Verification of Fabric Underlay Configuration on the Migrated 5-stage Clos Fabric

Complete the following configuration on SLX devices:

Spine
SP1# show running-config router bgp                      
router bgp                                                
 local-as 64512                                           
 capability as4-enable                                    
 fast-external-fallover                                   
 neighbor POD-SP-1-leaf-group peer-group                  
 neighbor POD-SP-1-leaf-group description To Leaf         
 neighbor POD-SP-1-leaf-group bfd                         
 neighbor POD-SSP-1-spine-group peer-group                
 neighbor POD-SSP-1-spine-group remote-as 64769           
 neighbor POD-SSP-1-spine-group description To SuperSpine 
 neighbor POD-SSP-1-spine-group bfd                       
 neighbor 10.10.10.32 remote-as 65000                     
 neighbor 10.10.10.32 peer-group POD-SP-1-leaf-group      
 neighbor 10.10.10.34 remote-as 65000                     
 neighbor 10.10.10.34 peer-group POD-SP-1-leaf-group      
 neighbor 10.10.10.44 remote-as 65000                     
 neighbor 10.10.10.44 peer-group POD-SP-1-leaf-group      
 neighbor 10.10.10.46 remote-as 65000                     
 neighbor 10.10.10.46 peer-group POD-SP-1-leaf-group      
 neighbor 10.10.10.65 peer-group POD-SSP-1-spine-group    
 address-family ipv4 unicast                              
  maximum-paths 8                                         
  graceful-restart                                        
 !                                                        
 address-family ipv6 unicast                              
 !                                                        
 address-family l2vpn evpn                                
  graceful-restart                                        
  retain route-target all                                 
  neighbor POD-SSP-1-spine-group encapsulation vxlan      
  neighbor POD-SSP-1-spine-group next-hop-unchanged       
  neighbor POD-SSP-1-spine-group enable-peer-as-check     
  neighbor POD-SSP-1-spine-group activate                 
  neighbor POD-SP-1-leaf-group encapsulation vxlan        
  neighbor POD-SP-1-leaf-group next-hop-unchanged         
  neighbor POD-SP-1-leaf-group enable-peer-as-check       
  neighbor POD-SP-1-leaf-group activate
Super Spine
SSP1# show running-config router bgp                      
router bgp                                                
 local-as 64769                                           
 capability as4-enable                                    
 fast-external-fallover                                   
 neighbor POD-BL-1-leaf-group peer-group                  
 neighbor POD-BL-1-leaf-group description To BorderLeaf   
 neighbor POD-BL-1-leaf-group bfd                         
 neighbor POD-SP-1-spine-group peer-group                 
 neighbor POD-SP-1-spine-group remote-as 64512            
 neighbor POD-SP-1-spine-group description To Spine       
 neighbor POD-SP-1-spine-group bfd                        
 neighbor 10.10.10.49 remote-as 66000                     
 neighbor 10.10.10.49 peer-group POD-BL-1-leaf-group      
 neighbor 10.10.10.51 remote-as 66000                     
 neighbor 10.10.10.51 peer-group POD-BL-1-leaf-group      
 neighbor 10.10.10.53 remote-as 66000                     
 neighbor 10.10.10.53 peer-group POD-BL-1-leaf-group      
 neighbor 10.10.10.55 remote-as 66000                     
 neighbor 10.10.10.55 peer-group POD-BL-1-leaf-group      
 neighbor 10.10.10.56 remote-as 66000                     
 neighbor 10.10.10.56 peer-group POD-BL-1-leaf-group      
 neighbor 10.10.10.58 remote-as 66000                     
 neighbor 10.10.10.58 peer-group POD-BL-1-leaf-group      
 neighbor 10.10.10.61 remote-as 66000                     
 neighbor 10.10.10.61 peer-group POD-BL-1-leaf-group      
 neighbor 10.10.10.63 remote-as 66000                     
 neighbor 10.10.10.63 peer-group POD-BL-1-leaf-group      
 neighbor 10.10.10.64 peer-group POD-SP-1-spine-group     
 neighbor 10.10.10.67 peer-group POD-SP-1-spine-group     
 address-family ipv4 unicast                              
  maximum-paths 8                                         
  graceful-restart                                        
 !                                                        
 address-family ipv6 unicast                              
 !                                                        
 address-family l2vpn evpn                                
  graceful-restart                                        
  retain route-target all                                 
  neighbor POD-BL-1-leaf-group encapsulation vxlan        
  neighbor POD-BL-1-leaf-group next-hop-unchanged         
  neighbor POD-BL-1-leaf-group enable-peer-as-check       
  neighbor POD-BL-1-leaf-group activate                   
  neighbor POD-SP-1-spine-group encapsulation vxlan       
  neighbor POD-SP-1-spine-group next-hop-unchanged        
  neighbor POD-SP-1-spine-group enable-peer-as-check      
  neighbor POD-SP-1-spine-group activate                  
 !                                                        
!
