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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Figure 13-18 DoS Defend
The following entries are displayed on this screen:
Defend Config
DoS Defend:
Allows you to Enable/Disable DoS Defend function.
Ping Limiting:
Specify the transmission rate of the Ping packets when the
Defend Type Ping Flooding is enabled.
SYN Limiting:
Specify the transmission rate of the SYN/SYN-
ACK packets
when the Defend Type SYN/SYN-ACK Flooding is enabled.
Defend Table
Select:
Select the entry to enable the corresponding Defend Type.
Defend Type:
Displays the Defend Type name.
Attack Count:
Displays the count of the corresponding attack.
13.5.2 DoS Detect
DoS Detect functions to detect the details of the DoS attack packets, based on which you can
quickly locate the attacker in the local network.
Choose the menu Network Security→DoS Defend→DoS Detect to load the following page.