bgp基础实验 BGP基础实验实验拓扑及要求IP配置R1interface GigabitEthernet0/0/0ip address 100.1.12.1 255.255.255.0interface GigabitEthernet0/0/1ip address 100.1.13.1 255.255.255.0interface LoopBack0ip address 1.1.1.1 255.255.255.255interface LoopBack1ip address 192.168.1.1 255.255.255.0R2:interface GigabitEthernet0/0/0ip address 100.1.12.2 255.255.255.0interface GigabitEthernet0/0/1ip address 100.1.24.2 255.255.255.0interface LoopBack0ip address 2.2.2.2 255.255.255.255interface LoopBack1ip address 192.168.2.2 255.255.255.0R3:interface GigabitEthernet0/0/0ip address 100.1.13.3 255.255.255.0interface GigabitEthernet0/0/1ip address 100.1.34.3 255.255.255.0interface GigabitEthernet0/0/2ip address 100.1.36.3 255.255.255.0interface LoopBack0ip address 3.3.3.3 255.255.255.255interface LoopBack1ip address 192.168.3.3 255.255.255.0R4:interface GigabitEthernet0/0/0ip address 100.1.24.4 255.255.255.0interface GigabitEthernet0/0/1ip address 100.1.34.4 255.255.255.0interface GigabitEthernet0/0/2ip address 100.1.45.4 255.255.255.0interface GigabitEthernet1/0/0ip address 100.1.47.4 255.255.255.0interface LoopBack0ip address 4.4.4.4 255.255.255.255interface LoopBack1ip address 192.168.4.4 255.255.255.0R5:interface GigabitEthernet0/0/0ip address 100.1.45.5 255.255.255.0interface GigabitEthernet0/0/1interface LoopBack0ip address 5.5.5.5 255.255.255.255interface LoopBack1ip address 192.168.5.5 255.255.255.0R6:interface GigabitEthernet0/0/0ip address 100.1.36.6 255.255.255.0interface GigabitEthernet0/0/1ip address 100.1.67.6 255.255.255.0interface GigabitEthernet0/0/2ip address 100.1.69.6 255.255.255.0interface LoopBack0ip address 6.6.6.6 255.255.255.255interface LoopBack1ip address 192.168.6.6 255.255.255.0R7:interface GigabitEthernet0/0/0ip address 100.1.47.7 255.255.255.0interface GigabitEthernet0/0/1ip address 100.1.67.7 255.255.255.0interface GigabitEthernet0/0/2ip address 100.1.78.7 255.255.255.0interface GigabitEthernet1/0/0ip address 100.1.107.7 255.255.255.0interface LoopBack0ip address 7.7.7.7 255.255.255.255interface LoopBack1ip address 192.168.7.7 255.255.255.0R8:interface GigabitEthernet0/0/0ip address 100.1.78.8 255.255.255.0interface LoopBack0ip address 8.8.8.8 255.255.255.255interface LoopBack1ip address 192.168.8.8 255.255.255.0R9:interface GigabitEthernet0/0/0ip address 100.1.69.9 255.255.255.0interface GigabitEthernet0/0/1ip address 100.1.109.9 255.255.255.0interface LoopBack0ip address 9.9.9.9 255.255.255.255interface LoopBack1ip address 192.168.9.9 255.255.255.0R10:interface GigabitEthernet0/0/0ip address 100.1.107.10 255.255.255.0interface GigabitEthernet0/0/1ip address 100.1.109.10 255.255.255.0interface LoopBack0ip address 10.10.10.10 255.255.255.255interface LoopBack1ip address 192.168.10.10 255.255.255.0配置ospf使AS内部通[R2-ospf-1-area-0.0.0.0]net 2.2.2.2 0.0.0.0[R2-ospf-1-area-0.0.0.0]net 192.168.2.0 0.0.0.255[R2-ospf-1-area-0.0.0.0]net 100.1.24.0 0.0.0.255[R3-ospf-1-area-0.0.0.0]net 