Allied Telesis AT-S63 - Manual (Page 214)

Chapter 16: Denial of Service Defense
214 Section II: Advanced Operations
Configuring Denial of Service Defense
To configure the ports on the switch for Denial of Service attack defense,
perform the following procedure:
1. From the home page, select Configuration.
The System page is displayed with the General tab selected by
default, as shown in Figure 5 on page 38.
2. From the Configuration menu, select the Network Security option.
The Network Security page is displayed with the 802.1x Port Access
tab selected by default, as shown in Figure 156 on page 394.
3. Select the DoS tab.
The DoS tab is shown in Figure 80.
Figure 80. DoS Tab (Configuration)
4. If you are implementing the SMURF or Land defense, you must
provide an IP address and mask for your LAN. To do this, complete
the following procedure: Otherwise, skip ahead to Step 5.
a. In the DoS LAN Subnet IP field, enter the IP address of one of the
devices connected to the switch, preferably the lowest IP address.