Caso estudio ccna1

Topologia


Topologia
Fase 1 – Indirizzamento IP


Schema riepilogativo indirizzamento
Fase 2 – Configurazione dei Router e OSPF
Configurazione Router Limerick
enable
conf t
hostname Limerick
banner motd # Router Limerick - Accesso limitato #

line console 0
password cisco
login
exit

line vty 0 4
password cisco
login
exit

enable secret class
ip subnet-zeroint lo0
ip address 10.10.10.252 255.255.255.255
description Interfaccia Loopback0/0 – ID OSPF
no shutdown
exit

int s0
ip address 172.16.8.245 255.255.255.252
description Interfaccia Serial0/0 – DCE verso Belfast Serial0/1
clock rate 2000000
ip ospf message-digest-key 1 md5 7 ospfauth
no shutdown
exit

router ospf 1
network 10.10.10.0 0.0.0.255 area 0
network 172.16.8.244 0.0.0.3area 0
area 0 authentication message-digest
exit

Configurazione Router Belfast
enable
conf t
hostname Belfast
banner motd # Router Belfast - Accesso limitato #

line console 0
password cisco
login
exit

line vty 0 4
password cisco
login
exit

enable secret class
ip subnet-zero

access-list 1 permit 172.16.0.0 0.0.255.255
access-list 1 deny any

ip nat pool public192.168.1.6 192.168.1.6 netmask 255.255.255.252
ip nat source list 1 pool public overload
ip nat translation timeout 120
int lo0

ip address 10.10.10.254 255.255.255.255
description Interfaccia Loopback0/0 – ID OSPF
no shutdown
exit

int s0
ip address 172.16.8.241 255.255.255.252
description Interfaccia Serial0/0 – DCE verso Cork Serial0/1
clock rate 2000000
ip ospf message-digest-key 1 md5 7ospfauth
ip nat inside
no shutdown
exit

int s1
ip address 172.16.8.246 255.255.255.252
description Interfaccia Serial0/1 – DTE verso Limerick Serial0/0
ip ospf message-digest-key 1 md5 7 ospfauth
ip nat inside
no shutdown
exit

int e0
ip address 10.0.0.1 255.0.0.0
description Interfaccia Ethernet0/0 – Connessione verso ISP
ip nat outside
no shutdown
exit

router ospf 1network 10.10.10.0 0.0.0.255 area 0
network 172.16.8.240 0.0.0.3 area 0
network 172.16.8.244 0.0.0.3 area 0
default-information originate
area 0 authentication message-digest
exit

ip route 0.0.0.0 0.0.0.0 e0

Configurazione Router Cork
enable
conf t
hostname Cork
banner motd # Router Cork - Accesso limitato #

line console 0
password cisco
login
exit

line vty 0 4
password ciscologin
exit

enable secret class
ip subnet-zero

int lo0
ip address 10.10.10.253 255.255.255.255
description Interfaccia Loopback0/0 – ID OSPF
no shutdown
exit

int s1
ip address 172.16.8.242 255.255.255.252
description Interfaccia Serial0/1 – DTE verso Belfast Serial0/0
ip ospf message-digest-key 1 md5 7 ospfauth
no shutdown
exit

int s0
ip address 172.16.8.249255.255.255.252
description Interfaccia Serial0/0 – DTE verso FrameRelay
encapsulation frame-relay
frame-relay inverse-arp
frame-relay local-dlci 16
frame-relay map ip 172.16.8.250 17 broadcast
bandwidth 64
no shutdown
exit

int e1.1
encapsulation dot1Q
ip address 172.16.4.1 255.255.255.0
description Interfaccia Ethernet0/1.1 – Gateway per VLAN1
no shutdown
exit

int e1.2
encapsulation dot1Qip address 172.16.5.1 255.255.255.0
description Interfaccia Ethernet0/1.2 – Gateway per VLAN2
no shutdown
exit

int e1.3
encapsulation dot1Q
ip address 172.16.6.1 255.255.255.0
description Interfaccia Ethernet0/1.3 – Gateway per VLAN3
no shutdown
exit

router ospf 1
network 10.10.10.0 0.0.0.255 area 0
network 172.16.8.240 0.0.0.3 area 0
network 172.16.4.0 0.0.0.255 area 0
network172.16.5.0 0.0.0.255 area 0
network 172.16.6.0 0.0.0.255 area 0
area 0 authentication message-digest
redistribute rip subnets
exit

router rip
version 2
network 172.16.8.248
redistribute ospf 1 match internal external 1 external 2
default-metric 17

Configurazione Router Galway
enable
conf t
hostname Galway
banner motd # Router Galway - Accesso limitato #

line console 0...