The Global DHCP
SW1
AR1
[AR1]DHCP Enable//global turn on DHCP service
[Ar1]ip pool P1//create address pool and name
[Ar1-ip-pool-p1]network 192.168.1.0 mask 255.255.255.0//distribution terminal to obtain the network segment information
[Ar1-ip-pool-p1]gateway-list 192.168.1.254//configuration issued gateway address
[Ar1-ip-pool-p1]dns-list 8.8.8.8//configuration issued DNS address
[Ar1-ip-pool-p1]lease Day 3//configuration assigned lease period
[Ar1]interface gigabitethernet0/0/0//Enter g0/0/0 interface
[Address of Ar1-gigabitethernet0/0/0]ip address 192.168.1.254 24//interface is the gateway address
[AR1-GIGABITETHERNET0/0/0]DHCP Select Global//Turn on DHCP function on the interface
interface-based DHCP
AR1
Relay Configuration
SW1
[Sw1]vlan 10//Create VLAN 10
AR1 DHCP server
DHCP enable//global turn on DHCP service
[AR1]IP Pool 1314//Create address pool
[ar1-ip-pool-1314]network 192.168.10.0 Mask 255.255.255.0//distribution terminal to get the network segment information
[ar1-ip-pool-1314]gateway-list 192.168.10.254//config-issued gateway address
[ Ar1-ip-pool-1314]dns-list 1.3.1.4//configuration issued DNS address
[ar1-ip-pool-1314]excluded-ip-address 192.168.10.100 192.168.10.100 setting the reserved address
[Ar1-ip-pool-1314]lease Day 3//configuration assigned lease period
[ar1]interface gigabitethernet 0/0/0//Enter g0/0/ 0 interface
[AR1]IP address 192.168.20.1 255.255.255.0//Configure IP address
[AR1] DHCP Select global//enable DHCP function on interface
[AR1]IP Route-static 192.168.10.0 24 192.168.20.2 scare Jump
AR2 DHCP Relay
[AR2]DHCP Enable//global turn on DHCP service
[Ar2]interface gigabitethernet 0/0/1//Enter interface G0/0/1
[AR2-GIGABITETHERNET0/0/1]IP address 192.168.20.2 24 Configuring IP addresses
[Ar2]interface gigabitethernet0/0/0//Enter interface g0/0/0
[AR2-GIGABITETHERNET0/0/0]IP address 192.168.10.254 24//Configure IP address Gateway
[AR2-GIGABITETHERNET0/0/0]DHCP Select relay//Enter the interface to apply DHCP relay functionality
[AR2-GIGABITETHERNET0/0/0]DHCP relay SERVER-IP 192.168.20.1//IP address pointing to the DHCP server
Configuration of DHCP server and DHCP relay