Otherwise, a chemical reaction has occurred and a chemical change is indicated. 1  Article. 2  Article. 3  Article. 4  Article. 5  Article. 6  Article. 7  Article. 8  Article.
packet switching. n. A method of data transmission in which data is broken into small blocks that are transmitted over different channels and are reassembled into their original order at their destination.
(such as MAC addresses in Ethernet). Similarly, routers are identified as. Layer-3 devices, as routers process logical addressing information in the. Network header of a packet (such as IP addresses). However, the strict definitions of the terms switch and router have blurred. over time, which can result in confusion. For example, the term switch can. now refer to devices that operate at layers higher than Layer-2. This will be. explained in greater detail in this guide.