CONFIGURING DHCP SNOOPING

CONFIGURING DHCP SNOOPING

All this command run on globally mode 

Switch(config)#ip dhcp snooping
Switch(config)#ip dhcp snooping vlan 20
Switch(config)#ip dhcp snooping informaion option



INTERFACE MODE CONFIGURATION

Switch(config)#interface fastethernet 0/1
Switch(config-if)#switchport mode truck
Switch(config-if)#switchport trunk encapsulation dot1q
Switch(config-if)#switchport trunk allowed vlan 10,20
Switch(config-if)#ip dhcp snooping trusst
Switch(config-if)#ip dhcp snooping limit rate 75

VERIFYING  DHCP SNOOPING

Switch#show ip dhcp snooping
Switch#show ip dhcp snooping binding
Switch#show ip source binding
Switch#show running-config