Category: Networking

Practice Sample Questions (chp3) 1

Practice Sample Questions (chp3)

1) Four Broad Class Services: a) Reliable Data Transfer , only TCP b) Throughput Delay, neither c)Delay Guarantee, neither d)Security, neither   3) S has a port# of 23.      Just choose and...

Reliable Data Transfer (RDT) 0

Reliable Data Transfer (RDT)

When transferring data from one process to another the layers come into play. The application, transport and link layer.  You may ask how or why and that will be shown bellow (Chapter 3, Slide3-21): But...

1

Why use UDP over TCP?

Many people new to networking like myself right now, ask this question. Why use UDP over TCP, if UDP is unreliable and can have packet loss/timeouts. For example if an application developer chooses UDP...

Multiplexing vs Demultiplexing 2

Multiplexing vs Demultiplexing

Before we get the the main question at hand, you should know that both multiplexing and demultiplexing takes place in the Transport Layer, which deals with send and receiving messages/packets among the Application and...

Hello world! 1

Hello world!

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