Router: NAT with DHCP

ip dhcp excluded-address 192.168.0.1 192.168.0.127
!
ip dhcp pool LANDHCP
network 192.168.0.0 255.255.255.0
domain-name jefferson.com
dns-server 20.18.11.34
netbios-name-server 20.18.11.34
default-router 192.168.0.1
!
interface Ethernet0/0
description **** To Public Interace Fa0/1 ****
ip address 20.18.10.2 255.255.255.252
ip nat outside
ip virtual-reassembly
full-duplex
!
interface Ethernet1/0
description ***Connection To LAN ***
ip address 192.168.0.1 255.255.255.0 secondary
ip address 20.18.10.129 255.255.255.128
ip nat inside
ip virtual-reassembly
full-duplex

ip route 0.0.0.0 0.0.0.0 20.18.10.1
!
ip nat inside source list 10 interface Ethernet0/0 overload
!
access-list 10 permit 192.168.0.0 0.0.0.255
access-list 10 deny any