Practical Lab 3 – IP Services & Addressing.
This lab has 25 marks allocated to it as indicated at the end of each question. Use the allocation of marks as a guide to how much is required for each question. Once graded the mark will be scaled to a mark out of 5 for your final Lab 3 mark.
Q1/ How does a private IP address differ from a public IP address? (1 Mark)
Q2/ What IP address ranges are available for private IP addressing? (3 Marks)
Q3/ What aspect of NAT allows multiple private IP addresses to be translated to a single public IP address? (1 Mark)
Q4/ What IOS configuration is required on interfaces to enable Network address Translation? (2 Marks)
Q5/ What IOS command will show current Network Address Translations? (1 Mark)
Q6/
- Subnet 172.22.16.0/20 into enough equal-sized subnets to allow addresses for every Layer 3 node in the diagram below. List the network addresses & Subnet Masks. (7 Marks)
- Using PacketTracer build the network in the diagram and configure NAT on the router to overload all outbound connections from internal hosts to the IP address 203.193.193.1/32
(this address should be applied to the Internet facing interface of the router). Save your
PacketTracer file and submit it as part of your Lab 3 submission. (10 Marks)