实验拓扑图： 实验要求： 1.BGP宣告和建立邻接关系 2.全网互通运用ospf协议 配置： 1.BGP宣告和建立邻接关系 R1： [R1]int LoopBack 0 [R1-LoopBack0]ip ad [R1-LoopBack0]ip address [R1-LoopBack0]ip address 1.1.1.1 32 [R1-LoopBack0]qu [R1-LoopBack0]quit [R1]int lo [R1]int LoopBack 1 [R1-LoopBack1]ip add [R1-LoopBack1]ip address 2.2.2.2 32 [R1-LoopBack1]qu [R1-LoopBack1]quit [R1]int e [R1]int g [R1]int GigabitEthernet 0/0/0 [R1-GigabitEthernet0/0/0]ip ad [R1-GigabitEthernet0/0/0]ip address [R1-GigabitEthernet0/0/0]ip address 192.168.1.1 24
[R1]bgp 100 [R1-bgp]router-id 1.1.1.1 [R1-bgp]peer 192.168.1.2 as-number 100 [R1-bgp]network 1.1.1.1 32 [R1-bgp]network 2.2.2.2 32
R2： [R2]int GigabitEthernet 0/0/0 [R2-GigabitEthernet0/0/0]ip ad [R2-GigabitEthernet0/0/0]ip address [R2-GigabitEthernet0/0/0]ip address 192.168.1.2 24 Oct 6 2020 12:00:29-08:00 R2 %%01IFNET/4/LINK_STATE(l)[2]:The line protocol IP on the interface GigabitEthernet0/0/0 has entered the UP state. [R2-GigabitEthernet0/0/0]qu [R2-GigabitEthernet0/0/0]quit [R2]int g [R2]int GigabitEthernet 0/0/1 [R2-GigabitEthernet0/0/1]ip ad [R2-GigabitEthernet0/0/1]ip address 192.168.2.1 24
[R2]bgp 100 [R2-bgp]per [R2-bgp]pe [R2-bgp]peer 192.168.1.1 as [R2-bgp]peer 192.168.1.1 as-number 100 [R2-bgp]pe [R2-bgp]peer 192.168.2.2 as [R2-bgp]peer 192.168.2.2 as-number 200
R3： [R3]int GigabitEthernet 0/0/0 [R3-GigabitEthernet0/0/0]ip address 192.168.2.2 24 [R3]bgp 200 [R3-bgp]peer 192.168.2.1 as-number 100
验证： 2.全网互通运用ospf协议 配置： 关闭R1BGP宣告 [R1]ospf 1 router-id 1.1.1.1 [R1-ospf-1]area [R1-ospf-1]area 0 [R1-ospf-1-area-0.0.0.0]ne [R1-ospf-1-area-0.0.0.0]network 1.1.1.1 0.0.0.0 [R1-ospf-1-area-0.0.0.0]network 2.2.2.2 0.0.0.0 [R1-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.255 [R1-ospf-1-area-0.0.0.0] [R1]bgp 100 [R1-bgp]im [R1-bgp]import-route d [R1-bgp]import-route direct
[R2]ospf 1 [R2-ospf-1]ar [R2-ospf-1]area [R2-ospf-1]area 0 [R2-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.255
验证：
