Operation Manual
Table Of Contents
- Package Contents
- Chapter 1 About This Guide
- Chapter 2 Introduction
- Chapter 3 Login to the Switch
- Chapter 4 System
- Chapter 5 Switching
- Chapter 6 VLAN
- Chapter 7 Spanning Tree
- Chapter 8 Ethernet OAM
- Chapter 9 DHCP
- Chapter 10 Multicast
- Chapter 11 QoS
- Chapter 12 ACL
- Chapter 13 Network Security
- Chapter 14 SNMP
- Chapter 15 LLDP
- Chapter 16 Cluster
- Chapter 17 Maintenance
- Chapter 18 System Maintenance via FTP
- Appendix A: Glossary

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13.2.1 DHCP Snooping
Choose the menu Network Security→DHCP Snooping→DHCP Snooping to load the following
page.
Figure 13-8 DHCP Snooping
Note:
If you want to enable the DHCP Snooping feature for the member port of LAG, please ensure
the parameters of all the member ports are the same.
The following entries are displayed on this screen:
DHCP Snooping Config
DHCP Snooping:
Enable/Disable the DHCP Snooping function globally.
Global Flow Control:
Select the value to specify the maximum amount of DHCP
messages that can be forwarded by the switch per second.
The excessive massages will be discarded.
Decline Threshold:
Select the value to specify the minimum transmission rate of
the Decline packets to trigger the Decline protection for the
specific port.