Dhcp Binding Table - ZyXEL Communications MES-2110 User Manual

Table 53 Configuration > IP Source Guard > DHCP > DHCP Snooping Configuration
(continued)
LABEL
Apply
DHCP Snooping Status
Action
DHCP snooping VLAN
Mode
DHCP Snooping
Option
Option82 Information
DHCP VLAN (Fixed)
Trust/Untrust

19.3 DHCP Binding Table

Bindings are used by DHCP snooping and ARP inspection to distinguish between
authorized and unauthorized frames in the network. The MES-2110 learns the
bindings by snooping DHCP frames (dynamic bindings) and from information
provided manually by administrators (static bindings).
Use this screen to manage static bindings for DHCP snooping and ARP inspection.
Static bindings are uniquely identified by the MAC address and VLAN ID. Each MAC
address and VLAN ID can only be in one static binding. If you try to create a static
binding with the same MAC address and VLAN ID as an existing static binding, the
MES-2110 User's Guide
DESCRIPTION
Click Apply to save your changes to the MES-2110's run-time
memory. The MES-2110 loses these changes if it is turned off or
loses power, so use the Save link on the top navigation panel to
save your changes to the non-volatile memory when you are
done configuring.
This shows whether DHCP snooping is enabled or disabled.
This shows whether the MES-2110 forwards DHCP frames of any
VLANs or specific VLANs to DHCP servers.
This specifies whether or not the MES-2110 enabled or disabled
adding DHCP relay agent option 82 information to DHCP requests
that the MES-2110 relays to a DHCP server for each VLAN.
This indicates the remote ID of the DHCP relay agent.
This shows the specific VLAN ID.
This shows whether the port is trusted or un-trusted.
Chapter 19 IP Source Guard
145