1a) what is a security feature of using NAT on a network?

1b) Why should you name internetwork devices? Now, enter the commands along with the appropriate command prompt to do it. (Here is a sample command prompt with a command: Sw-Floor-1(config)# no ip domain-lookup)

1c) A host on the network has an IPv4 address of 172.26.84.236 with a subnet mask of 255.255.255.240. What is the subnet address of this host and how many hosts could this network have?

1d) Identify and describe how the TCP three-way handshake works to ensure data delivery.