<R1>
Router(config)#do show run
ip dhcp pool NET10
network 192.168.10.0 255.255.255.0
default-router 192.168.10.254
dns-server 168.126.63.1 8.8.8.8
lease 8
class 10
address range 192.168.10.10 192.168.10.20
ip dhcp pool NET20
network 192.168.20.0 255.255.255.0
default-router 192.168.20.254
dns-server 168.126.63.1 8.8.8.8
lease 8
class 20
address range 192.168.20.10 192.168.20.20
ip dhcp class 10
ip dhcp class 20
interface GigabitEthernet0/0
no shut
interface GigabitEthernet0/0.10
encapsulation dot1Q 10
ip dhcp client class-id 10
ip address 192.168.10.254 255.255.255.0
ip nat inside
interface GigabitEthernet0/0.20
encapsulation dot1Q 20
ip dhcp client class-id 20
ip address 192.168.20.254 255.255.255.0
ip nat inside
interface GigabitEthernet0/1
mac-address 1234.1234.1212
ip address dhcp
ip nat outside
interface GigabitEthernet0/2
ip address 1.1.12.1 255.255.255.252
ip nat inside
ip nat inside source list INGRESS interface GigabitEthernet0/1 overload
ip route 0.0.0.0 0.0.0.0 GigabitEthernet0/1 10.0.0.1
ip route 192.168.30.0 255.255.255.0 GigabitEthernet0/2 1.1.12.2
ip route 192.168.40.0 255.255.255.0 GigabitEthernet0/2 1.1.12.2
ip access-list standard INGRESS
permit 192.168.10.0 0.0.0.255
permit 192.168.20.0 0.0.0.255
permit 192.168.30.0 0.0.0.255
permit 192.168.40.0 0.0.0.255
<SW1>
Switch#show run
interface FastEthernet0
no ip address
interface GigabitEthernet2/0/3
switchport access vlan 10
switchport mode access
interface GigabitEthernet2/0/4
switchport access vlan 20
switchport mode access
interface GigabitEthernet2/0/6
switchport trunk encapsulation dot1q
switchport mode trunk
<R2>
ip dhcp pool NET30
network 192.168.30.0 255.255.255.0
default-router 192.168.30.254
dns-server 168.126.63.1 8.8.8.8
lease 8
update arp
class 30
address range 192.168.30.1 192.168.30.253
ip dhcp class 10
ip dhcp class 20
ip dhcp class 30
interface GigabitEthernet0/0
no ip address
interface GigabitEthernet0/0.10
encapsulation dot1Q 10
ip address 192.168.10.254 255.255.255.0
ip nat inside
interface GigabitEthernet0/0.20
encapsulation dot1Q 20
ip dhcp client class-id 20
ip address 192.168.20.254 255.255.255.0
ip nat inside
ip virtual-reassembly
arp authorized
interface GigabitEthernet0/0.30
encapsulation dot1Q 30
ip dhcp client class-id 30
ip address 192.168.30.254 255.255.255.0
arp authorized
interface GigabitEthernet0/0.40
encapsulation dot1Q 40
ip address 192.168.40.254 255.255.255.0
interface GigabitEthernet0/1
ip address dhcp
ip nat outside
interface GigabitEthernet0/2
ip address 1.1.12.2 255.255.255.252
ip route 0.0.0.0 0.0.0.0 GigabitEthernet0/2 1.1.12.1
<SW2>
interface FastEthernet0/3
switchport access vlan 30
switchport mode access
OSPF
ospf 11 router-id 11.11.12.2 area 0
R1>
no ip route 192.168.30.0 255.255.255.0 GigabitEthernet0/2 1.1.12.2
no ip route 192.168.40.0 255.255.255.0 GigabitEthernet0/2 1.1.12.2
router ospf 11
router-id 11.11.12.1
network 1.1.12.1 0.0.0.0 area 0
network 192.168.10.0 0.0.0.255 area 0
network 192.168.20.0 0.0.0.255 area 0
R2>
router ospf 11
network 1.1.12.2 0.0.0.0 area 0
network 192.168.30.0 0.0.0.255 area 0
network 192.168.40.0 0.0.0.255 area 0
EIGRP
Router(config)#no router ospf 11
Router(config)#router eigrp 11
Router(config-router)#eigrp rou
Router(config-router)#eigrp router-id 11.11.12.1
Router(config-router)#net 192.168.10.0 0.0.0.255
Router(config-router)#net 192.168.20.0 0.0.0.255
Router(config-router)#net 1.1.12.1 0.0.0.0
Router(config-router)#no auto
Ether-Channel
<Switch1>
ip routing
interface Port-channel1
no switchport
ip address 1.1.12.1 255.255.255.252
interface GigabitEthernet2/0/1
switchport access vlan 10
switchport mode access
interface GigabitEthernet2/0/3
switchport access vlan 10
switchport mode access
interface GigabitEthernet2/0/4
switchport access vlan 20
switchport mode access
interface GigabitEthernet2/0/6
switchport trunk encapsulation dot1q
switchport mode trunk
interface GigabitEthernet2/0/9
switchport access vlan 10
switchport mode access
interface GigabitEthernet2/0/10
switchport access vlan 10
switchport mode access
interface GigabitEthernet2/0/13
no switchport
no ip address
channel-group 1 mode on
interface GigabitEthernet2/0/14
no switchport
no ip address
channel-group 1 mode on
interface Vlan10
ip address 192.168.10.254 255.255.255.0
interface Vlan20
ip address 192.168.20.254 255.255.255.0
ip route 192.168.30.0 255.255.255.0 Port-channel1 1.1.12.2
ip route 192.168.40.0 255.255.255.0 Port-channel1 1.1.12.2
<Switch2>
ip routing
interface Port-channel1
no switchport
ip address 1.1.12.2 255.255.255.252
interface GigabitEthernet1/0/1
switchport access vlan 30
switchport mode access
interface GigabitEthernet1/0/2
switchport access vlan 40
switchport mode access
interface GigabitEthernet1/0/13
no switchport
no ip address
channel-group 1 mode on
interface GigabitEthernet1/0/14
no switchport
no ip address
channel-group 1 mode on
interface Vlan30
ip address 192.168.30.254 255.255.255.0
interface Vlan40
ip address 192.168.40.254 255.255.255.0
ip route 192.168.10.0 255.255.255.0 Port-channel1 1.1.12.1
ip route 192.168.20.0 255.255.255.0 Port-channel1 1.1.12.1
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