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Grandstream Networks GWN780 Series User Manual page 44

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MAC ACL
ACL Binding
ACL Binding lets the user bind MAC ACL or IP ACL to a certain ports GE/LAG.
ACL Binding
IP Source Guard
IP source guard attack is a source IP address filtering technology based on Layer 2 interface. It can prevent malicious hosts
from forging IP addresses of legitimate hosts to impersonate legitimate hosts, and also ensure that unauthorized hosts cannot
access by specifying their own IP addresses. network or attack the network. IPSG uses the binding table (source IP address,
source MAC address, VLAN to which it belongs, and the binding of the inbound interface ) to match and check the IP packets
received on the Layer 2 interface. Only the packets matching the binding table are allowed to pass through.
IP Source Guard
In this page the user can specify the IP and MAC addresses as well as the VLAN for a port LAN/LAG.

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