!!! RUNNING CONFIG at the bottom!!!!
!By tasks order!

Router#erase startup-config
Router#reload
Switch#erase startup-config
Switch#delete vlan.dat
Switch#reload
Switch#show flash
------------------------------------------------------
R1 Configuration tasks for R1
service password-encryption
!
hostname R1
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
no ip domain-lookup
!
interface Loopback1
description Loopback1
ip address 172.27.1.1 255.255.255.0
no shutdown
!
interface Loopback2
description Loopback2
ip address 172.27.2.1 255.255.255.0
no shutdown
!
interface Loopback3
description Loopback3
ip address 172.27.3.1 255.255.255.0
no shutdown
!
interface GigabitEthernet0/1
description Link to S1
ip address 172.27.0.1 255.255.255.0
duplex auto
speed auto
no shutdown
!
interface Serial0/0/0
description Link to R2
ip address 172.27.123.1 255.255.255.252
clock rate 128000
no shutdown
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
line con 0
password 7 0822455D0A16
login
!
line aux 0
!
line vty 0 4
password 7 0822455D0A16
login
!
end
------------------------------------------------------
R2 Configuration tasks for R2
service password-encryption
!
hostname R2
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
no ip domain-lookup
!
interface Loopback0
description Link to INTERNET
ip address 209.165.200.225 255.255.255.248
no shutdown
!
interface Serial0/0/0
description Link to R1
ip address 172.27.123.2 255.255.255.252
no shutdown
!
interface Serial0/0/1
description Link to R3
ip address 172.27.123.5 255.255.255.252
clock rate 128000
no shutdown
!
ip route 0.0.0.0 0.0.0.0 Loopback0
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
line con 0
password 7 0822455D0A16
login
!
line aux 0
!
line vty 0 4
password 7 0822455D0A16
login
!
end
------------------------------------------------------
R3 Configuration tasks for R3
service password-encryption
!
hostname R3
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
no ip domain-lookup
!
interface Loopback4
description Loopback4
ip address 172.27.4.1 255.255.255.0
no shutdown
!
interface Loopback5
description Loopback5
ip address 172.27.5.1 255.255.255.0
no shutdown
!
interface Loopback6
description Loopback6
ip address 172.27.6.1 255.255.255.0
no shutdown
!
interface GigabitEthernet0/1
description Link to S3
ip address 172.27.0.3 255.255.255.0
duplex auto
speed auto
no shutdown
!
interface Serial0/0/1
description Link to R2
ip address 172.27.123.6 255.255.255.252
no shutdown
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
line con 0
password 7 0822455D0A16
login
!
line aux 0
!
line vty 0 4
password 7 0822455D0A16
login
!
end
------------------------------------------------------
S1 Configuration tasks for S1
service password-encryption
!
hostname S1
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
no ip domain-lookup
!
interface FastEthernet0/1
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/2
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/3
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/4
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/5
switchport mode access
no shutdown
!
interface FastEthernet0/6
switchport mode access
no shutdown
!
interface FastEthernet0/7
switchport mode access
shutdown
!
interface FastEthernet0/8
switchport mode access
shutdown
!
interface FastEthernet0/9
switchport mode access
shutdown
!
interface FastEthernet0/10
switchport mode access
shutdown
!
interface FastEthernet0/11
switchport mode access
shutdown
!
interface FastEthernet0/12
switchport mode access
shutdown
!
interface FastEthernet0/13
switchport mode access
shutdown
!
interface FastEthernet0/14
switchport mode access
shutdown
!
interface FastEthernet0/15
switchport mode access
shutdown
!
interface FastEthernet0/16
switchport mode access
shutdown
!
interface FastEthernet0/17
switchport mode access
shutdown
!
interface FastEthernet0/18
switchport mode access
shutdown
!
interface FastEthernet0/19
switchport mode access
shutdown
!
interface FastEthernet0/20
switchport mode access
shutdown
!
interface FastEthernet0/21
switchport mode access
shutdown
!
interface FastEthernet0/22
switchport mode access
shutdown
!
interface FastEthernet0/23
switchport mode access
shutdown
!
interface FastEthernet0/24
switchport mode access
shutdown
!
interface GigabitEthernet0/1
switchport mode access
shutdown
!
