CCNA 4: Ejercicio 1.5.1

Solución de los Switches y routers del ejercicio 1.5.1:

Router CENTRAL:

CENTRAL#sh run
Building configuration...

Current configuration : 968 bytes
!
version 12.3
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname CENTRAL
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
no ip domain-lookup
!

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
 description Link to BRANCH
 ip address 10.1.1.2 255.255.255.252
!
interface Serial0/0/1
 description Link to ISP
 ip address 209.165.200.226 255.255.255.252
 clock rate 64000
!
interface Vlan1
 no ip address
 shutdown
!
router ospf 1
 log-adjacency-changes
 passive-interface Serial0/0/1
 network 10.1.1.0 0.0.0.3 area 0
 default-information originate
!
ip classless
ip route 0.0.0.0 0.0.0.0 Serial0/0/1
!
banner motd ^CAUTHORIZED ACCESS ONLY^C
!
line con 0
 password cisco
 login
line vty 0 4
 password cisco
 login
!
end

Router BRANCH:

Router#sh run
Building configuration...

Current configuration : 1575 bytes
!
version 12.4
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname Router
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
interface FastEthernet0/0
 no ip address
 duplex auto
 speed auto
!
interface FastEthernet0/0.1
 encapsulation dot1Q 1
 ip address 172.17.1.1 255.255.255.0
!
interface FastEthernet0/0.10
 encapsulation dot1Q 10
 ip address 172.17.10.1 255.255.255.0
!
interface FastEthernet0/0.20
 encapsulation dot1Q 20
 ip address 172.17.20.1 255.255.255.0
!
interface FastEthernet0/0.30
 encapsulation dot1Q 30
 ip address 172.17.30.1 255.255.255.0
!
interface FastEthernet0/0.99
 encapsulation dot1Q 99 native
 ip address 172.17.99.1 255.255.255.0
!
interface FastEthernet0/1
 no ip address
 duplex auto
 speed auto
 shutdown
!
interface Serial0/0/0
 ip address 10.1.1.1 255.255.255.252
 clock rate 64000
!
interface Serial0/0/1
 no ip address
 shutdown
!
interface Vlan1
 no ip address
 shutdown
!
router ospf 1
 log-adjacency-changes
 passive-interface FastEthernet0/0.1
 passive-interface FastEthernet0/0.10
 passive-interface FastEthernet0/0.20
 passive-interface FastEthernet0/0.30
 passive-interface FastEthernet0/0.99
 network 10.1.1.0 0.0.0.3 area 0
 network 172.17.1.0 0.0.0.255 area 0
 network 172.17.10.0 0.0.0.255 area 0
 network 172.17.20.0 0.0.0.255 area 0
 network 172.17.30.0 0.0.0.255 area 0
 network 172.17.99.0 0.0.0.255 area 0
!
ip classless
!
line con 0
 password cisco
 login
line vty 0 4
 password cisco
 login
!
!
!
end

Router ISP:

ISP#sh run
Building configuration...

Current configuration : 1076 bytes
!
version 12.3
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname ISP
!
enable secret 5 $1$wTX2$Antawj7kYElq0mN96ZxDK1
enable password cisco
!
interface FastEthernet0/0
 description Link to Web Server
 ip address 209.165.201.1 255.255.255.252
 duplex auto
 speed auto
!
interface FastEthernet0/1
 no ip address
 duplex auto
 speed auto
 shutdown
!
interface Serial0/0/0
 no ip address
 shutdown
!
interface Serial0/0/1
 description Link to CENTRAL
 ip address 209.165.200.225 255.255.255.252
!
interface Vlan1
 no ip address
 shutdown
!
ip classless
ip route 10.1.1.0 255.255.255.252 Serial0/0/1
ip route 172.17.1.0 255.255.255.0 Serial0/0/1
ip route 172.17.10.0 255.255.255.0 Serial0/0/1
ip route 172.17.20.0 255.255.255.0 Serial0/0/1
ip route 172.17.30.0 255.255.255.0 Serial0/0/1
ip route 172.17.99.0 255.255.255.0 Serial0/0/1
!
banner motd ^C
AUTHORIZED ACCESS ONLY^C
!
line con 0
 password cisco
 login
line vty 0 4
 password cisco
 login
!
end

Switch S1:

S1#sh run
Building configuration...

