NETGEAR GSM7228PS - Page 255

Chapter 14. Security Management | 255
ProSafe 7000 Managed Switch Release 8.0.3
dynamic ARP inspection. A static mapping associates an IP address to a MAC address on a
VLAN.
Static client
IP address: 192.168.10.1
HW address: 00:11:85:EE:54:E9
Interface
1/0/2
GSM73xxS
Interface
1/0/1
Interface
1/0/3
DHCP server
IP address: 192.168.10.1
DHCP client
IP address: 192.168.10.86 (obtained)
HW address: 00:16:76:A7:88:CC
Figure 29. Dynamic ARP inspection
CLI: Configure Dynamic ARP Inspection
1. Enable DHCP snooping globally.
(Netgear Switch) (Config)# ip dhcp snooping
2. Enable DHCP snooping in a VLAN.
(Netgear Switch) (Config)# ip dhcp snooping vlan 1
3. Configure the port through which the DHCP server is reached as trusted.
(Netgear Switch) (Config)# interface 1/0/1
(Netgear Switch) (Interface 1/0/1)# ip dhcp snooping trust