To run this:

• pip3 install -r requirements.txt
• Run help:

  python syn_flood.py --help
  

  Output:

  usage: syn_flood.py [-h] [-p PORT] target_ip
  
  Simple SYN Flood Script
  
  positional arguments:
  target_ip             Target IP address (e.g router's IP)
  
  optional arguments:
  -h, --help            show this help message and exit
  -p PORT, --port PORT  Destination port (the port of the target's machine
                          service, e.g 80 for HTTP, 22 for SSH and so on).
  

• To run this against your router's web interface that has the IP address of 192.168.1.1:

  python syn_flood.py -p 80 192.168.1.1