eigrp over nbma network(hub and spoke)

R1
=====

!
interface Loopback1
 ip address 172.16.1.1 255.255.255.0
!
interface Serial0/0
 ip address 192.168.1.1 255.255.255.0
 encapsulation frame-relay
 no ip split-horizon eigrp 1
 frame-relay map ip 192.168.1.2 102 broadcast
 frame-relay map ip 192.168.1.3 103 broadcast
!
router eigrp 1
 network 172.16.1.0 0.0.0.255
 network 192.168.1.0
 no auto-summary
!
line con 0
 exec-timeout 0 0
line aux 0
line vty 0 4
!
!
end



r2
==============

!
interface Loopback1
 ip address 172.16.2.1 255.255.255.0
!
interface Serial0/0
 ip address 192.168.1.2 255.255.255.0
 encapsulation frame-relay
 frame-relay map ip 192.168.1.1 201 broadcast
 frame-relay map ip 192.168.1.3 201 broadcast
!
router eigrp 1
 network 172.16.0.0
 network 192.168.1.0
 no auto-summary
!
line con 0
 exec-timeout 0 0
line aux 0
line vty 0 4
!
!
end

r3

=========

interface Loopback1

 ip address 172.16.3.1 255.255.255.0

!

interface Serial0/0

 ip address 192.168.1.3 255.255.255.0

 encapsulation frame-relay

 frame-relay map ip 192.168.1.1 301 broadcast

 frame-relay map ip 192.168.1.2 301 broadcast

!

router eigrp 1

 network 172.16.0.0

 network 192.168.1.0

 no auto-summary

!

line con 0

 exec-timeout 0 0

line aux 0

line vty 0 4

!

!

end