BGP基础实验

R1地址与环回

[r1]int g 0/0/0

[r1-GigabitEthernet0/0/0]ip add 12.1.1.1 24

[r1-GigabitEthernet0/0/0]int lo 0

[r1-LoopBack0]ip add 1.1.1.1 24

BGP

[r1]bgp 1

[r1-bgp]router-id 1.1.1.1

[r1-bgp]peer 12.1.1.2 as-number 2

[r1]dis ip routing-table

[r1]bgp 1

[r1-bgp]net 1.1.1.0 24

 

R2地址与环回

[r2]int g0/0/0

[r2-GigabitEthernet0/0/0]ip add 12.1.1.2 24

[r2-GigabitEthernet0/0/0]int lo 0

[r2-LoopBack0]ip add 2.2.2.2 24

[r2-LoopBack0]int g 0/0/1

[r2-GigabitEthernet0/0/1]ip add 23.1.1.1 24

OSPF

[r2]ospf 1 router-id 2.2.2.2

[r2-ospf-1]ar 0

[r2-ospf-1-area-0.0.0.0]net 23.1.1.1 0.0.0.0

[r2-ospf-1-area-0.0.0.0]net 2.2.2.0 0.0.0.255

BGP

bgp 2

router-id 2.2.2.2

peer 12.1.1.1 as-number 1

peer 3.3.3.3 as-number 2

peer 3.3.3.3 connect-interface LoopBack 0

[r2]bgp 2

[r2-bgp]peer 3.3.3.3 next-hop-local

[r2-bgp]peer 4.4.4.4 as 2

[r2-bgp]peer 4.4.4.4 connect-interface lo 0

[r2-bgp]peer 5.5.5.5 as 2

[r2-bgp]peer 5.5.5.5 connect-interface lo 0

[r2-bgp]peer 5.5.5.5 next-hop-local

[r2-bgp