RipV2 + Default Route
 

can someone tell me why the router 2 configure the default route but cannot ping to ISP successfully without configure the default route to the router 2.

i need someone to help me!.

router 2
interface Loopback1
ip address 172.20.0.1 255.255.224.0
!
interface Loopback2
ip address 172.20.32.1 255.255.224.0
!
interface Loopback3
ip address 172.20.64.1 255.255.224.0
!
interface FastEthernet0/0
no ip address
duplex auto
speed auto
shutdown
!
interface FastEthernet0/1
no ip address
duplex auto
speed auto
shutdown
!
interface Serial0/0/0
ip address 172.20.119.66 255.255.255.252
!
interface Serial0/0/1
ip address 209.165.10.9 255.255.255.252
clock rate 64000
!
interface Vlan1
no ip address
shutdown
!
router rip
version 2
network 172.20.0.0
default-information originate
no auto-summary
!
ip classless
ip route 0.0.0.0 0.0.0.0 Serial0/0/1





ISP

interface FastEthernet0/0
ip address 209.165.10.65 255.255.255.224
duplex auto
speed auto
!
interface FastEthernet0/1
no ip address
duplex auto
speed auto
shutdown
!
interface Serial0/0/0
no ip address
clock rate 2000000
shutdown
!
interface Serial0/0/1
ip address 209.165.10.10 255.255.255.252
!
interface Vlan1
no ip address
shutdown
!
ip classless
ip route 172.20.0.0 255.255.128.0 Serial0/0/1

which IP are you trying to ping? if default route is not present

Ping only get successful when there is reverse transition.. else it will drop