF配置OSPF发布默认路由与双活网关通过独立VLAN建立P2P邻居VLAN10/11并启用500ms BFD检测速报死收敛路由双活网关建立M-LAG组系统MAC 0001-0001-0001使用172.16.0.0/30作为Keepalive链路Bridge-Aggregation100作为Peer-Link业务VLAN2010.10.20.0/24通过M-LAG组2,动态聚合向下连接SW3配置DHCP中继指向AF8.8.8.8SW3通过动态聚合链路Bridge-Aggregation1双上行连接M-LAG组。本次实验拓扑AFsys #创建vlan vlan 10 11 #配置ospf ospf 1 router-id 10.100.100.1 default-route-advertise always area 0.0.0.0 network 8.8.8.8 0.0.0.0 network 10.100.100.0 0.0.0.255 network 10.100.101.0 0.0.0.255 #vlanif接口下配置bfd interface Vlan-interface10 ip address 10.100.100.1 255.255.255.0 ospf network-type p2p ospf bfd enable bfd min-transmit-interval 500 bfd min-receive-interval 500 interface Vlan-interface11 ip address 10.100.101.1 255.255.255.0 ospf network-type p2p ospf bfd enable bfd min-transmit-interval 500 bfd min-receive-interval 500 #因为深信服防火墙没有stp interface GigabitEthernet1/0/1 port link-mode bridge port link-type trunk undo port trunk permit vlan 1 port trunk permit vlan 10 combo enable fiber undo stp enable # interface GigabitEthernet1/0/2 port link-mode bridge port link-type trunk undo port trunk permit vlan 1 port trunk permit vlan 11 combo enable fiber undo stp enable #模拟业务 int loo0 ip add 8.8.8.8 32 #配置路由跟踪 quit ip unreachables enable ip ttl-expires enable #配置dhcp服务器 dhcp enable dhcp server ip-pool vlan20 gateway-list 10.10.20.1 network 10.10.20.0 mask 255.255.255.0SW1sys vlan 10 20 #配置m-lag m-lag mad include interface GigabitEthernet1/0/19 m-lag system-mac 0001-0001-0001 m-lag system-number 1 m-lag system-priority 100 m-lag consistency-check disable m-lag keepalive interval 500 m-lag keepalive ip destination 172.16.0.2 source 172.16.0.1 interface GigabitEthernet1/0/19 port link-mode route ip address 172.16.0.1 255.255.255.252 #配置peer-link interface Bridge-Aggregation100 quit interface GigabitEthernet1/0/10 port link-aggregation group 100 interface GigabitEthernet1/0/11 port link-aggregation group 100 interface Bridge-Aggregation100 port link-type trunk undo port trunk permit vlan 1 port trunk permit vlan 2 to 4094 link-aggregation mode dynamic port m-lag peer-link 1 #配置m-lag成员组 interface Bridge-Aggregation2 quit interface GigabitEthernet1/0/3 port link-aggregation group 2 quit interface Bridge-Aggregation2 port link-type trunk port trunk permit vlan 1 20 link-delay down 0 link-aggregation mode dynamic port m-lag group 2 #配置ospf ospf 1 router-id 10.100.100.2 silent-interface Vlan-interface 20 area 0.0.0.0 network 10.100.100.0 0.0.0.255 area 0.0.0.2 network 10.10.20.0 0.0.0.255 interface Vlan-interface10 ip address 10.100.100.2 255.255.255.0 ospf network-type p2p ospf bfd enable bfd min-transmit-interval 500 bfd min-receive-interval 500 #配置业务dhcp中继服务 interface Vlan-interface20 ip address 10.10.20.1 255.255.255.0 mac-address 0001-0002-0001 dhcp select relay dhcp relay server-address 8.8.8.8 #配置dhcp服务 dhcp enableSW2sys vlan 10 20 #配置m-lag m-lag mad include interface GigabitEthernet1/0/19 m-lag system-mac 0001-0001-0001 m-lag system-number 1 m-lag system-priority 100 m-lag consistency-check disable m-lag keepalive interval 500 m-lag keepalive ip destination 172.16.0.1 source 172.16.0.2 interface GigabitEthernet1/0/19 port link-mode route combo enable fiber ip address 172.16.0.2 255.255.255.252 #配置peer-link interface Bridge-Aggregation100 quit interface GigabitEthernet1/0/10 port link-aggregation group 100 interface GigabitEthernet1/0/11 port link-aggregation group 100 interface Bridge-Aggregation100 port link-type trunk undo port trunk permit vlan 1 port trunk permit vlan 2 to 4094 link-aggregation mode dynamic port m-lag peer-link 1 #配置m-lag成员组 interface Bridge-Aggregation2 quit interface GigabitEthernet1/0/3 port link-aggregation group 2 quit interface Bridge-Aggregation2 port link-type trunk port trunk permit vlan 1 20 link-delay down 0 link-aggregation mode dynamic port m-lag group 2 #配置ospf ospf 1 router-id 10.100.100.2 silent-interface Vlan-interface 20 area 0.0.0.0 network 10.100.101.0 0.0.0.255 area 0.0.0.2 network 10.10.20.0 0.0.0.255 interface Vlan-interface11 ip address 10.100.101.3 255.255.255.0 ospf network-type p2p ospf bfd enable bfd min-transmit-interval 500 bfd min-receive-interval 500 #配置业务dhcp中继服务 interface Vlan-interface20 ip address 10.10.20.1 255.255.255.0 mac-address 0001-0002-0001 dhcp select relay dhcp relay server-address 8.8.8.8 #配置dhcp服务 dhcp enableSW3sys vlan 20 #配置链路聚合对接上联的M-LAG interface Bridge-Aggregation1 quit interface GigabitEthernet1/0/3 port link-aggregation group 1 # interface GigabitEthernet1/0/4 port link-aggregation group 1 interface Bridge-Aggregation1 port link-type trunk undo port trunk permit vlan 1 port trunk permit vlan 20 link-delay down 0 link-aggregation mode dynamic #配置PC的接口 interface GigabitEthernet1/0/1 port link-mode bridge port access vlan 20 stp edged-portAF的ospf邻居和路由情况AFdis ospf peer OSPF Process 1 with Router ID 10.100.100.1 Neighbor Brief Information Area: 0.0.0.0 Router ID Address Pri Dead-Time State Interface 10.100.100.2 10.100.100.2 1 31 Full/ - Vlan10 10.100.100.3 10.100.101.3 1 35 Full/ - Vlan11 AFdis ip routing-table protocol ospf Summary count : 5 OSPF Routing table status : Active Summary count : 2 Destination/Mask Proto Pre Cost NextHop Interface 10.10.20.0/24 O_INTER 10 2 10.100.100.2 Vlan10 10.100.101.3 Vlan11 OSPF Routing table status : Inactive Summary count : 3 Destination/Mask Proto Pre Cost NextHop Interface 8.8.8.8/32 O_INTRA 10 0 0.0.0.0 Loop0 10.100.100.0/24 O_INTRA 10 1 0.0.0.0 Vlan10 10.100.101.0/24 O_INTRA 10 1 0.0.0.0 Vlan11