配置例子：
C3550#show running-config
Building configuration...
Current configuration : 4143 bytes
!
version 12.1
no service pad
service timestamps debug uptime
service timestamps log uptime
no service passWord-encryption
!
hostname C3550
!
ip subnet-zero
ip routing
!
cluster enable aaa 0
!
spanning-tree extend system-id
!
!
!
interface FastEthernet0/1
description UpLink FW
no switchport
ip address 192.168.0.1 255.255.255.0
!
interface FastEthernet0/2
no ip address
!
interface FastEthernet0/3
switchport trunk encapsulation dot1q
switchport mode trunk
no ip address
!
interface FastEthernet0/4
no ip address
!
interface FastEthernet0/5
no ip address
!
interface FastEthernet0/6
no ip address
!
interface FastEthernet0/7
no ip address
!
interface FastEthernet0/8
no ip address
!
interface FastEthernet0/9
switchport Access vlan 9
switchport mode access
no ip address
!
interface FastEthernet0/10
no ip address
!
interface FastEthernet0/11
no ip address
!
interface FastEthernet0/12
no ip address
!
interface FastEthernet0/13
description Test Port 13
switchport access vlan 9
no ip address
!
interface FastEthernet0/14
description Test Port 14
switchport trunk encapsulation dot1q
switchport mode trunk
no ip address
!
interface FastEthernet0/15
no ip address
!
interface FastEthernet0/16
no ip address
!
interface FastEthernet0/17
no ip address
!
interface FastEthernet0/18
no ip address
!
interface FastEthernet0/19
no ip address
!
interface FastEthernet0/20
no ip address
!
interface FastEthernet0/21
no ip address
!
interface FastEthernet0/22
no ip address
!
interface FastEthernet0/23
no ip address
!
interface FastEthernet0/24
no ip address
!
interface GigabitEthernet0/1
no ip address
!
interface GigabitEthernet0/2
no ip address
!
interface Vlan1
ip address 192.168.1.1 255.255.255.0
no ip mroute-cache
!
interface Vlan2
ip address 192.168.2.1 255.255.255.0
!
interface Vlan3
ip address 192.168.3.1 255.255.255.0
!
interface Vlan4
ip address 192.168.4.1 255.255.255.0
!
interface Vlan5
ip address 192.168.5.1 255.255.255.0
!
interface Vlan6
ip address 192.168.6.1 255.255.255.0
!
interface Vlan7
ip address 192.168.7.1 255.255.255.0
!
interface Vlan8
ip address 192.168.8.1 255.255.255.0
!
interface Vlan9
ip address 192.168.9.1 255.255.255.0
!
interface Vlan10
ip address 192.168.10.1 255.255.255.0
!
interface Vlan11
ip address 192.168.11.1 255.255.255.0
!
interface Vlan12
ip address 192.168.12.1 255.255.255.0
!
interface Vlan13
ip address 192.168.13.1 255.255.255.0
!
interface Vlan14
ip address 192.168.14.1 255.255.255.0
!
interface Vlan15
ip address 192.168.15.1 255.255.255.0
!
interface Vlan16
ip address 192.168.16.1 255.255.255.0
!
interface Vlan17
ip address 192.168.17.1 255.255.255.0
!
interface Vlan18
ip address 192.168.18.1 255.255.255.0
!
interface Vlan19
ip address 192.168.19.1 255.255.255.0
!
interface Vlan20
ip address 192.168.20.1 255.255.255.0
!
interface Vlan21
ip address 192.168.21.1 255.255.255.0
!
interface Vlan22
ip address 192.168.22.1 255.255.255.0
!
interface Vlan23
ip address 192.168.23.1 255.255.255.0
!
interface Vlan24
ip address 192.168.24.1 255.255.255.0
!
router rip
version 2
network 192.168.0.0
network 192.168.1.0
network 192.168.2.0
network 192.168.3.0
network 192.168.4.0
network 192.168.5.0
network 192.168.6.0
network 192.168.7.0
network 192.168.8.0
network 192.168.9.0
network 192.168.10.0
network 192.168.11.0
network 192.168.12.0
network 192.168.13.0
network 192.168.14.0
network 192.168.15.0
network 192.168.16.0
network 192.168.17.0
network 192.168.18.0
network 192.168.19.0
network 192.168.20.0
network 192.168.21.0
network 192.168.22.0
network 192.168.23.0
network 192.168.24.0
!
ip default-gateway 192.168.1.252
ip classless
ip route 0.0.0.0 0.0.0.0 192.168.1.252
ip http server
!
ip access-list extended CMP-NAT-ACL
dynamic Cluster-HSRP deny ip any any
dynamic Cluster-NAT permit ip any any
!
!
snmp-server engineID local 800000090300000A8A9A5181
snmp-server community public RO
snmp-server community public@es0 RO
!
end