实验需求，pc1 pc2 pc3 获取到地址且能ping通，pc1 pc2 为地址池模式，pc3为接口模式

上配置

#sysname AR1#
dhcp enable
#
interface GigabitEthernet0/0/0ip address 10.0.47.254 255.255.255.0 dhcp select relaydhcp relay server-ip 10.0.44.1
#
interface GigabitEthernet0/0/1ip address 10.0.41.1 255.255.255.0 
#
rip 1undo summaryversion 2network 10.0.0.0
#<sw1>dis cu 
#
sysname sw1
#
undo info-center enable
#
vlan batch 2 to 4
#
dhcp enable
#
interface Vlanif1ip address 10.0.35.254 255.255.255.0dhcp select relaydhcp relay server-ip 10.0.44.1
#
interface Vlanif2ip address 10.0.38.254 255.255.255.0dhcp select interfacedhcp server dns-list 114.114.114.114
#
interface Vlanif3ip address 10.0.41.2 255.255.255.0
#
interface Vlanif4ip address 10.0.44.2 255.255.255.0
#
interface Ethernet0/0/1port link-type access
#
interface Ethernet0/0/2port link-type accessport default vlan 2
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interface GigabitEthernet0/0/1port link-type accessport default vlan 4
#
interface GigabitEthernet0/0/2port link-type accessport default vlan 3
#
rip 1undo summaryversion 2network 10.0.0.0<sw2>dis cu 
#
sysname sw2
#
undo info-center enable
#
vlan batch 4
#
dhcp enable
#
ip pool ar1gateway-list 10.0.47.254network 10.0.47.0 mask 255.255.255.0dns-list 8.8.8.8
#
ip pool vlan1gateway-list 10.0.35.254network 10.0.35.0 mask 255.255.255.0dns-list 8.8.8.8
#
interface Vlanif4ip address 10.0.44.1 255.255.255.0dhcp select global
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interface GigabitEthernet0/0/1port link-type accessport default vlan 4
#
rip 1undo summaryversion 2network 10.0.0.0