! Listing 7.3: Backup hub router using EIGRP everywhere
!
!Copyright (C) 2001 by Vincent C Jones. All Rights Reserved.


version 11.0
!
hostname HubBackup
!
username Spoke101 password secret101
username Spoke102 password secret102
username Spoke103 password secret103
username Spoke104 password secret104
! . . .  Logins for other spokes which could call in
!
isdn switch-type primary-dms100
!
controller T1 2/0
 framing esf
 linecode b8zs
 pri-group timeslots 1-24
!
interface Ethernet0/0
 description Primary data center LAN
 ip address 10.0.64.2 255.255.192.0
!
interface Ethernet0/1
 description Secondary (backup) data center LAN
 ip address 10.0.128.2 255.255.192.0
!
!
interface Serial2/0:23
 description Dial backup call-in support
 ip address 10.0.192.1 255.255.192.0
 bandwidth 56
 delay 5000
 ip tcp header-compression passive
 encapsulation ppp
 no keepalive
 isdn caller 2015550101
 isdn caller 2015550102
 isdn caller 2015550103
! . . . Other numbers from which calls will be accepted go here
 dialer idle-timeout 300
 dialer map ip 10.0.192.101 name Spoke101 broadcast
 dialer map ip 10.0.192.102 name Spoke102 broadcast
 dialer map ip 10.0.192.103 name Spoke103 broadcast
 dialer map ip 10.0.192.104 name Spoke104 broadcast
! . . . Dialer maps for other spokes which could call in
 dialer-group 1
 ppp authentication chap
!
router eigrp 1
 network 10.0.0.0
 distribute-list 11 out Serial2/0:23
 no auto-summary
!
ip classless
access-list 11 permit 10.0.192.0 0.0.63.255
access-list 11 deny   any
access-list 102 deny   eigrp any any
access-list 102 permit ip any any
!
dialer-list 1 protocol ip list 102
!
end