'Data communications equipment' presentation slideshows

888 views • 77 slides

Lecture 14 10/14/11

Lecture 14 10/14/11. Lab 4, contingent on covering interrupts Skip to chapter 11, Interrupts: read 422-466; also read section 8.6 on software interrupts Finish reading chapter 6 (231-244) Read Chapter 7 (254-267) (lecture divisions a bit arbitrary after the fact!). Listing File: TheList.rtf.

708 views • 56 slides

Principles of Voice & Data

Principles of Voice & Data. Lesson 3: Infrastructure Issues and Standards Bellevue Community College Bob Young, Instructor. Tip and Ring. Uptime (Reliability). Typical standard is 99.999% Slang term: "Five nines reliability" Downtime = 5 min., 15 sec. / year. MTBF.

607 views • 52 slides

Local Asynchronous Communications (RS-232) Computer Networks and Internets by Douglas Comer

Local Asynchronous Communications (RS-232) Computer Networks and Internets by Douglas Comer. Includes material from other sources. 5.2 Asynchronous Communications.

443 views • 28 slides

Transmission Modes

Transmission Modes. Serial Transmission One bit is transmitted on a circuit at a time Usually there is one transmit circuit and one receive circuit. transmit. receive. receive. transmit. Used with modem ports, early mouse ports, some printer ports. Transmission Modes.

532 views • 24 slides

Connections

323 views • 18 slides

Chapter 17 Homework

Chapter 17 Homework. 1,7,15,28, 35, 36. Chapter 17 X.25. X.25 Layers X.25 Operation. X.25. X.25 : A packet switching WAN developed by ITU in 1976 ITU recommends packet size of 128 bytes It can support larger packets up to 1024 bytes Normal speed is 64 Kbps .

328 views • 14 slides

Interface

Interface. DTE and DCE.

182 views • 8 slides