Item Description
Native Protection Status Closed: All DHCP related trac will pass through the switch without any
interference.
Open: Activates DHCP snooping. DHCP trac is now subject to certain rules.
DHCP Trusted Port These are trusted ports on your network, which are under your direct
administrator control. Connected to these ports are typically switches, routers,
and servers in the network. DHCP trac from trusted ports is considered safe.
Prohibit DHCP Port Any port beyond the rewall or outside the network is untrusted. DHCP trac
from untrusted ports is considered unsafe. DHCP response packets on these
ports will be dropped, thus preventing a possible man-in-the-middle attack.
Item Description
MAC Verication DHCP snooping MAC address Verify ensures that the switch veries that the
source MAC address and the client hardware address match in DHCP packets
that are received on untrusted ports.
MAC Verication Enable Check to activate MAC address verication.
MAC Address Type in the MAC address (format xx:xx:xx:xx:xx:xx).
Enable Option82 support.
Client Option82 enabled trust mode.
Option82 Agent Remote ID (suboption 2)
Option IP Address (suboption 3)