2020-10-30
1、R1到R6分别配置IP，R1为例
system-view
[Huawei]sysname r1
[r1]interface LoopBack 0
[r1-LoopBack0]ip address 1.1.1.1 24
[r1]interface g0/0/0
[r1-GigabitEthernet0/0/0]ip address 12.1.1.1 24
2、配置IGP
R2 R3 R4 R5之间协议，OSPF
3、配置BGP协议
[r1]bgp 1
[r1-bgp]network 1.1.1.0 24
3、宣告1]R1 R6环回，改下一跳为本地
[r1-bgp]network 1.1.1.0 24
[r6-bgp]network 6.6.6.0 24
[r3-bgp]peer 2.2.2.2 next-hop-local
[r5-bgp]peer 4.4.4.4 next-hop-local
4、在R2上宣告R2 R3 R4 R5的环回，R2 R3 R4 R5改带宽类型
5、