backup(config)# ip dhcp-server pool LAN
backup(config-dhcp-server)# network 192.0.2.0/24
backup(config-dhcp-server)# address-range 192.0.2.10-192.0.2.20
backup(config-dhcp-server)# exit
backup(config)# ip dhcp-server
backup(config)# ip dhcp-server failover
backup(config-dhcp-server-failover)# mode active-standby
backup(config-dhcp-server-failover)# local-address 203.0.113.2
backup(config-dhcp-server-failover)# remote-address 203.0.113.1
backup(config-dhcp-server-failover)# vrrp-group 1
backup(config-dhcp-server-failover)# enable
backup(config-dhcp-server-failover)# exit
Configuration of a security zone is similar to the configuration of security zone for the ESR-1 (master) router.