D-Link xStack DES-3200 Series User Manual

xStack® DES-3200 Series Layer 2 Ethernet Managed Switch CLI Reference Manual
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show dos_prevention
Used to displ
ay DoS prevention information.
Purpose
sho
w dos_prevention { land_attack | blat_attack | smurf_attack |
tcp_null_scan | tcp_xmascan | tcp_synfin | tcp_syn_srcport_less_1024 }
Syntax
This
command is used to display DoS prevention information, including
the type of DoS attack, the prevention state, the corresponding action if
the prevention is enabled, and the counter information of the DoS packet.
Description
The type of DoS attack. Po
ssible values are as follows:
Parameters
land_attack
blat_attack
smurf_attack
tcp_null_scan
tcp_xmascan
tcp_synfin
tcp_syn_srcport_less_1024
Non
e.
Restrictions
Example usage
To display DoS prevention information:
DES-3200-28:4# show dos_prevention
Command: show dos_prevention
Trap/Log : Enabled
DoS Type State Action Frame Counts
Land Attack Disabled Drop 0
Blat Attack Enabled Drop 123
Smurf Attack Enabled Mirror 1500
TCP Null Scan Enabled Drop 100000
TCP Xmascan Disabled Drop 0
TCP SYNFIN Enabled Mirror 1245678
TCP SYN SrcPort Less Than 1024 Enabled Mirror 1234567890
DES-3200-28:4#

D-Link xStack DES-3200 Series Specifications

General

Managed	Yes
Layer	Layer 2
MAC Address Table Size	8K
Quality of Service (QoS)	802.1p
Security Features	ACL, 802.1X, Port Security
Jumbo Frame Support	Up to 9KB
Dimensions	Varies by model
Weight	Varies by model
Operating Temperature	0°C to 40°C
Storage Temperature	-40°C to 70°C
Standards Compliance	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3z, IEEE 802.3x, IEEE 802.1D, IEEE 802.1w, IEEE 802.1s, IEEE 802.1Q, IEEE 802.1p
Forwarding Rate	13.1 Mpps (48-port)