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GEL-2060 

DoS-Attack Prevention Configuration 

Commands

 

Summary of Contents for GEL-2060

Page 1: ...http www level1 com 1 GEL 2060 DoS Attack Prevention Configuration Commands ...

Page 2: ...Table of Contents http www level1 com 2 Table of Contents Chapter 1 DoS Attack Prevention Configuration Commands 3 1 1 DoS Attack Prevention Configuration Commands 3 1 1 1 dos enable 3 1 1 2 show dos 4 ...

Page 3: ... ICMP packet whose default value is 512 ip Prevents those DoS attack packets whose source IP addresses are equal to the destination IP addresses ipv4firstfrag Starts to check the first fragment of IP packet l4port Starts to check the L4 packets whose source port is equal to the destination port mac Starts to check those packets whose source MACs are equal to destination MACs tcpflags Starts to che...

Page 4: ...packets 1 The TCP header is smaller than the first TCP fragment of tcpfrag value 2 TCP fragments whose offset values are 1 Example The following example shows how to set the global DoS attack prevention function to prevent those IP packets whose source IPs are destination IP addresses Switch_config dos enable ip The following example shows how to set DoS attack prevention in global mode to prevent...

Page 5: ...le shows how to set dos enable icmp to display the sub function that users have set Switch_config dos enable icmp Switch_config show dos dos enable icmp The following example shows how to set dos enable icmp 255 to display the sub function that users have set Switch_config dos enable icmp 255 Switch_config show dos dos enable icmp 255 ...

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