interface GigabitEthernet0/2
switchport mode access
shutdown
!
interface Vlan1
ip address 172.27.0.11 255.255.255.0
no shutdown
!
ip default-gateway 172.27.0.2
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
line con 0
password 7 0822455D0A16
login
!
line vty 0 15
password 7 0822455D0A16
login
!
end
------------------------------------------------------
S2 Configuration tasks for S2
service password-encryption
!
hostname S2
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
no ip domain-lookup
!
interface FastEthernet0/1
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/2
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/3
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/4
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/5
switchport mode access
shutdown
!
interface FastEthernet0/6
switchport mode access
shutdown
!
interface FastEthernet0/7
switchport mode access
shutdown
!
interface FastEthernet0/8
switchport mode access
shutdown
!
interface FastEthernet0/9
switchport mode access
shutdown
!
interface FastEthernet0/10
switchport mode access
shutdown
!
interface FastEthernet0/11
switchport mode access
shutdown
!
interface FastEthernet0/12
switchport mode access
shutdown
!
interface FastEthernet0/13
switchport mode access
shutdown
!
interface FastEthernet0/14
switchport mode access
shutdown
!
interface FastEthernet0/15
switchport mode access
shutdown
!
interface FastEthernet0/16
switchport mode access
shutdown
!
interface FastEthernet0/17
switchport mode access
shutdown
!
interface FastEthernet0/18
switchport mode access
no shutdown
!
interface FastEthernet0/19
switchport mode access
shutdown
!
interface FastEthernet0/20
switchport mode access
shutdown
!
interface FastEthernet0/21
switchport mode access
shutdown
!
interface FastEthernet0/22
switchport mode access
shutdown
!
interface FastEthernet0/23
switchport mode access
shutdown
!
interface FastEthernet0/24
switchport mode access
shutdown
!
interface GigabitEthernet0/1
switchport mode access
shutdown
!
interface GigabitEthernet0/2
switchport mode access
shutdown
!
interface Vlan1
ip address 172.27.0.12 255.255.255.0
shutdown
!
ip default-gateway 172.27.0.2
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
line con 0
password 7 0822455D0A16
login
!
line vty 0 15
password 7 0822455D0A16
login
!
end
------------------------------------------------------
S3 Configuration tasks for S3
service password-encryption
!
hostname S3
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
no ip domain-lookup
!
interface FastEthernet0/1
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/2
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/3
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/4
switchport mode trunk
switchport trunk native vlan 1
no shutdown
!
interface FastEthernet0/5
switchport mode access
no shutdown
!
interface FastEthernet0/6
switchport mode access
shutdown
!
interface FastEthernet0/7
switchport mode access
shutdown
!
interface FastEthernet0/8
switchport mode access
shutdown
!
interface FastEthernet0/9
switchport mode access
shutdown
!
interface FastEthernet0/10
switchport mode access
shutdown
!
interface FastEthernet0/11
switchport mode access
shutdown
!
interface FastEthernet0/12
switchport mode access
shutdown
!
interface FastEthernet0/13
switchport mode access
shutdown
!
interface FastEthernet0/14
switchport mode access
shutdown
!
interface FastEthernet0/15
switchport mode access
shutdown
!
interface FastEthernet0/16
switchport mode access
shutdown
!
interface FastEthernet0/17
switchport mode access
shutdown
!
interface FastEthernet0/18
switchport mode access
no shutdown
!
interface FastEthernet0/19
switchport mode access
shutdown
!
interface FastEthernet0/20
switchport mode access
shutdown
!
interface FastEthernet0/21
switchport mode access
shutdown
!
interface FastEthernet0/22
switchport mode access
shutdown
!
interface FastEthernet0/23
switchport mode access
shutdown
!
interface FastEthernet0/24
switchport mode access
shutdown
!
interface GigabitEthernet0/1
switchport mode access
shutdown
!
interface GigabitEthernet0/2
switchport mode access
shutdown
!
interface Vlan1
ip address 172.27.0.13 255.255.255.0
shutdown
!
ip default-gateway 172.27.0.2
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
line con 0
password 7 0822455D0A16
login
!
line vty 0 15
password 7 0822455D0A16
login
!
end
------------------------------------------------------
Configure IPv4 addresses on PCs
PC-A 172.27.0.21 255.255.255.0 172.27.0.2
PC-B 172.27.0.22 255.255.255.0 172.27.0.2
PC-C 172.27.0.23 255.255.255.0 172.27.0.2
------------------------------------------------------
S1 Configure Spanning Tree Configure Rapid PVST+
!
spanning-tree mode rapid-pvst
spanning-tree vlan 1 root primary!