Current configuration : 1511 bytes
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname S1
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
!
spanning-tree vlan 1,10,20,30,99 priority 4096
!
interface FastEthernet0/1
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/2
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/3
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/4
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/5
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/6
!
interface FastEthernet0/7
!
interface FastEthernet0/8
!
interface FastEthernet0/9
!
interface FastEthernet0/10
!
interface FastEthernet0/11
!
interface FastEthernet0/12
!
interface FastEthernet0/13
!
interface FastEthernet0/14
!
interface FastEthernet0/15
!
interface FastEthernet0/16
!
interface FastEthernet0/17
!
interface FastEthernet0/18
!
interface FastEthernet0/19
!
interface FastEthernet0/20
!
interface FastEthernet0/21
!
interface FastEthernet0/22
!
interface FastEthernet0/23
!
interface FastEthernet0/24
!
interface GigabitEthernet1/1
!
interface GigabitEthernet1/2
!
interface Vlan1
 no ip address
 shutdown
!
interface Vlan99
 ip address 172.17.99.11 255.255.255.0
!
ip default-gateway 172.17.99.1
!
!
line con 0
 password cisco
 login
!
line vty 0 4
 password cisco
 login
line vty 5 15
 login
!
!
end

Switch S2:

S2#sh run
Building configuration...

Current configuration : 2377 bytes
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname S2
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
!
!
interface FastEthernet0/1
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/2
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/3
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/4
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/5
!
interface FastEthernet0/6
 switchport access vlan 30
 switchport mode access
!
interface FastEthernet0/7
 switchport access vlan 30
 switchport mode access
!
interface FastEthernet0/8
 switchport access vlan 30
 switchport mode access
!
interface FastEthernet0/9
 switchport access vlan 30
 switchport mode access
!
interface FastEthernet0/10
 switchport access vlan 30
 switchport mode access
!
interface FastEthernet0/11
 switchport access vlan 10
 switchport mode access
!
interface FastEthernet0/12
 switchport access vlan 10
 switchport mode access
!
interface FastEthernet0/13
 switchport access vlan 10
 switchport mode access
!
interface FastEthernet0/14
 switchport access vlan 10
 switchport mode access
!
interface FastEthernet0/15
 switchport access vlan 10
 switchport mode access
!
interface FastEthernet0/16
 switchport access vlan 10
 switchport mode access
!
interface FastEthernet0/17
 switchport access vlan 10
 switchport mode access
!
interface FastEthernet0/18
 switchport access vlan 20
 switchport mode access
!
interface FastEthernet0/19
 switchport access vlan 20
 switchport mode access
!
interface FastEthernet0/20
 switchport access vlan 20
 switchport mode access
!
interface FastEthernet0/21
 switchport access vlan 20
 switchport mode access
!
interface FastEthernet0/22
 switchport access vlan 20
 switchport mode access
!
interface FastEthernet0/23
 switchport access vlan 20
 switchport mode access
!
interface FastEthernet0/24
 switchport access vlan 20
 switchport mode access
!
interface GigabitEthernet1/1
!
interface GigabitEthernet1/2
!
interface Vlan1
 no ip address
 shutdown
!
interface Vlan99
 ip address 172.17.99.12 255.255.255.0
!
ip default-gateway 172.17.99.1
!
!
line con 0
 password cisco
 login
!
line vty 0 4
 password cisco
 login
line vty 5 15
 login
!
!
end

Switch S3:

S3#sh run
Building configuration...

Current configuration : 1408 bytes
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname S3
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
!
!
interface FastEthernet0/1
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/2
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/3
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/4
 switchport trunk native vlan 99
 switchport mode trunk
!
interface FastEthernet0/5
!
interface FastEthernet0/6
!
interface FastEthernet0/7
!
interface FastEthernet0/8
!
interface FastEthernet0/9
!
interface FastEthernet0/10
!
interface FastEthernet0/11
!
interface FastEthernet0/12
!
interface FastEthernet0/13
!
interface FastEthernet0/14
!
interface FastEthernet0/15
!
interface FastEthernet0/16
!
interface FastEthernet0/17
!
interface FastEthernet0/18
!
interface FastEthernet0/19
!
interface FastEthernet0/20
!
interface FastEthernet0/21
!
interface FastEthernet0/22
!
interface FastEthernet0/23
!
interface FastEthernet0/24
!
interface GigabitEthernet1/1
!
interface GigabitEthernet1/2
!
interface Vlan1
 no ip address
 shutdown
!
interface Vlan99
 ip address 172.17.99.13 255.255.255.0
!
ip default-gateway 172.17.99.1
!
!
line con 0
 password cisco
 login
!
line vty 0 4
 password cisco
 login
line vty 5 15
 login
!
!
end