Redes Border Gateway Protocol (BGP): Exercícios Redes de Longa Distância e Alta Velocidade Prof. Dr. Ruy de Oliveira IFMT
Exercício 1: BGP com OSPF no AS trânsito Topologia 2
Exercício 1: configuração R1 R1(config)# int f0/0 R1(config-if# ip address 10.10.5.1 255.255.255.0 R1(config-if)# no shut R1(config)# int f0/1 R1(config-if)# ip address 10.30.10.1 255.255.255.0 R1(config-if)# no shut R1(config)# int lo0 R1(config-if)# ip address 5.5.5.5 255.255.255.255 R1(config-if)# router bgp 10 R1(config-router)# network 5.5.5.5 mask 255.255.255.255 R1(config-router)# network 10.30.10.0 mask 255.255.255.0 R1(config-router)# neighbor 10.10.5.2 remote-as 20 R1(config-router)# end R1 # wr Para verificar as configurações R1# show running-config R1# show ip bgp R1# show ip bgp neighbors R1# show ip bgp neighbor 10.10.5.2 R1# show ip route 3
Exercício 1: configuração das interfaces de R2 R2(config)# int f0/0 R2(config-if)# ip address 10.10.5.2 255.255.255.0 R2(config-if)# no shut R2(config-if)# int f0/1 R2(config-if)# ip address 10.20.1.1 255.255.255.0 R2(config-if)# no shut R2(config)-if)# int f1/1 R2(config-if)# ip address 10.20.3.1 255.255.255.0 R2(config-if)# no shut R2(config-if)# int lo0 R2(config-if)# ip address 1.1.1.1 255.255.255.255 R2(config-if)# exit 4
Exercício 1: configuração de R2: BGP e OSPF R2(config)# router bgp 20 R2(config-router)# network 1.1.1.1 mask 255.255.255.255 R2(config-router)# network 10.10.5.0 mask 255.255.255.0 R2(config-router)# neighbor 10.10.5.1 remote-as 10 R2(config-router)# neighbor 3.3.3.3 remote-as 20 R2(config-router)# neighbor 3.3.3.3 next-hop-self R2(config-router)# neighbor 3.3.3.3 update-source lo0 R2(config-router)# router ospf 1 R2(config-router)# network 1.1.1.1 255.255.255.255 area 0 R2(config-router)# network 10.20.0.0 0.0.255.255 area 0 R2(config-router)# redistribute bgp 20 subnets R2(config-router)# end R2 # wr Para verificar as configurações R2# show running-config R2# show ip bgp R2# show ip bgp neighbors R2# show ip bgp summary R2# show ip route 5
Exercício 1: configuração de R3 R3(config)# int f0/0 R3(config-if)# ip address 10.20.1.2 255.255.255.0 R3(config-if)# no shut R3(config-if)# int f0/1 R3(config-if)# ip address 10.20.2.2 255.255.255.0 R3(config-if)# no shut R3(config-if)# int lo0 R3(config-if)# ip address 2.2.2.2 255.255.255.255 R3(config-if)# router ospf 1 R3(config-router)# network 2.2.2.2 255.255.255.255 area 0 R3(config-router)# network 10.20.0.0 0.0.255.255 area 0 R3(config-router)# end R3# wr 6
Exercício 1: configuração das interfaces de R4 R4(config)# int f0/0 R4(config-if)# ip address 10.20.2.4 255.255.255.0 R4(config-if)# no shut R4(config-if)# int f0/1 R4(config-if)# ip address 172.16.6.5 255.255.255.0 R4(config-if)# no shut R4(config-if)# int f1/1 R4(config-if)# ip address 10.20.4.4 255.255.255.0 R4(config-if)# no shut R4(config-if)# int lo0 R4(config-if)# ip address 3.3.3.3 255.255.255.255 R4(config-if)# exit 7
Exercício 1: configuração de R4: BGP e OSPF R4(config)# router bgp 20 R4(config-router)# network 3.3.3.3 mask 255.255.255.255 R4(config-router)# network 172.16.6.0 mask 255.255.255.0 R4(config-router)# neighbor 172.16.6.6 remote-as 30 R4(config-router)# neighbor 1.1.1.1 remote-as 20 R4(config-router)# neighbor 1.1.1.1 next-hop-self R4(config-router)# neighbor 1.1.1.1 update-source lo0 R4(config-router)# router ospf 1 R4(config-router)# network 3.3.3.3 255.255.255.255 area 0 R4(config-router)# network 10.20.0.0 0.0.255.255 area 0 R4(config-router)# redistribute bgp 20 subnets R4(config-router)# end R4 # wr Para verificar as configurações R4# show ip bgp R4# show ip bgp neighbors R4# show ip bgp summary R4# show ip route 8
Exercício 1: configuração de R5 R5(config)# int f0/0 R5(config-if)# ip address 10.20.3.3 255.255.255.0 R5(config-if)# no shut R5(config-if)# int f0/1 R5(config-if)# ip address 10.10.4.3 255.255.255.0 R5(config-if)# no shut R5(config-if)# int lo0 R5(config-if)# ip address 4.4.4.4 255.255.255.255 R5(config-if)# router ospf 1 R5(config-router)# network 4.4.4.4 255.255.255.255 area 0 R5(config-router)# network 10.20.0.0 0.0.255.255 area 0 R5(config-router)# end R5# wr 9
Exercício 1: configuração R6 R6(config)# int f0/0 R6(config-if# ip address 172.16.6.6 255.255.255.0 R6(config-if)# no shut R6(config)# int f1/0 R6(config-if)# ip address 172.16.10.6 255.255.255.0 R6(config-if)# no shut R6(config)# int lo0 R6(config-if)# ip address 6.6.6.6 255.255.255.255 R6(config-if)# router bgp 30 R6(config-router)# network 6.6.6.6 mask 255.255.255.255 R6(config-router)# network 172.16.10.0 mask 255.255.255.0 R6(config-router)# neighbor 172.16.6.5 remote-as 20 R6(config-router)# end R6 # wr Para verificar as configurações R6# show ip bgp R6# show ip bgp neighbors R6# show ip bgp neighbor 10.10.5.2 R6# show ip route 10
Leitura Complementar http://www.cisco.com/en/us/tech/tk436/tk428/technologies_configuration_example0918 6a00800a6c11.shtml http://www.cisco.com/en/us/docs/ios/12_2/switch/configuration/guide/xcftagov_external _docbase_0900e4b180753c36_4container_external_docbase_0900e4b18075440c.html http://www.h3c.com/portal/technical_support Documents/Technical_Documents/Swit ches/h3c_s9500e_series_switches/configuration/operation_manual/h3c_s9500e_c G-Release1825P01-6W180/09/201302/774601_1285_0.htm 11
Bibliografia Básica 1. Redes de Computadores e a Internet: Uma Abordagem Top- Down, 5ª edição, J. F. Kurose e K. W. Ross, Addison Wesley, 2010. 2. MPLS Fundamentals, Luc De Ghein. Cisco Press, 2006. 3. MPLS and VPN Architectures, Pepelnjak and Guichard, Edition 1, Cisco Press, 2012. 4. Layer 2 VPN Architectures, Dmitry Bokotey, Edition 1, Cisco Press, 2005. 5. Traffic Engineering with MPLS, Osborne and Simha, Edition 1, Cisco Press, 2002. 12