!
interface FastEthernet0/6
spanning-tree portfast
spanning-tree bpduguard enable
!
------------------------------------------------------
S2 Configure Spanning Tree Configure Rapid PVST+
!
spanning-tree mode rapid-pvst
!
interface FastEthernet0/18
spanning-tree portfast
spanning-tree bpduguard enable
!
------------------------------------------------------
S3 Configure Spanning Tree Configure Rapid PVST+
!
spanning-tree mode rapid-pvst
spanning-tree vlan 1 root secondary
!
interface FastEthernet0/18
spanning-tree portfast
spanning-tree bpduguard enable
!
------------------------------------------------------
R1 Configure the HSRP virtual IP address on interface G0/1. Group: 1Virtual IP address: 172.27.0.2
!
interface GigabitEthernet0/1
standby 1 ip 172.27.0.2
standby 1 priority 150
standby 1 preempt
!
------------------------------------------------------
R3 Configure the HSRP virtual IP address on interface G0/1. Group: 1Virtual IP address: 172.27.0.2
!
interface GigabitEthernet0/1
standby 1 ip 172.27.0.2
!
------------------------------------------------------
S1 Configure an LACP EtherChannel between S1 and S3
!
interface FastEthernet0/3
channel-group 1 mode active
!
interface FastEthernet0/4
channel-group 1 mode active
!
------------------------------------------------------
S3 Configure an LACP EtherChannel between S1 and S3
!
interface FastEthernet0/3
channel-group 1 mode passive
!
interface FastEthernet0/4
channel-group 1 mode passive
!
------------------------------------------------------
R1 Configure OSPFv2 on R1

!
interface Serial0/0/0
bandwidth 128
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 CISCO
ip ospf cost 7500
!
router ospf 1
router-id 1.1.1.1
area 1 range 172.27.0.0 255.255.252.0
passive-interface GigabitEthernet0/0
passive-interface GigabitEthernet0/1
passive-interface Loopback1
passive-interface Loopback2
passive-interface Loopback3
auto-cost reference-bandwidth 1000
network 172.27.0.0 0.0.0.255 area 0
network 172.27.123.0 0.0.0.3 area 0
network 172.27.1.0 0.0.0.255 area 1
network 172.27.2.0 0.0.0.255 area 1
network 172.27.3.0 0.0.0.255 area 1
!
------------------------------------------------------
R2 Configure OSPFv2 on R2
!
interface Serial0/0/0
bandwidth 128
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 CISCO
ip ospf cost 7500
!
interface Serial0/0/1
bandwidth 128
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 CISCO
!
router ospf 1
router-id 2.2.2.2
auto-cost reference-bandwidth 1000
network 172.27.123.0 0.0.0.3 area 0
network 172.27.123.4 0.0.0.3 area 0
!
router ospf 1
default-information originate
!
------------------------------------------------------
R3 Configure OSPFv2 on R3
!
interface Serial0/0/1
bandwidth 128
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 CISCO
!
router ospf 1
router-id 3.3.3.3
area 3 range 172.27.4.0 255.255.252.0
passive-interface GigabitEthernet0/0
passive-interface GigabitEthernet0/1
passive-interface Loopback4
passive-interface Loopback5
passive-interface Loopback6
auto-cost reference-bandwidth 1000
network 172.27.0.0 0.0.0.255 area 0
network 172.27.123.4 0.0.0.3 area 0
network 172.27.4.0 0.0.0.255 area 3
network 172.27.5.0 0.0.0.255 area 3
network 172.27.6.0 0.0.0.255 area 3
!
------------------------------------------------------
Verify network connectivity
show ip OSPF neighbor
show ip OSPF intace brief
show ip protocols
show ip route OSPF
show ip OSPF interface s0/0/1
Show Run | Section router OSPF
------------------------------------------------------
Ver
show version
show flash
show version
show flash
show license
config t#License accept end user agreement




















RUNNING CONFIG


------------------------------------------------------
R1
!
service password-encryption
!
hostname R1
!
