Alaxala AX2200S Series Configuration Manual page 430

23 DHCP Snooping
Figure 23-4 Overview of DHCP packet monitoring
When you use the
all the ports are untrusted by default. Set the port to which an authorized DHCP server is
connected as a trusted port. To do so, use the
command.
(2) Registration in the binding database
There are two types of registration in the binding database: dynamic registration and static
registration.

Dynamic registration: The Switch registers terminal information when an IP address
is handed out from a DHCP server.

Static registration: The
register terminal information.
The following items are registered in the binding database.
Table 23-2 Items registered in the binding database
Item
Number of
entries
408
ip dhcp snooping
ip source binding
Dynamic registration
246 entries Total number of dynamic entries and static entries that can be
registered.
(A maximum of 64 static entries can be registered.)
configuration command to enable DHCP snooping,
ip dhcp snooping trust
configuration command is used to
configuration
Static registration