NETGEAR M4100, M7100 manual Dhcp Snooping, Click Apply Screen similar to the following displays

ProSafe M4100 and M7100 Managed Switches

A screen similar to the following displays.

3.Configure the ARP ACL used for VLAN 1.

a.Select Security > Control > Dynamic ARP Inspection > DAI VLAN Configuration.

b.In the ARP ACL Name field, enter ArpFilter.

c.Click Apply.

A screen similar to the following displays.

DHCP Snooping

DHCP snooping is a security feature that monitors DHCP messages between a DHCP client and DHCP server to filter harmful DHCP message and to build a bindings database of (MAC address, IP address, VLAN ID, port) tuples that are considered authorized. The network administrator enables DHCP snooping globally and on specific VLANs and configures ports

Chapter 15. Security Management 305