Network & Security Articles

CSMA/CA vs CSMA/CD

Carrier Sense Multiple Access (CSMA) The method Carrier Sense Multiple Access which is abbreviated as CSMA was created to reduce the risk of collisions between two or more stations when they start transmitting signals across the data link layer. Carrier Sense Multiple...

Error Detection Techniques in Data Link Layer

The data-link layer applies error control techniques to guarantee that frames, or bit streams of data, are effectively delivered from the source to the destination. So how do these errors occur? The errors occur when bits of data are lost or corrupted while...

Address Resolution Protocol

Address Resolution Protocol or ARP is a protocol that is used to determine a device's MAC(Media Access Control) address also known as hardware address from its IP address. When one device needs to interact with another on a Local Area Network or Ethernet, this...

Internet Model

TCP/IP Model TCP/IP stands for Transmission Control Protocol/ Internet Protocol. It is a short version of the OSI model. This was designed and developed in the 1960s based on standard protocols by the Department of Defense(DoD). It contains only four layers, instead...