Uchiyama is a network engineer tasked with explaining to management the differences between fraggle and smurf attacks. Which of the following is his BEST explanation?

Domain 4: Communication and Network Security Practice Questions
Questions from the following topics are included in this domain:   
Assess secure network design principles.   
Implement secure network design principles.  
Secure network components using network access control devices.   
Implement secure design communication channels.  
Understand data communications and virtualized networks.