Cisco BGP Transit AS Configuration

Cisco BGP Transit AS Configuration

• BGP Transit AS Topology
  
  
  
  
• Configuration Settings Overview
  
  
  • Configure AS10 as Transit AS
    Ping and Traceroute between HOSTA and HOSTB
    
    
  • Enable OSPF in each AS
    
    
  • BGP Advertise
    AS20 : 20.0.2.0/24
    AS30 : 30.0.2.0/24
    
    
• Dynagen Config File / Router Config

  (1)  Dynagen .net file
  
  (2)  R11
  
  (3)  R12
  
  (4)  R13
  
  (5)  R21
  
  (6)  R22
  
  (7)  R31
  
  (8)  R32
  
  (9)  HOSTA
  
  (10) HOSTB
  

• R11,R22,R32 Routing table & BGP table

  R11 : sh ip route
      : sh bgp ipv4 unicast
  R22 : sh ip route
      : sh bgp ipv4 unicast
  R32 : sh ip route
      : sh bgp ipv4 unicast
  
  (1)  R11
  
  (2)  R22
  
  (3)  R32