Which RFCs are used to establish internet connectivity from a private office with the following requirements?
1. 254 users
2. Only one IP address provided by your ISP.
3. Your IP address is assigned dynamically.
4. The CPE from the ISP is pre-provisioned and working.
5. You are expected to make changes on your router.
A.
Network Address Translator (NAT) – Friendly Application Design Guidelines: Defined in RFC 3235.
B.
DHCP: Defined in RFC 2131
C.
IP Network Address Translator (NAT): Defined in RFC 1631.
D.
IP Network Address Translator (NAT) Terminology and Considerations: Defined in RFC 2663.
E.
PPP and IPCP: Defined in RFC 1332.
F.
Address Allocation for Private Internets: Defined in RFC 1918
Explanation:
NAT will be required if the ISP has only provide 1 IP Address for all users to access the internet. NAT is defined in both A & B. A expains CIDR and B explains NAT IP Address mappings.Internally a private IP Address will be used these are defined in answer C RFC 1918.
The IP Addresses have to provided dynamically this is defined in F
The explanation is not in syn with the options but the explanation is right.
Internally a private IP Address will be used these are defined in answer :- for option F
The IP Addresses have to provided dynamically this is defined in :- For option B
NAT will be required if the ISP has only provide 1 IP Address for all users to access the internet :- For option C