R4#sh run
Building configuration...

Current configuration : 1188 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R4
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
memory-size iomem 5
no ip icmp rate-limit unreachable
ip cef
!
!
!
!
no ip domain lookup
ip auth-proxy max-nodata-conns 3
ip admission max-nodata-conns 3
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
ip tcp synwait-time 5
!
!
!
!
!
interface FastEthernet0/0
 ip address 223.64.88.1 255.255.255.252
 duplex auto
 speed auto
!
interface Serial0/0
 no ip address
 shutdown
 clock rate 2000000
!
interface FastEthernet0/1
 ip address 192.168.31.2 255.255.255.252
 duplex auto
 speed auto
!
interface Serial0/1
 no ip address
 shutdown
 clock rate 2000000
!
interface Serial0/2
 no ip address
 shutdown
 clock rate 2000000
!
router eigrp 11
 network 192.168.31.0
 network 223.64.88.0
 no auto-summary
!
ip forward-protocol nd
!
!
no ip http server
no ip http secure-server
!
no cdp log mismatch duplex
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
!
line con 0
 exec-timeout 0 0
 privilege level 15
 logging synchronous
line aux 0
 exec-timeout 0 0
 privilege level 15
 logging synchronous
line vty 0 4
 login
!
!
end

R4#

R4#show ip eigrp 11 topology
IP-EIGRP Topology Table for AS(11)/ID(223.64.88.1)
Codes: P - Passive, A - Active, U - Update, Q - Query, R - Reply,
       r - reply Status, s - sia Status

P 10.0.0.0/8, 1 successors, FD is 307200
        via 192.168.31.1 (307200/281600), FastEthernet0/1
P 10.68.96.0/30, 1 successors, FD is 358400
        via 223.64.88.2 (358400/332800), FastEthernet0/0
P 192.168.31.0/30, 1 successors, FD is 281600
        via Connected, FastEthernet0/1
P 192.168.31.0/24, 1 successors, FD is 384000
        via 223.64.88.2 (384000/358400), FastEthernet0/0, serno 70
P 172.16.54.0/30, 2 successors, FD is 332800
        via 192.168.31.1 (332800/307200), FastEthernet0/1
        via 223.64.88.2 (332800/307200), FastEthernet0/0
P 184.16.54.0/30, 1 successors, FD is 307200
        via 223.64.88.2 (307200/281600), FastEthernet0/0
P 223.64.88.0/30, 1 successors, FD is 281600
        via Connected, FastEthernet0/0
R4#
R4#show ip eigrp 11 neighbors
IP-EIGRP neighbors for process 11
H   Address                 Interface       Hold Uptime   SRTT   RTO  Q  Seq
                                            (sec)         (ms)       Cnt Num
1   223.64.88.2             Fa0/0             10 00:22:21  163   978  0  199
0   192.168.31.1            Fa0/1             13 00:24:46   78   468  0  76
R4#