Netgear GS418TPP User Manual - Page 111

ProSAFE 8-Port or 16-Port Gigabit Smart Managed Switch Model GS418TPP, GS510TLP, and GS510TPP The valid IP check is applied only on the sender IP address in ARP packets. In ARP response packets, the check is applied only on the target IP address.  To configure the optional DAI features: 1. Connect your computer to the same network as the switch. You can use a WiFi or wired connection to connect your computer to the network, or connect directly to a switch that is off-network using an Ethernet cable. 2. Launch a web browser. 3. In the address field of your web browser, enter the IP address of the switch. If you do not know the IP address of the switch, see Change the Default IP Address of the Switch on page 11. The login window opens. 4. Enter the switch's password in the Password field. The default password is password. The System Information page displays. 5. Select System> Services > Dynamic ARP Inspection > DAI Configuration. 6. Select the Validate Source MAC Enable radio button. 7. Select the Validate Destination MAC Enable radio button. 8. Select the Validate IP Enable radio button. 9. Click the Apply button. The updated configuration is sent to the switch. Configuration changes take effect immediately. The additional ARP validations are performed on packets received on VLANs that are enabled for DAI and interfaces configured as untrusted. Configure DAI on a VLAN In this example, DAI is enabled on VLAN 1. Ports 1-10 connect end users to the network and are members of VLAN 1. These ports are configured to limit the maximum number of ARP packets with a rate limit of 10 packets per second. LAG 1, which is also a member of VLAN 1 and contains ports 11-14, is the trunk port that connects the switch to the data center, so it is configured as a trusted port. Configure System Information 111