ICP DAS USA MSM-6226 - Manual (Page 53)

Publication date:March., 2011
Revision A1
41
3-2. DHCP Snooping
3-2-1. DHCP Snooping Config
Function name:
DHCP Snooping Config
Function description:
The addresses assigned to DHCP clients on unsecure ports can be carefully
controlled using the dynamic bindings registered with DHCP Snooping. DHCP
snooping allows a switch to protect a network from rogue DHCP servers or
other devices which send port-related information to a DHCP server. This
information can be useful in tracking an IP address back to a physical port.
Fig. 3-10
Parameter description:
State:
It is used for the activation or de-activation of DHCP Snooping. Default is
disable.
Per Port Client Count Setup:
The limitation per port client count setup. If the current client count was
lower than the value which you set on switch then the link will be keep.
The maximum is 512 and default is 128.
Fig.3-9-1
Config
Trust Group
DHCP Snooping
Lease List
Counter