AR1与AR3连接配置BGP与BFD联动使AR1与AR3的GIG 0/0/0与GIG0/0/1口主备切换。 做BGP属性优化冗余AR1:gig0/0/0:10.3.0.1 gig0/0/1:10.4.0.1 AR2:gig0/0/0:10.3.0.2 gig0/0/1:10.4.0.2 ,我用的神州数码的设备应该怎么具体的配置它
时间: 2023-07-31 18:09:31 浏览: 94
以下是AR1和AR3的BGP和BFD配置示例,以实现Gig0/0/0和Gig0/0/1的冗余切换。
AR1配置:
```
# 配置Gig0/0/0和Gig0/0/1接口
interface GigabitEthernet0/0/0
ip address 10.3.0.1 255.255.255.0
bfd session-name bgp-bfd
bfd interval 300 min_rx 300 multiplier 3
#
interface GigabitEthernet0/0/1
ip address 10.4.0.1 255.255.255.0
bfd session-name bgp-bfd
bfd interval 300 min_rx 300 multiplier 3
#
# 配置BGP
bgp 65001
undo synchronization
peer 10.3.0.2 as-number 65002
peer 10.3.0.2 connect-interface GigabitEthernet0/0/0
peer 10.3.0.2 ebgp-max-hop 255
peer 10.3.0.2 bfd
peer 10.4.0.2 as-number 65002
peer 10.4.0.2 connect-interface GigabitEthernet0/0/1
peer 10.4.0.2 ebgp-max-hop 255
peer 10.4.0.2 bfd
#
# 配置静态路由
ip route-static 0.0.0.0 0.0.0.0 10.3.0.2 track 1
ip route-static 0.0.0.0 0.0.0.0 10.4.0.2 track 2
```
AR3配置:
```
# 配置Gig0/0/0和Gig0/0/1接口
interface GigabitEthernet0/0/0
ip address 10.3.0.2 255.255.255.0
bfd session-name bgp-bfd
bfd interval 300 min_rx 300 multiplier 3
#
interface GigabitEthernet0/0/1
ip address 10.4.0.2 255.255.255.0
bfd session-name bgp-bfd
bfd interval 300 min_rx 300 multiplier 3
#
# 配置BGP
bgp 65002
undo synchronization
peer 10.3.0.1 as-number 65001
peer 10.3.0.1 connect-interface GigabitEthernet0/0/0
peer 10.3.0.1 ebgp-max-hop 255
peer 10.3.0.1 bfd
peer 10.4.0.1 as-number 65001
peer 10.4.0.1 connect-interface GigabitEthernet0/0/1
peer 10.4.0.1 ebgp-max-hop 255
peer 10.4.0.1 bfd
#
# 配置静态路由
ip route-static 0.0.0.0 0.0.0.0 10.3.0.1 track 1
ip route-static 0.0.0.0 0.0.0.0 10.4.0.1 track 2
```
在以上配置中,BGP和BFD共同实现了主备切换。当Gig0/0/0或Gig0/0/1接口失效时,BFD将检测到故障,通知BGP,BGP将通过静态路由切换到备用接口。同时,为了避免网络震荡,需要在BGP的路由属性中进行优化,如设置BGP路由的本地优先级、设置路由的metric等。具体配置细节可以参考神州数码设备的官方文档。