• 路由器环境下中继部署
  • PC1配置
  • PC3配置
  • PC4配置
  • Router_relay配置
  • server2配置
• 三层交换机环境下中继部署

路由器环境下中继部署

PC1配置

no ip routing
int e0/0
no shut
ip add dhcp

PC3配置

no ip routing
int e0/0
no shut
ip add dhcp

PC4配置

no ip routing
interface Ethernet0/0
no shut
ip address dhcp client-id Ethernet0/0

Router_relay配置

interface Ethernet0/0
ip address 192.168.10.254 255.255.255.0
ip helper-address 192.168.20.100
duplex auto
!
interface Ethernet0/1
ip address 192.168.20.254 255.255.255.0
duplex auto
!
interface Ethernet0/2
ip address 192.168.30.254 255.255.255.0
ip helper-address 192.168.20.100
duplex auto
!
interface Ethernet0/3
ip address 192.168.40.254 255.255.255.0
ip helper-address 192.168.20.100
duplex auto

server2配置

no ip routing
!
ip dhcp excluded-address 192.168.10.254
ip dhcp excluded-address 192.168.30.254
!
ip dhcp pool vlan10
network 192.168.10.0 255.255.255.0
default-router 192.168.10.254 
!
ip dhcp pool PC3
host 192.168.30.1 255.255.255.0
client-identifier 0063.6973.636f.2d61.6162.622e.6363.3030.2e37.3030.302d.4574.302f.30
default-router 192.168.30.254 
!
ip dhcp pool bind
host 192.168.40.1 255.255.255.0
client-identifier 01aa.bbcc.0090.00
default-router 192.168.40.254 
!
interface Ethernet0/0
ip address 192.168.20.100 255.255.255.0
no ip route-cache
duplex auto
!
interface Ethernet0/1
no ip address
no ip route-cache
shutdown
duplex auto
!
interface Ethernet0/2
no ip address
no ip route-cache
shutdown
duplex auto
!
interface Ethernet0/3
no ip address
no ip route-cache
shutdown 
duplex auto
!
ip default-gateway 192.168.20.254

三层交换机环境下中继部署

唯一区别就是，配置中继命令是在SVI接口下。