EIGRP - Routing Protocols and Concepts - page 462

!The passive-interface command should use FastEthernet0/0
network 172.18.64.0
!The mask 0.0.63.255 is missing from the network statement for 172.18.64.0
network 209.165.202.128 0.0.0.3
network 209.165.202.132 0.0.0.3
no auto-summary
!
ip classless
!
!
!
!
line con 0
line vty 0 4
login
!
!
end
Corrected script:
hostname HQ
!
!
no ip domain-lookup
!
interface FastEthernet0/0
ip address 172.18.64.1 255.255.192.0
duplex auto
speed auto
no shutdown
!
interface Serial0/0/0
ip address 209.165.202.129 255.255.255.252
no shutdown
!
interface Serial0/0/1
ip address 209.165.202.133 255.255.255.252
clock rate 64000
no shutdown
!
router eigrp 1
passive-interface FastEthernet0/0
network 172.18.64.0 0.0.63.255
network 209.165.202.128 0.0.0.3
network 209.165.202.132 0.0.0.3
no auto-summary
!
ip classless
!
!