11.4.1 DoS Defend
On this page, you can enable the DoS Defend type appropriate to your need.
Choose the menu Network Security→DoS Defend→DoS Defend to load the following page.
Figure 11-17 DoS Defend
The following entries are displayed on this screen:
Defend Config
DoS Defend: Allows you to Enable/Disable DoS Defend function.
Defend Table
Select: Select the entry to enable the corresponding Defend Type.
Defend Type: Displays the Defend Type name.
Tips:
You are suggested to take the following further steps to ensure the network security.
1. It’s recommended to inspect and repair the system vulnerability regularly. It is also necessary
to install the system bulletins and backup the important information in time.
2. The network administrator is suggested to inspect the physic environment of the network and
block the unnecessary network services.
3. Enhance the network security via the protection devices, such as the hardware firewall.
11.5 802.1X
The 802.1X protocol was developed by IEEE802 LAN/WAN committee to deal with the security
issues of wireless LANs. It was then used in Ethernet as a common access control mechanism for
LAN ports to solve mainly authentication and security problems.
802.1X is a port-based network access control protocol. It authenticates and controls devices
requesting for access in terms of the ports of LAN access control devices. With the 802.1X
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