physical medium control
21List of Star Control races — This is a list of fictional alien species that appeared in various games of the Star Control franchise. Contents 1 History and reception 2 Introduced in Star Control 2.1 Androsynth 2.2 Arilou …
22Diffusion control — refers to reactions whose rate is governed by transport of the reactants through the reaction medium (usually a solution). The process of chemical reaction can be considered as involving the diffusion of reactants till they encounter each other… …
23Mediumship — Séance conducted by John Beattie, Bristol, England, 1872 Part of a series of articles on the paranormal Main articles …
24Communications protocol — For other senses of this word, see Protocol. A communications protocol is a system of digital message formats and rules for exchanging those messages in or between computing systems and in telecommunications. A protocol may have a formal… …
25Ethernet — im TCP/IP‑Protokollstapel: Anwendung HTTP IMAP SMTP DNS … Transport TCP UDP Internet …
26IEEE 802.15.4-2006 — is a standard which specifies the physical layer and medium access control for low rate wireless personal area networks (LR WPAN s). It is maintained by the IEEE 802.15 working group.It is the basis for the ZigBee, WirelessHART, and MiWi… …
27Ethernet — An 8P8C modular connector (often called RJ45) commonly used on cat 5 cables in Ethernet networks Ethernet   …
28Wireless USB specification — Certified Wireless USB (W USB for short) is the specification of a wireless extension of the USB standard which intends to further increase the availability of general USB based solutions. It is maintained by the WiMedia Alliance, and as of 2007… …
29Ethernet frame — A data packet on an Ethernet link is called an Ethernet frame. A frame begins with Preamble and Start Frame Delimiter. Following which, each Ethernet frame continues with an Ethernet header featuring destination and source MAC addresses. The… …
30Channel (communications) — Old telephone wires are a challenging communications channel for modern digital communications. In telecommunications and computer networking, a communication channel, or channel, refers either to a physical transmission medium such as a wire, or …
