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Syntax
ip dos-prevent type { land | scan-synfin | xma-scan | null-scan |
port-less-1024 | blat | ping-flood | syn-flood | win-nuke }
no ip dos-prevent type { land | scan-synfin | xma-scan | null-scan |
port-less-1024 | blat | ping-flood | syn-flood | win-nuke }
Parameter
land —— Land attack.
scan-synfin —— Scan SYNFIN attack.
xma-scan —— Xma Scan attack.
null-scan —— NULL Scan attack.
port-less-1024 ——The SYN packets whose Source Port less than 1024.
blat —— Blat attack.
ping-flood —— Ping flooding attack. With the ping flood attack enabled, the
switch will limit automatically the forwarding speed of ping packets to 512K
when attacked by ping flood.
syn-flood —— SYN/SYN-ACK flooding attack. With the syn-flood attack
enabled, the switch will limit automatically the forwarding speed of ping
packets to 512K when attacked by syn-flood.
win-nuke —— winNuke attack.
Command Mode
Global Configuration Mode
Privilege Requirement
Only Admin, Operator and Power User level users have access to these
commands.
Example
Enable the DoS Defend Type named Land attack:
T1600G-52TS(config)#ip dos-prevent type land
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