!
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
!
!
!
!
!
no ip cef
no ipv6 cef
!
!
!
!
license udi pid CISCO1941/K9 sn FTX1524X79J
!
!
!
!
!
!
!
!
!
no ip domain-lookup
!
!
spanning-tree mode pvst
!
!
!
!
!
!
interface Loopback1
ip address 172.27.1.1 255.255.255.0
!
interface Loopback2
ip address 172.27.2.1 255.255.255.0
!
interface Loopback3
ip address 172.27.3.1 255.255.255.0
!
interface GigabitEthernet0/0
no ip address
duplex auto
speed auto
shutdown
!
interface GigabitEthernet0/1
description Link to S1
ip address 172.27.0.1 255.255.255.0
duplex auto
speed auto
standby version 2
standby 1 ip 172.27.0.2
standby 1 priority 150
standby 1 preempt
!
interface Serial0/0/0
description Link to R2
bandwidth 128
ip address 172.27.123.1 255.255.255.252
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 CISCO
ip ospf cost 7500
clock rate 128000
!
interface Serial0/0/1
no ip address
clock rate 2000000
shutdown
!
interface Vlan1
no ip address
shutdown
!
router ospf 1
router-id 1.1.1.1
log-adjacency-changes
area 1 range 172.27.0.0 255.255.252.0
passive-interface GigabitEthernet0/0
passive-interface GigabitEthernet0/1
passive-interface Loopback1
passive-interface Loopback2
passive-interface Loopback3
auto-cost reference-bandwidth 1000
network 172.27.1.0 0.0.0.255 area 1
network 172.27.2.0 0.0.0.255 area 1
network 172.27.3.0 0.0.0.255 area 1
network 172.27.0.0 0.0.0.255 area 0
network 172.27.123.0 0.0.0.3 area 0
!
ip classless
!
ip flow-export version 9
!
!
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
!
!
!
line con 0
password 7 0822455D0A16
login
!
line aux 0
!
line vty 0 4
password 7 0822455D0A16
login
!
!
!
end
------------------------------------------------------
R2
!
service password-encryption
!
hostname R2
!
!
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
!
!
!
!
!
no ip cef
no ipv6 cef
!
!
!
!
license udi pid CISCO1941/K9 sn FTX1524FGJQ
!
!
!
!
!
!
!
!
!
no ip domain-lookup
!
!
spanning-tree mode pvst
!
!
!
!
!
!
interface Loopback0
ip address 209.165.200.225 255.255.255.248
!
interface GigabitEthernet0/0
no ip address
duplex auto
speed auto
shutdown
!
interface GigabitEthernet0/1
no ip address
duplex auto
speed auto
shutdown
!
interface Serial0/0/0
description Link to R1
bandwidth 128
ip address 172.27.123.2 255.255.255.252
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 CISCO
ip ospf cost 7500
!
interface Serial0/0/1
description Link to R3
bandwidth 128
ip address 172.27.123.5 255.255.255.252
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 CISCO
clock rate 128000
!
interface Vlan1
no ip address
shutdown
!
router ospf 1
router-id 2.2.2.2
log-adjacency-changes
auto-cost reference-bandwidth 1000
network 172.27.123.0 0.0.0.3 area 0
network 172.27.123.4 0.0.0.3 area 0
default-information originate
!
ip classless
ip route 0.0.0.0 0.0.0.0 Loopback0
!
ip flow-export version 9
!
!
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
!
!
!
line con 0
password 7 0822455D0A16
login
!
line aux 0
!
line vty 0 4
password 7 0822455D0A16
login
!
!
!
end
------------------------------------------------------
R3
!
service password-encryption
!
hostname R3
!
!
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
!
!
!
!
!
no ip cef
no ipv6 cef
!
!
!
!
license udi pid CISCO1941/K9 sn FTX1524T49N
!
!
!
!
!
!
!
!
!
no ip domain-lookup
!
!
spanning-tree mode pvst
!
!
!
!
!
