hostname Hub1
 !
 crypto isakmp policy 1
  authentication pre-share
 crypto isakmp key cisco47 address 0.0.0.0 0.0.0.0
 !
 crypto ipsec transform-set trans2 esp-des esp-md5-hmac
  mode transport
 !
 crypto ipsec profile vpnprof
  set transform-set trans2
 !
 interface Tunnel0
  bandwidth 1000
  ip address 10.0.0.1 255.255.255.0
  no ip redirects
  ip mtu 1400
  ip nhrp authentication test
  ip nhrp map multicast dynamic
  ip nhrp network-id 100000
  ip nhrp holdtime 600 
  ip nhrp redirect
  delay 1000
  tunnel source GigabitEthernet0/1
  tunnel mode gre multipoint
  tunnel key 100000
  tunnel protection ipsec profile vpnprof
  ip ospf priority 2
  ip ospf network broadcast
  ip ospf cost 10
 !
 interface GigabitEthernet0/1
  ip address 10.64.1.1 255.255.255.0
  no shutdown
 !
 interface GigabitEthernet0/0
  ip address 10.11.1.20 255.255.255.0
  no shutdown
 !
 router ospf 1
  network 10.0.0.0 0.0.0.255 area 1
  network 10.11.1.0 0.0.0.255 area 1