Which of the following is a unique numeric-based value that is like the street name on a traditional envelope? Network packet Packet header Port IP address b.) Which of the following is a program that is running on the host, listening for incoming messages on a specific port number? Service Subnet Protocol Client c.) Which of the following is a well-defined standard for network communications between two hosts? Client Subnet Protocol Service d.) A _________ is a host on a network that offers a service; it serves something to the receiver, which is known as a client. server port protocol network packet e.) Which of the following protocols is used to determine where to send information across a network? IP address UDP ICMP TCP f.) Which of the following refers to the process of dividing a larger network into a smaller one and results in the loss of assignable IP addresses? Routing Subnetting NAT