中心站点R3
[R3]int t0/0/0
[R3-Tunnel0/0/0]ip address 172.16.0.129 29
[R3-Tunnel0/0/0]tunnel-protocol gre p2mp
[R3-Tunnel0/0/0]source 34.1.1.1
Oct 10 2020 16:10:20-08:00 R3 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol IP
on the interface Tunnel0/0/0 has entered the UP state.
[R3-Tunnel0/0/0]nhrp entry multicast dynamic
[R3-Tunnel0/0/0]nhrp network-id 100
分支站点R5/6/7
[R5]int t0/0/0
[R5-Tunnel0/0/0]ip address 172.16.0.130 29
[R5-Tunnel0/0/0]tunnel-protocol gre p2mp
[R5-Tunnel0/0/0]nhrp entry 172.16.0.129 34.1.1.1 register
[R5-Tunnel0/0/0]nhrp network-id 100
[R5-Tunnel0/0/0]source g0/0/0
Oct 10 2020 16:17:18-08:00 R5 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol IP
on the interface Tunnel0/0/0 has entered the UP state.