Allied-telesis AT-S63 Manual de usuario descargar pdf (Pagina 353)

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AT-S63 Management Software Web Browser Interface User’s Guide

Section IV: Security 353

b. In the DoS Subnet Mask field, enter the LAN’s mask. enter the

mask. A binary “1” indicates the switch should filter on the

corresponding bit of the IP address, while a “0” indicates that it

should not. As an example, assume that the devices connected to

a switch are using the IP address range 149.11.11.1 to

149.11.11.50. The mask would be 0.0.0.63.

c. If you are activating the Land defense, in the DoS Uplink Port field

enter the number of the port connected to the device (e.g., DSL

router) that leads outside your network. You can specify only one

uplink port.

5. Click the ports in the switch image where you want to enable or

disable a defense mechanism.

6. Using the DoS Type list, select the type of denial of service attack you

want to either enable or disable on the ports. The possible selections

are:

❑ Syn Flood attack

❑ Smurf attack

❑ Land attack

❑ Tear drop attack

❑ Ping of death attack

❑ IP Options

7. Click Modify. To configure all the ports, click Modify All.

The DoS Configuration for Ports page opens, as shown in Figure

140.

Figure 140. DoS Configuration for Ports Page

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Allied-telesis AT-S63 Manual de usuario Pagina 353

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