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Denial of Service Protection

  • 1 Protecting against Denial of Service Attacks
    • 1.1 Denial of Service Protection Overview
    • 1.2 Protecting against Smurf Attacks
      • 1.2.1 Avoiding Being an Intermediary in a Smurf Attack
      • 1.2.2 Avoiding Being a Victim in a Smurf Attack
        • 1.2.2.1 Configuring Threshold Values for ICMP Packets Globally
        • 1.2.2.2 Configuring ICMP Threshold Values on an Interface
    • 1.3 Protecting against TCP SYN Attacks
      • 1.3.1 Configuring Threshold Values for TCP SYN Packets Globally
      • 1.3.2 Configuring TCP SYN Threshold Values on an Interface
      • 1.3.3 TCP MSS Adjustment Overview
      • 1.3.4 Example of TCP MSS Adjustment
      • 1.3.5 Impact on Existing Functionality
      • 1.3.6 TCP MSS Adjustment Limitations
    • 1.4 Defense against TCP Denial of Service Attacks on ICX 8100 and ICX 8200 Devices
    • 1.5 Defense against ICMP Denial of Service Attacks on ICX 8100 and ICX 8200 Devices
    • 1.6 Displaying Statistics from a DoS Attack
    • 1.7 Clear DoS Attack Statistics

Protecting against Denial of Service Attacks

In this section:

  1. Denial of Service Protection Overview
    In a Denial-of-Service (DoS) attack, a router is flooded with useless packets for the purpose of slowing down or stopping normal operation.
  2. Protecting against Smurf Attacks
  3. Protecting against TCP SYN Attacks
  4. Defense against TCP Denial of Service Attacks on ICX 8100 and ICX 8200 Devices
  5. Defense against ICMP Denial of Service Attacks on ICX 8100 and ICX 8200 Devices
  6. Displaying Statistics from a DoS Attack
  7. Clear DoS Attack Statistics

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