!
interface Loopback4
ip address 172.27.4.1 255.255.255.0
!
interface Loopback5
ip address 172.27.5.1 255.255.255.0
!
interface Loopback6
ip address 172.27.6.1 255.255.255.0
!
interface GigabitEthernet0/0
no ip address
duplex auto
speed auto
shutdown
!
interface GigabitEthernet0/1
description Link to S3
ip address 172.27.0.3 255.255.255.0
duplex auto
speed auto
standby version 2
standby 1 ip 172.27.0.2
!
interface Serial0/0/0
no ip address
clock rate 2000000
shutdown
!
interface Serial0/0/1
description Link to R2
bandwidth 128
ip address 172.27.123.6 255.255.255.252
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 CISCO
!
interface Vlan1
no ip address
shutdown
!
router ospf 1
router-id 3.3.3.3
log-adjacency-changes
area 3 range 172.27.4.0 255.255.252.0
passive-interface GigabitEthernet0/0
passive-interface GigabitEthernet0/1
passive-interface Loopback4
passive-interface Loopback5
passive-interface Loopback6
auto-cost reference-bandwidth 1000
network 172.27.0.0 0.0.0.255 area 0
network 172.27.123.4 0.0.0.3 area 0
network 172.27.4.0 0.0.0.255 area 3
network 172.27.5.0 0.0.0.255 area 3
network 172.27.6.0 0.0.0.255 area 3
!
ip classless
!
ip flow-export version 9
!
!
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
!
!
!
line con 0
password 7 0822455D0A16
login
!
line aux 0
!
line vty 0 4
password 7 0822455D0A16
login
!
!
!
end
------------------------------------------------------
S1
!
service password-encryption
!
hostname S1
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
!
!
no ip domain-lookup
!
!
spanning-tree mode rapid-pvst
spanning-tree vlan 1 priority 24576
!
interface FastEthernet0/1
switchport mode trunk
!
interface FastEthernet0/2
switchport mode trunk
!
interface FastEthernet0/3
channel-group 1 mode active
switchport mode trunk
!
interface FastEthernet0/4
channel-group 1 mode active
switchport mode trunk
!
interface FastEthernet0/5
switchport mode access
!
interface FastEthernet0/6
switchport mode access
spanning-tree portfast
spanning-tree bpduguard enable
!
interface FastEthernet0/7
switchport mode access
shutdown
!
interface FastEthernet0/8
switchport mode access
shutdown
!
interface FastEthernet0/9
switchport mode access
shutdown
!
interface FastEthernet0/10
switchport mode access
shutdown
!
interface FastEthernet0/11
switchport mode access
shutdown
!
interface FastEthernet0/12
switchport mode access
shutdown
!
interface FastEthernet0/13
switchport mode access
shutdown
!
interface FastEthernet0/14
switchport mode access
shutdown
!
interface FastEthernet0/15
switchport mode access
shutdown
!
interface FastEthernet0/16
switchport mode access
shutdown
!
interface FastEthernet0/17
switchport mode access
shutdown
!
interface FastEthernet0/18
switchport mode access
shutdown
!
interface FastEthernet0/19
switchport mode access
shutdown
!
interface FastEthernet0/20
switchport mode access
shutdown
!
interface FastEthernet0/21
switchport mode access
shutdown
!
interface FastEthernet0/22
switchport mode access
shutdown
!
interface FastEthernet0/23
switchport mode access
shutdown
!
interface FastEthernet0/24
switchport mode access
shutdown
!
interface GigabitEthernet0/1
switchport mode access
shutdown
!
interface GigabitEthernet0/2
switchport mode access
shutdown
!
interface Port-channel 1
switchport mode trunk
!
interface Vlan1
ip address 172.27.0.11 255.255.255.0
shutdown
!
ip default-gateway 172.27.0.2
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
!
!
line con 0
password 7 0822455D0A16
login
!
line vty 0 4
password 7 0822455D0A16
login
line vty 5 15
password 7 0822455D0A16
login
!
!
end
------------------------------------------------------
S2
!
service password-encryption
!
hostname S2
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
!
!
no ip domain-lookup
!
