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CP6923
Switching Commands
Page 2 - 125
CP6923 CLI Reference Manual
Extended POE PSE
Available: 0.3 Watts
Source: primary
Priority: critical
Extended POE PD
Required: 0.2 Watts
Source: local
Priority: low
2.25
Denial of Service Commands
This section describes the commands you use to configure Denial of Service (DoS) Control. FASTPATH software
provides support for classifying and blocking specific types of Denial of Service attacks. You can configure your
system to monitor and block six types of attacks:
•
SIP=DIP:
Source IP address = Destination IP address.
•
First Fragment:
TCP Header size smaller then configured value.
•
TCP Fragment:
IP Fragment Offset = 1.
•
TCP Flag:
TCP Flag SYN set and Source Port < 1024 or TCP Control Flags = 0 and TCP Sequence Number =
0 or TCP Flags FIN, URG, and PSH set and TCP Sequence Number = 0 or TCP Flags SYN and FIN set.
•
L4 Port:
Source TCP/UDP Port = Destination TCP/UDP Port.
•
ICMP:
Limiting the size of ICMP Ping packets.
2.25.1
dos-control all
This command enables Denial of Service protection checks globally.
2.25.1.1
no dos-control all
This command disables Denial of Service prevention checks globally.
2.25.2
dos-control sipdip
This command enables Source IP address = Destination IP address (SIP=DIP) Denial of Service protection. If the
mode is enabled, Denial of Service prevention is active for this type of attack. If packets ingress with SIP=DIP, the
packets will be dropped if the mode is enabled.
Default
disabled
Format
dos-control all
Mode
Global Config
Format
no dos-control all
Mode
Global Config
Default
disabled
Format
dos-control sipdip
Mode
Global Config
Содержание CP6923
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Страница 175: ...Quality of Service Commands Chapter 1 3 Page 3 1 CP6923 CLI Reference Manual CP6923 ...
Страница 213: ...Routing Commands Chapter 1 4 Page 4 1 CP6923 CLI Reference Manual CP6923 ...
Страница 285: ...Multicast Commands Chapter 1 5 Page 5 1 CP6923 CLI Reference Manual CP6923 ...
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Страница 429: ...CP6923 Page A 1 CP6923 CLI Reference Manual Getting Help Appendix A ...
Страница 434: ...CP6923 Page B 1 CP6923 CLI Reference Manual FASTPATH log messages Appendix B ...
Страница 450: ...CP6923 Page C 1 CP6923 CLI Reference Manual List of Commands Appendix C ...