User's Manual
Page 32
Click Bind All button to bind all current valid IP and MAC address pairs.
Figure 3-14 Dynamic ARP Table
Note
1. If you want to bind all IP and MAC address pairs in the whole LAN, please make
sure that the hosts are turned on, and then click Scan LAN button, last click Bind
All button.
2. If you click Scan LAN button, the system will also check if there are any repeated IP
or MAC addresses in the Dynamic ARP Table, and then display repeated
information above it: repeated MAC addresses indicate that potential ARP spoofing
attack existing in your LAN, and repeated IP addresses indicate that potential IP
spoofing attack or IP address conflicting existing in it.
3.5.3 How to Defense Against ARP Spoofing Attack
To defense against ARP Spoofing Attack, do the following:
Step 1 Select both Restrict ARP Update and Enable ARP Broadcast check boxes.
Step 2 Turn on all of the hosts in your LAN, and then click Scan LAN button to learn
current dynamic ARP information.
Step 3 Click Bind All button to bind all current valid IP and MAC address pairs.
When you have finished these steps, it will protect the device and your LAN hosts
against ARP Spoofing Attack.