!
spanning-tree mode rapid-pvst
!
interface FastEthernet0/1
switchport mode trunk
!
interface FastEthernet0/2
switchport mode trunk
!
interface FastEthernet0/3
switchport mode trunk
!
interface FastEthernet0/4
switchport mode trunk
!
interface FastEthernet0/5
switchport mode access
shutdown
!
interface FastEthernet0/6
switchport mode access
shutdown
!
interface FastEthernet0/7
switchport mode access
shutdown
!
interface FastEthernet0/8
switchport mode access
shutdown
!
interface FastEthernet0/9
switchport mode access
shutdown
!
interface FastEthernet0/10
switchport mode access
shutdown
!
interface FastEthernet0/11
switchport mode access
shutdown
!
interface FastEthernet0/12
switchport mode access
shutdown
!
interface FastEthernet0/13
switchport mode access
shutdown
!
interface FastEthernet0/14
switchport mode access
shutdown
!
interface FastEthernet0/15
switchport mode access
shutdown
!
interface FastEthernet0/16
switchport mode access
shutdown
!
interface FastEthernet0/17
switchport mode access
shutdown
!
interface FastEthernet0/18
switchport mode access
spanning-tree portfast
spanning-tree bpduguard enable
!
interface FastEthernet0/19
switchport mode access
shutdown
!
interface FastEthernet0/20
switchport mode access
shutdown
!
interface FastEthernet0/21
switchport mode access
shutdown
!
interface FastEthernet0/22
switchport mode access
shutdown
!
interface FastEthernet0/23
switchport mode access
shutdown
!
interface FastEthernet0/24
switchport mode access
shutdown
!
interface GigabitEthernet0/1
switchport mode access
shutdown
!
interface GigabitEthernet0/2
switchport mode access
shutdown
!
interface Vlan1
ip address 172.27.0.12 255.255.255.0
shutdown
!
ip default-gateway 172.27.0.2
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
!
!
line con 0
password 7 0822455D0A16
login
!
line vty 0 4
password 7 0822455D0A16
login
line vty 5 15
password 7 0822455D0A16
login
!
!
end
------------------------------------------------------
S3
!
service password-encryption
!
hostname S3
!
enable secret 5 $1$mERr$9cTjUIEqNGurQiFU.ZeCi1
!
!
!
no ip domain-lookup
!
!
spanning-tree mode rapid-pvst
spanning-tree vlan 1 priority 28672
!
interface FastEthernet0/1
switchport mode trunk
!
interface FastEthernet0/2
switchport mode trunk
!
interface FastEthernet0/3
channel-group 1 mode passive
switchport mode trunk
!
interface FastEthernet0/4
channel-group 1 mode passive
switchport mode trunk
!
interface FastEthernet0/5
switchport mode access
!
interface FastEthernet0/6
switchport mode access
shutdown
!
interface FastEthernet0/7
switchport mode access
shutdown
!
interface FastEthernet0/8
switchport mode access
shutdown
!
interface FastEthernet0/9
switchport mode access
shutdown
!
interface FastEthernet0/10
switchport mode access
shutdown
!
interface FastEthernet0/11
switchport mode access
shutdown
!
interface FastEthernet0/12
switchport mode access
shutdown
!
interface FastEthernet0/13
switchport mode access
shutdown
!
interface FastEthernet0/14
switchport mode access
shutdown
!
interface FastEthernet0/15
switchport mode access
shutdown
!
interface FastEthernet0/16
switchport mode access
shutdown
!
interface FastEthernet0/17
switchport mode access
shutdown
!
interface FastEthernet0/18
switchport mode access
spanning-tree portfast
spanning-tree bpduguard enable
!
interface FastEthernet0/19
switchport mode access
shutdown
!
interface FastEthernet0/20
switchport mode access
shutdown
!
interface FastEthernet0/21
switchport mode access
shutdown
!
interface FastEthernet0/22
switchport mode access
shutdown
!
interface FastEthernet0/23
switchport mode access
shutdown
!
interface FastEthernet0/24
switchport mode access
shutdown
!
interface GigabitEthernet0/1
switchport mode access
shutdown
!
interface GigabitEthernet0/2
switchport mode access
shutdown
!
interface Port-channel 1
switchport mode trunk
!
interface Vlan1
ip address 172.27.0.13 255.255.255.0
!
ip default-gateway 172.27.0.2
!
banner motd ^C
Unauthorized Access is Prohibited!^C
!
!
!
line con 0
password 7 0822455D0A16
login
!
line vty 0 4
password 7 0822455D0A16
login
line vty 5 15
password 7 0822455D0A16
login
!
!
end