That computer quickly replies by sending another packet back to the sender. The command is used to determine if a distant computer is successfully networked, or to determine the relative distance from site to site based on the time it takes for the packet to travel round trip. All live broadcasts require the use of real-time multimedia. Compared to time delayed multimedia. A click to an ad banner, bringing the visitor to the advertiser's website.
Responses help measure the effectiveness of a particular internet advertising effort.
A piece of network equipment that allows two or more physical networks to communicate. For example, a router will allow computers on a company LAN to communicate with the Internet. It routes packets from one network to another. A software program that searches a database using keywords input by the user. The HTML programming language generating each web page.