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- CCNA Routing and Switching 200-125
96.
When configuring dynamic NAT, why must you configure an access list?
- A.The access list allows incoming access from outside global addresses.
- B.The access list allows outgoing access from inside local addresses.
- C.The access list allows outgoing access from outside local addresses.
- D.The access list allows outgoing access from inside global addresses.
- Answer & Explanation
- Report
Answer : [B]
Explanation :
Explanation :
| The access list allows the inside local address to pass through the NAT process. |
97.
In the following exhibit, the enterprise owns the address block of 179.43.44.0/28.
Which command will create a NAT pool for Dynamic NAT?
- A.RouterA(config)#ip nat pool EntPool 179.43.44.0/28
- B.RouterA(config)#ip pool EntPool 179.43.44.2 179.43.44.15 netmask 255.255.255.0
- C.RouterA(config)#ip nat pool EntPool 179.43.44.1 179.43.44.15 netmask 255.255.255.240
- D.RouterA(config)#ip nat pool EntPool 179.43.44.2 179.43.44.15 netmask 255.255.255.0
- Answer & Explanation
- Report
Answer : [D]
Explanation :
Explanation :
| The command ip nat pool EntPool 179.43.44.2 179.43.44.15 netmask 255.255.255.0 will configure the pool called EntPool with the range of IP addresses from 179.43.44.2 to 179.43.44.15 and the network mask of /24. The /24 is used in lieu of the /28 because the serial interface is a /24 and therefore all IP addresses in that network are /24. |
98.
In the following exhibit, which command will configure static NAT for the internal web server?
- A.RouterA(config)#ip nat inside source static 192.168.1.3 179.43.44.1
- B.RouterA(config)#nat source static 192.168.1.3 179.43.44.1
- C.RouterA(config)#ip nat static 192.168.1.3 179.43.44.1
- D.RouterA(config)#ip nat source static 192.168.1.3 179.43.44.1
- Answer & Explanation
- Report
Answer : [A]
Explanation :
Explanation :
| After you define the inside and outside per each respective interface, the command ip nat inside source static 192.168.1.3 179.43.44.1 will statically NAT (Network Address Translation) the inside local address of 192.168.1.3 to the inside global address of 179.43.44.1. |
99.
Which command will allow you to view the current number of active NAT
translations on the router?
- A.Router#show ip nat translations
- B.Router#show ip nat summary
- C.Router#show ip nat status
- D.Router#show ip nat statistics
- Answer & Explanation
- Report
Answer : [D]
Explanation :
Explanation :
| The command show ip nat statistics will allow you to view the number of active NAT translations on the router. In addition, it will provide you with the current inside and outside interfaces. |
100.
Which command will allow you to view the NAT translations active on the router?
- A.Router#show ip nat translations
- B.Router#show nat translations
- C.Router#debug ip nat translations
- D.Router#show translations nat
- Answer & Explanation
- Report
Answer : [A]
Explanation :
Explanation :
| The command show ip nat translations will allow you to view the active NATtranslations on the router. |
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