Configuring Device Security
Defining DoS Prevention
Cisco Small Business SFE/SGE Managed Switches Administration Guide
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STEP 1
Click Security Suite > DoS Prevention > Martian Addresses. The
Martian
Addresses Page
opens:
Martian Addresses Page
The
Martian Addresses Page
contains the following fields:
•
Include Reserved Martian Addresses
— Indicates that packets arriving from
Martian addresses are dropped. Enabled is the default value. When enabled,
the following IP addresses are included:
-
0.0.0.0/8 (except 0.0.0.0/32), 127.0.0.0/8
-
192.0.2.0/24 , 224.0.0.0/4
-
–
240.0.0.0/4 ( except 255.255.255.255/32)
•
IP Address — Displays the IP addresses for which DoS attack is enabled.
•
Mask — Displays the Mask for which DoS attack is enabled.
STEP 2
To remove a Martian address, click the entry’s checkbox and click the Delete
button.
STEP 3
Click the Add button. The
Add Martian Addresses Page
opens: