4.12.8 DHCP Snooping
DHCP Snooping is used to block intruder on the untrusted ports of DUT when it tries to intervene by
injecting a bogus DHCP reply packet to a legitimate conversation between the DHCP client and server.
Configure DHCP Snooping on this page. The DHCP Snooping Configuration screen in Figure 4-12-8
appears.
Figure 4-12-8: DHCP Snooping Configuration screen page screenshot
The page includes the following fields:
Object Description
• Snooping Mode
Indicates the DHCP snooping mode operation. Possible modes
are:
Enabled: Enable DHCP snooping mode operation. When enable
DHCP snooping mode operation, the request DHCP messages will
be forwarded to trusted ports and only allowed reply packets
from trusted ports.
Disabled: Disable DHCP snooping mode operation.
• Port Mode
Indicates the DHCP snooping port mode. Possible port modes
are:
Trusted: Configures the port as trusted sources of the DHCP
message.
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