Answers to Review Questions
1. A, C, E. NAT is not perfect and can cause some issues in some networks, but most networks work just fine. NAT can cause delays and troubleshooting problems, and some applications just won’t work.
2. B, D, F. NAT is not perfect, but there are some advantages. It conserves global addresses, which allow us to add millions of hosts to the Internet without “real” IP addresses. This provides flexibility in our corporate networks. NAT can also allow you to use the same subnet more than once in the same network without overlapping networks.
3. C. The command debug ip nat will show you in real time the translations occurring on your router.
4. A. The command show ip nat translations will show you the translation table containing ...