sysname R1
interface GigabitEthernet0/0/0
ip address 14.1.1.1 255.255.255.0
rip summary-address 172.16.0.0 255.255.252.0
#
interface GigabitEthernet0/0/1
ip address 12.1.1.1 255.255.255.0
rip authentication-mode md5 usual plain cisco
rip summary-address 172.16.0.0 255.255.252.0
interface LoopBack0
ip address 1.1.1.1 255.255.255.0
#
interface LoopBack1
ip address 172.16.1.1 255.255.255.0
#
interface LoopBack2
ip address 172.16.2.1 255.255.255.0
interface LoopBack3
ip address 172.16.3.1 255.255.255.0
rip 100
version 2
network 172.16.0.0
network 1.0.0.0
network 12.0.0.0
network 14.0.0.0
sysname R2
acl number 2000
rule 5 permit source 7.0.0.0 0
interface GigabitEthernet0/0/0
ip address 12.1.1.2 255.255.255.0
rip authentication-mode md5 usual plain cisco
rip metricin 2000 10
nat server protocol tcp global 2.2.2.3 telnet inside 7.7.7.7 telnet
#
interface GigabitEthernet0/0/1
ip address 23.1.1.1 255.255.255.0
#
interface LoopBack0
ip address 2.2.2.2 255.255.255.0
#
rip 100
version 2
network 12.0.0.0
network 23.0.0.0
network 2.0.0.0
sysname R3
acl number 2000
rule 5 permit source 1.1.1.0 0
rule 10 permit source 172.16.1.0 0
rule 15 permit source 172.16.2.0 0
rule 20 permit source 172.16.3.0 0
rule 25 permit source 172.16.0.0 0
interface GigabitEthernet0/0/0
ip address 23.1.1.2 255.255.255.0
#
interface GigabitEthernet0/0/1
ip address 34.1.1.1 255.255.255.0
rip metricin 2000 5
#
interface LoopBack0
ip address 3.3.3.3 255.255.255.0
#
rip 100
version 2
network 23.0.0.0
network 34.0.0.0
network 3.0.0.0
sysname R4
acl number 2000
rule 5 permit source 12.1.1.0 0
rule 10 permit source 1.1.1.0 0
#
interface GigabitEthernet0/0/2
ip address 46.1.1.1 255.255.255.0
rip version 1
#
interface GigabitEthernet0/0/1
ip address 34.1.1.2 255.255.255.0
#
interface GigabitEthernet0/0/0
ip address 14.1.1.2 255.255.255.0
rip metricin 2000 10
#
interface GigabitEthernet4/0/0
ip address 45.1.1.1 255.255.255.0
#
interface LoopBack0
ip address 4.4.4.4 255.255.255.0
#
rip 100
version 2
network 14.0.0.0
network 34.0.0.0
network 45.0.0.0
network 4.0.0.0
network 46.0.0.0
sysname R5
interface GigabitEthernet0/0/2
ip address 45.1.1.2 255.255.255.0
#
interface LoopBack0
ip address 5.5.5.5 255.255.255.0
#
interface LoopBack1
ip address 100.1.1.1 255.255.255.0
#
rip 100
default-route originate
version 2
network 45.0.0.0
network 5.0.0.0
sysname R6
#
acl number 2000
rule 5 deny source 1.0.0.0 0
rule 10 deny source 172.16.0.0 0
rule 15 permit
#
interface S GigabitEthernet0/0/0
link-protocol ppp
ip address 46.1.1.2 255.255.255.0
#
interface GigabitEthernet0/0/1
ip address 67.1.1.1 255.255.255.0
#
interface LoopBack0
ip address 6.6.6.6 255.255.255.0
#
rip 100
version 1
network 6.0.0.0
network 46.0.0.0
network 67.0.0.0
filter-policy 2000 import Serial4/0/0
#
sysname R7
interface GigabitEthernet0/0/0
ip address 67.1.1.2 255.255.255.0
#
interface LoopBack0
ip address 7.7.7.7 255.255.255.0
#
rip 100
version 1
network 67.0.0.0
network 7.0.0.0