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configure GRE and DMVPN on three sites HUB conf t int tunnel 0 no ip split-horizon tunnel source s2/0 tunnel mode gre multipoint tunnel key 1234 ip nhrp network-id 1 ip nhrp authentication asdfasdf ip nhrp map multicast dynamic ip add 192.168.0.1 255.255.255.0 ip mtu 1400 ip tcp adjust-mss 1360 exit SPOKE 01 (R2) conf t int tunnel 0...

see all messages (u all - to cancel) debug eigrp packets debug eigrp packets query block sending on the interface: passive-interface eth0/1 block sending on all: router eigrp 90  variance 2  network 10.1.0.0 0.0.255.255  network 172.30.0.0  network 192.168.1.0  passive-interface default ←  no passive-interface Serial2/0  no passive-inter...

conf t int loo0 ip add 10.1.1.1 255.255.255.255 int loo1 ip add 10.1.2.1 255.255.255.255 int loo2 ip add 10.1.3.1 255.255.255.255 end wr HQ conf t int s2/0 encapsulation frame-relay no sh int s2/0.102 point-to-point ip address 10.1.102.1 255.255.255.252 frame-relay interface-dlci 102 int s2/0.103 point-to-point ip address 10.1.103.1 255.2...

configure BGP on the router R5 (ISP) conf t router bgp 6500 neighbor 10.1.45.1 remote-as 5500 R4 conf t router bgp 5500 neighbor 10.1.45.1 remote-as 6500  IBGP configuration R1 conf t int loopback 0 ip add 1.1.1.1 255.255.255.255 ! router bgp 5500 neighbor 4.4.4.4 update-source loopback 0 ! ``` R4 conf t int loopback 0 ip add 4.4.4.4 25...