DHCP实验，请大神指点是否有什么错误。

陨落心炎

配置：
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname Switch
!
!
!
!
ip dhcp excluded-address 192.168.200.253 192.168.200.255
ip dhcp excluded-address 192.168.100.253 192.168.100.255
!
ip dhcp pool ccie
network 192.168.100.0 255.255.255.0
default-router 192.168.100.254
dns-server 200.1.1.1
ip dhcp pool ccnp
network 192.168.200.0 255.255.255.0
default-router 192.168.200.254
dns-server 200.1.1.1
!
!
spanning-tree mode pvst
!
!
interface FastEthernet0/1
switchport access vlan 100
switchport mode access
spanning-tree portfast
!
interface FastEthernet0/2
switchport access vlan 200
switchport mode access
spanning-tree portfast
!
interface Vlan1
no ip address
shutdown
!
interface Vlan100
ip address 192.168.100.254 255.255.255.0
ip helper-address 192.168.100.252
!
interface Vlan200
ip address 192.168.200.254 255.255.255.0
ip helper-address 192.168.200.252
!
ip classless
ip route 192.168.100.0 255.255.255.0 192.168.100.254
请大神指点