ALS2#sh run
Building configuration...

Current configuration : 3320 bytes
!
version 12.2
no service pad
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname ALS2
!
!
no aaa new-model
system mtu routing 1500
udld enable

ip subnet-zero
!
ip dhcp snooping vlan 100,200
ip dhcp snooping
!
!
!
no file verify auto
spanning-tree mode pvst
spanning-tree portfast bpduguard default
spanning-tree extend system-id
!
vlan internal allocation policy ascending
!
interface FastEthernet0/1
 udld port aggressive
!
interface FastEthernet0/2
 udld port aggressive
!
interface FastEthernet0/3
 udld port aggressive
!
interface FastEthernet0/4
 udld port aggressive
!
interface FastEthernet0/5
 udld port aggressive
!
interface FastEthernet0/6
 udld port aggressive
!
interface FastEthernet0/7
 switchport mode trunk
 udld port aggressive
 ip dhcp snooping trust
!
interface FastEthernet0/8
 switchport mode trunk
 udld port aggressive
 ip dhcp snooping trust
!
interface FastEthernet0/9
 switchport mode trunk
 udld port aggressive
 ip dhcp snooping trust
!
interface FastEthernet0/10
 switchport mode trunk
 udld port aggressive
 ip dhcp snooping trust
!
interface FastEthernet0/11
 switchport mode trunk
 udld port aggressive
 ip dhcp snooping trust
!
interface FastEthernet0/12
 switchport mode trunk
 udld port aggressive
 ip dhcp snooping trust
!
interface FastEthernet0/13
 udld port aggressive
 spanning-tree guard root
!
interface FastEthernet0/14
 udld port aggressive
 spanning-tree guard root
!
interface FastEthernet0/15
 switchport access vlan 200
 switchport mode access
 udld port aggressive
 spanning-tree portfast
 ip dhcp snooping limit rate 20
!
interface FastEthernet0/16
 switchport access vlan 200
 switchport mode access
 udld port aggressive
 spanning-tree portfast
 ip dhcp snooping limit rate 20
!
interface FastEthernet0/17
 switchport access vlan 200
 switchport mode access
 udld port aggressive
 spanning-tree portfast
 ip dhcp snooping limit rate 20
!
interface FastEthernet0/18
 switchport access vlan 200
 switchport mode access
 udld port aggressive
 spanning-tree portfast
 ip dhcp snooping limit rate 20
!
interface FastEthernet0/19
 switchport access vlan 200
 switchport mode access
 udld port aggressive
 spanning-tree portfast
 ip dhcp snooping limit rate 20
!
interface FastEthernet0/20
 switchport access vlan 200
 switchport mode access
 udld port aggressive
 spanning-tree portfast
 ip dhcp snooping limit rate 20
!
interface FastEthernet0/21
 switchport access vlan 200
 switchport mode access
 udld port aggressive
 spanning-tree portfast
 ip dhcp snooping limit rate 20
!
interface FastEthernet0/22
 switchport access vlan 200
 switchport mode access
 udld port aggressive
 spanning-tree portfast
 ip dhcp snooping limit rate 20
!
interface FastEthernet0/23
 switchport access vlan 200
 switchport mode access
 udld port aggressive
 spanning-tree portfast
 ip dhcp snooping limit rate 20
!
interface FastEthernet0/24
 switchport access vlan 200
 switchport mode access
 udld port aggressive
 spanning-tree portfast
 ip dhcp snooping limit rate 20
!
interface GigabitEthernet0/1
!
interface GigabitEthernet0/2
!
interface Vlan1
 ip address 172.16.1.102 255.255.255.0
 no ip route-cache
!
ip default-gateway 172.16.1.1
ip http server
!
control-plane
!
!
line con 0
line vty 0 4
 login
line vty 5 15
 login
!
end

ALS2#