Explain the role of ARP and how it works. How might this be a security issue?

All posts must be a minimum of 250 words. APA reference. 100% original work. no plagiarism.

1. Explain the role of ARP and how it works. How might this be a security issue?

2. What is the difference between a global IP address and a private IP address?

3. Describe how a gateway converts a private IP address into a global IP address using NAT. How this important to us in today’s information technology environment?

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