Intro to MIS – MGS351 Network Basics. Extended Learning Module E. Chapter Overview. Telecommunications Channels, Protocols and Media Computer Networks Networking Components Network Classifications Network Topologies. Telecommunications.
Extended Learning Module E
A short distance of air
Message Voice, Data Video, etc.
SenderTelephone, Computer, Video Conferencing
ReceiverTelephone, Computer, Video Conferencing
Channel/MediumVarious Types of Electronic Media
Rate at which channel carries data from one computer to another (bps, kbps, Mbps, Gbps)
Volume or capacity of data that a channel can carry.
Ways by which data are transmitted. Two ways include asynchronous (one byte at a time) and synchronous (blocks of bytes).
Three directions for transmitting data include simplex, half duplex, and full duplex.
Information travels as analog or digital signals.
Networks with crypto: 17,127,424 (52.0%)
Networks without crypto: 8,481,146 (25.7%)
Networks with default SSID: 3,220,963 (9.7%)