Leaf
L11# show running-config router bgp                       
router bgp                                                
 local-as 65000                                           
 capability as4-enable                                    
 fast-external-fallover                                   
 neighbor POD-SP-1-spine-group peer-group                 
 neighbor POD-SP-1-spine-group remote-as 64512            
 neighbor POD-SP-1-spine-group description To Spine       
 neighbor POD-SP-1-spine-group bfd                        
 neighbor 10.10.10.41 peer-group POD-SP-1-spine-group     
 neighbor 10.10.10.43 peer-group POD-SP-1-spine-group     
 neighbor 10.10.10.45 peer-group POD-SP-1-spine-group     
 neighbor 10.10.10.47 peer-group POD-SP-1-spine-group     
 neighbor 10.20.20.6 remote-as 65000                      
 neighbor 10.20.20.6 next-hop-self                        
 neighbor 10.20.20.6 bfd                                  
 address-family ipv4 unicast                              
  network 172.31.254.73/32                                
  maximum-paths 8                                         
  graceful-restart                                        
 !                                                        
 address-family ipv6 unicast                              
 !                                                        
 address-family l2vpn evpn                                
  graceful-restart                                        
  neighbor POD-SP-1-spine-group encapsulation vxlan       
  neighbor POD-SP-1-spine-group next-hop-unchanged        
  neighbor POD-SP-1-spine-group enable-peer-as-check      
  neighbor POD-SP-1-spine-group activate                  
 !                                                        
!
Boarder Leaf
BL21# show running-config router bgp                      
router bgp                                                
 local-as 66000                                           
 capability as4-enable                                    
 fast-external-fallover                                   
 neighbor POD-BL-1-spine-group peer-group                 
 neighbor POD-BL-1-spine-group description To Spine       
 neighbor POD-BL-1-spine-group bfd                        
 neighbor POD-SSP-1-spine-group peer-group                
 neighbor POD-SSP-1-spine-group remote-as 64769           
 neighbor POD-SSP-1-spine-group description To SuperSpine 
 neighbor POD-SSP-1-spine-group bfd                       
 neighbor 10.10.10.48 peer-group POD-SSP-1-spine-group    
 neighbor 10.10.10.52 peer-group POD-SSP-1-spine-group    
 neighbor 10.10.10.60 peer-group POD-SSP-1-spine-group    
 neighbor 10.10.10.62 peer-group POD-SSP-1-spine-group    
 neighbor 10.20.20.8 remote-as 66000                      
 neighbor 10.20.20.8 next-hop-self                        
 neighbor 10.20.20.8 bfd                                  
 address-family ipv4 unicast                              
  network 172.31.254.106/32                               
  maximum-paths 8                                         
  graceful-restart                                        
 !                                                        
 address-family ipv6 unicast                              
 !                                                        
 address-family l2vpn evpn                                
  graceful-restart                                        
  neighbor POD-SSP-1-spine-group encapsulation vxlan      
  neighbor POD-SSP-1-spine-group next-hop-unchanged       
  neighbor POD-SSP-1-spine-group enable-peer-as-check     
  neighbor POD-SSP-1-spine-group activate                 
  neighbor POD-BL-1-spine-group encapsulation vxlan       
  neighbor POD-BL-1-spine-group next-hop-unchanged        
  neighbor POD-BL-1-spine-group enable-peer-as-check      
  neighbor POD-BL-1-spine-group activate                  
 !                                                        
!