R2#sh run
Building configuration...

Current configuration : 897 bytes
!
version 12.1
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname R2
!
!
!
!
!
!
ip subnet-zero
ip tcp synwait-time 5
no ip domain-lookup
!
!
!
!
!
!
interface Ethernet0
 ip address 161.8.136.2 255.255.255.128
!
interface Serial0
 ip address 202.21.8.145 255.255.255.248
 encapsulation frame-relay
 frame-relay map ip 202.21.8.146 125 broadcast
 frame-relay map ip 202.21.8.147 123 broadcast
 no frame-relay inverse-arp
 frame-relay lmi-type cisco
!
interface Serial1
 ip address 202.21.8.165 255.255.255.252
 clockrate 64000
!
interface Serial2
 ip address 202.21.8.169 255.255.255.252
 clockrate 64000
!
interface Serial3
 ip address 161.8.140.2 255.255.255.252
 clockrate 64000
!
interface BRI0
 no ip address
 shutdown
 isdn x25 static-tei 0
!
ip classless
ip http server
!
!
!
line con 0
 exec-timeout 0 0
 privilege level 15
 logging synchronous
line aux 0
line vty 0 4
!
end

R2#