3.3.3.3 0.0.0.0[R3-ospf-1-area-0.0.0.0]net 192.168.3.0 0.0.0.255[R3-ospf-1-area-0.0.0.0]net 100.1.34.0 0.0.0.255[R4-ospf-1-area-0.0.0.0]net 4.4.4.4 0.0.0.0[R4-ospf-1-area-0.0.0.0]net 192.168.4.0 0.0.0.255[R4-ospf-1-area-0.0.0.0]net 100.1.24.0 0.0.0.255[R4-ospf-1-area-0.0.0.0]net 100.1.34.0 0.0.0.255[R9-ospf-1-area-0.0.0.0]net 9.9.9.9 0.0.0.0[R9-ospf-1-area-0.0.0.0]net 192.168.9.0 0.0.0.255[R9-ospf-1-area-0.0.0.0]net 100.1.109.0 0.0.0.255[R10-ospf-1-area-0.0.0.0]net 10.10.10.10 0.0.0.0[R10-ospf-1-area-0.0.0.0]net 192.168.10.0 0.0.0.255[R10-ospf-1-area-0.0.0.0]net 100.1.109.0 0.0.0.255Bgp配置[R1]bgp 100[R1-bgp]router-id 1.1.1.1[R1-bgp]peer 100.1.12.2 as 200[R1-bgp]peer 100.1.13.3 as 200[R1-bgp]net 192.168.1.0 255.255.255.0[R2]bgp 200[R2-bgp]peer 100.1.12.1 as 100[R2-bgp]peer 3.3.3.3 as 200[R2-bgp]peer 3.3.3.3 connect-interface l0[R2-bgp]peer 3.3.3.3 next-hop-local[R2-bgp]peer 4.4.4.4 as 200[R2-bgp]peer 4.4.4.4 connect-interface l0[R2-bgp]peer 4.4.4.4 next-hop-local[R2-bgp]net 192.168.2.0 255.255.255.0[R3]bgp 200[R3-bgp]router-id 3.3.3.3[R3-bgp]peer 100.1.13.1 as 100[R3-bgp]peer 100.1.36.6 as 300[R3-bgp]peer 2.2.2.2 as 200[R3-bgp]peer 2.2.2.2 connect-interface l0[R3-bgp]peer 2.2.2.2 next-hop-local[R3-bgp]peer 4.4.4.4 as 200[R3-bgp]peer 4.4.4.4 connect-interface l0[R3-bgp]peer 4.4.4.4 next-hop-local[R3-bgp]net 192.168.3.0 255.255.255.0[R4]bgp 200[R4-bgp]router-id 4.4.4.4[R4-bgp]peer 100.1.45.5 as 300[R4-bgp]peer 100.1.47.7 as 400[R4-bgp]peer 2.2.2.2 as 200[R4-bgp]peer 2.2.2.2 connect-interface l0[R4-bgp]peer 2.2.2.2 next-hop-local[R4-bgp]peer 3.3.3.3 as 200[R4-bgp]peer 3.3.3.3 connect-interface l0[R4-bgp]peer 3.3.3.3 next-hop-local[R4-bgp]net 192.168.4.0 255.255.255.0[R5]bgp 300[R5-bgp]router-id 5.5.5.5[R5-bgp]peer 100.1.45.4 as 200[R5-bgp]net 192.168.5.0 255.255.255.0[R6]bgp 300[R6-bgp]router-id 6.6.6.6[R6-bgp]peer 100.1.36.3 as 200[R6-bgp]peer 100.1.67.7 as 400[R6-bgp]peer 100.1.69.9 as 500[R6-bgp]net 192.168.6.0 255.255.255.0[R7]bgp 400[R7-bgp]route-select[R7-bgp]router-id 7.7.7.7[R7-bgp]peer 100.1.47.4 as 200[R7-bgp]peer 100.1.67.6 as 300[R7-bgp]peer 100.1.78.8 as 500[R7-bgp]peer 100.1.107.10 as 500[R7-bgp]net 192.168.7.0 255.255.255.0[R8]bgp 500[R8-bgp]router-id 8.8.8.8[R8-bgp]peer 100.1.78.7 as 400[R8-bgp]net 192.168.8.0 255.255.255.0[R9]bgp 500[R9-bgp]router-id 9.9.9.9[R9-bgp]peer 100.1.69.6 as 300[R9-bgp]peer 10.10.10.10 as 500[R9-bgp]peer 10.10.10.10 connect-interface l0[R9-bgp]peer 10.10.10.10 next-hop-local[R9-bgp]net 192.168.9.0 255.255.255.0[R10]bgp 500[R10-bgp]router-id 10.10.10.10[R10-bgp]peer 100.1.107.7 as 400[R10-bgp]peer 9.9.9.9 as 500[R10-bgp]peer 9.9.9.9 connect-interface l0[R10-bgp]peer 9.9.9.9 next-hop-local[R10-bgp]net 192.168.10.0 255.255.255.0查看邻居表解决环路问题[R5-bgp]peer 100.1.45.4 allow-as-loop[R6-bgp]peer 100.1.36.3 allow-as-loop[R8-bgp]peer 100.1.78.7 allow-as-loop[R9-bgp]peer 100.1.69.6 allow-as-loop[R10-bgp]peer 100.1.107.7 allow-as-loop全网通测试