AR1：

[Huawei]bgp 1    
[Huawei-bgp]router-id 1.1.1.1   
[Huawei-bgp]peer 12.1.1.2 as-number 2
[Huawei-bgp]network 10.1.1.1 24---宣告

AR8：

[Huawei]bgp 3
[Huawei-bgp]router-id 8.8.8.8
[Huawei-bgp]peer 78.1.1.7 as-number 2
[Huawei-bgp]network 11.1.1.8 24---宣告

AR2：

[Huawei]bgp 64512
[Huawei-bgp]router-id 2.2.2.2 
[Huawei-bgp]confederation id 2  
[Huawei-bgp]peer 12.1.1.1 as-number 1 
[Huawei-bgp]peer 3.3.3.3 as-number 64512.
May 20 2024 17:17:49-08:00 Huawei %%01BGP/3/STATE_CHG_UPDOWN(l)[3]:The status of
 the peer 12.1.1.1 changed from OPENCONFIRM to ESTABLISHED. (InstanceName=Public
, StateChangeReason=Up)  
[Huawei-bgp]peer 3.3.3.3 connect-interface LoopBack 1
[Huawei-bgp]peer 3.3.3.3 next-hop-local
[Huawei-bgp]confederation peer-as 64513 
[Huawei-bgp]peer 5.5.5.5 as-number 64513
[Huawei-bgp]peer 5.5.5.5 connect-interface LoopBack 1  
[Huawei-bgp]peer 5.5.5.5 ebgp-max-hop 

AR3：

[Huawei]bgp 64512    
[Huawei-bgp]confederation id 2  
[Huawei-bgp]peer 2.2.2.2 as-number 64512    
[Huawei-bgp]peer 2.2.2.2 connect-interface LoopBack 1

[Huawei]bgp 64512 
[Huawei-bgp]confederation id 2 
[Huawei-bgp]peer 4.4.4.4 as-number 64512   
[Huawei-bgp]peer 4.4.4.4 connect-interface LoopBack 1
[Huawei-bgp]peer 4.4.4.4 next-hop-local 
[Huawei-bgp]peer 4.4.4.4 reflect-client 

AR5：

[Huawei]bgp 64513

[Huawei-bgp]router 5.5.5.5

[Huawei-bgp]confederation id 2

[Huawei-bgp]confederation peer-as 64512

[Huawei-bgp]peer 2.2.2.2 as-number 64512

[Huawei-bgp]peer 2.2.2.2 connect-interface LoopBack 1

[Huawei-bgp]peer 2.2.2.2 ebgp-max-hop

[Huawei-bgp]peer 6.6.6.6 as-number 64513

[Huawei-bgp]peer 6.6.6.6 connect-interface LoopBack 1

[Huawei-bgp]peer 6.6.6.6 next-hop-local

 AR6：

[Huawei]bgp 64513
[Huawei-bgp]confederation id 2
[Huawei-bgp]peer 5.5.5.5 as-number 64513    
[Huawei-bgp]peer 5.5.5.5 connect-interface LoopBack 1    
[Huawei-bgp]peer 5.5.5.5 next-hop-local ----与AR5建立邻居关系  
[Huawei-bgp]peer 7.7.7.7 as-number 64513  
[Huawei-bgp]peer 7.7.7.7 connect-interface LoopBack 1 
[Huawei-bgp]peer 7.7.7.7 next-hop-local 
[Huawei-bgp]peer 6.6.6.6 reflect-client 

AR7：

[Huawei]bgp 64513  
[Huawei-bgp]confederation id 2   
[Huawei-bgp]router-id 7.7.7.7   
[Huawei-bgp]peer 78.1.1.8 as-number 3
[Huawei-bgp]peer 6.6.6.6 as-number 64513  
[Huawei-bgp]peer 6.6.6.6 connect-interface LoopBack 1 
[Huawei-bgp]peer 6.6.6.6 next-hop-local  

[Huawei-bgp]confederation peer-as 64512
[Huawei-bgp]peer 4.4.4.4 as-number 64512   
[Huawei-bgp]peer 4.4.4.4 connect-interface LoopBack 1 
[Huawei-bgp]peer 4.4.4.4 ebgp-max-hop 

AR4：

[Huawei]bgp 64512
[Huawei-bgp]confederation id 2   
[Huawei-bgp]peer 3.3.3.3 as-number 64512 
[Huawei-bgp]peer 3.3.3.3 connect-interface LoopBack 1  
[Huawei-bgp]peer 3.3.3.3 next-hop-local 
[Huawei-bgp]confederation peer-as 64513    
[Huawei-bgp]peer 7.7.7.7 as-number 64513   
[Huawei-bgp]peer 7.7.7.7 connect-interface LoopBack 1
[Huawei-bgp]peer 7.7.7.7 ebgp-max-hop 

AR2：汇总

[Huawei]ip route-static 172.16.192.0 19 NULL 0  
[Huawei]bgp 64512   
[Huawei-bgp]network 172.16.192.0 19 

AR7：宣告

[Huawei-bgp]network 172.16.192.0 19

利用tunnel隧道使192.168.1.0和192.168.2.0能够相互访问：

AR1:  

[Huawei-Tunnel0/0/1]ip address 18.18.18.1 24 
[Huawei-Tunnel0/0/1]tunnel-protocol gre
[Huawei-Tunnel0/0/1]source 10.1.1.1

[Huawei-Tunnel0/0/1]destination 11.1.1.8
[Huawei]ip route-static 192.168.1.1 24  18.18.18.8 

AR2：

[Huawei-Tunnel0/0/1]ip address 18.18.18.8 24 
[Huawei-Tunnel0/0/1]tunnel-protocol gre
[Huawei-Tunnel0/0/1]source 11.1.1.8

[Huawei-Tunnel0/0/1]destination 10.1.1.1
[Huawei]ip route-static 192.168.2.8 24  18.18.18.1