Article Categories
- All Categories
-
Data Structure
-
Networking
-
RDBMS
-
Operating System
-
Java
-
MS Excel
-
iOS
-
HTML
-
CSS
-
Android
-
Python
-
C Programming
-
C++
-
C#
-
MongoDB
-
MySQL
-
Javascript
-
PHP
-
Economics & Finance
Protocols Articles
Page 2 of 12
Z-Wave Protocol
Z-Wave Protocol is a wireless communication protocol specifically designed for smart home devices. It was introduced in 2004 by Danish company Zensys, which was later acquired by Sigma Designs in 2009. Z-Wave operates as a low-power, low-bandwidth protocol in the sub-gigahertz range. This allows it to achieve longer range and better penetration through walls and floors compared to conventional Wi-Fi or Bluetooth technologies. The protocol uses a mesh network topology, where devices communicate with each other directly or through intermediate nodes. Each device in the network acts as a repeater, ensuring that signals can reach devices that are ...
Read MoreBasic Frame Structure of HDLC
HDLC stands for High-level Data Link Control which is a collection of protocols that ensures communication purposes among nodes or network points. It was developed by the International Organization for Standardization (ISO). The data to be transmitted is organized in the form of frames which when transferred to the destination is acknowledged for its appropriate arrival. It can be applied to both point-to-point connections and multipoint connections as it is a bit-oriented protocol. The system of Automatic Repeat Request is implemented via HDLC and also full-duplex communications could be done with the help of HDLC. Due to its high ...
Read More50 Common Ports You Should Know
In computer networking, ports serve as logical channels that enable communication between devices and applications. Each port is identified by a unique port number ranging from 0 to 65535, assigned by the Internet Assigned Numbers Authority (IANA). Understanding these port numbers and their associated services is essential for network administrators, IT professionals, and cybersecurity specialists. This article explores 50 of the most commonly used ports in networking, organized by their categories and significance. These ports facilitate everything from web browsing and email to database connections and remote access. Port Number Categories Port numbers are divided into three ...
Read MoreUnlocking the Secrets: The Power of Message Authentication Codes
The Network Time Protocol (NTP) is a critical networking protocol designed to synchronize computer clocks across networks with high precision. In today's interconnected digital infrastructure, accurate time synchronization is essential for maintaining data integrity, ensuring proper system coordination, and supporting time-sensitive applications like financial transactions, security logging, and distributed computing systems. NTP operates over UDP port 123 and can achieve time accuracy within milliseconds on local area networks and tens of milliseconds over wide area networks. The protocol uses sophisticated algorithms to account for network delays and provides reliable time distribution even in environments with variable network conditions. ...
Read MoreTypes Of Spanning Tree Protocol (STP)
The Spanning Tree Protocol (STP) is a Layer 2 network protocol designed to prevent loops in Ethernet networks by creating a loop-free logical topology. When multiple physical paths exist between network switches, STP blocks redundant links to prevent broadcast storms and ensures only one active path between any two network devices. STP operates by electing a Root Bridge and calculating the best path to reach it from every switch in the network. All other paths are blocked but remain as backup links that can be activated if the primary path fails. STP Loop Prevention ...
Read MorePower up the Network with PPP Encapsulation: The Ultimate Guide
Discover the essential role of PPP encapsulation in modern-day communication networks. Enhance your knowledge with our comprehensive guide today! In today's interconnected world, the Point-to-Point Protocol (PPP) encapsulation plays a crucial role in seamless communication between network devices. As a key WAN protocol operating at layer 2 of the OSI model, PPP encapsulation ensures efficient data transfer and enhanced security for multiprotocol data exchange over direct connections like broadband internet links. In this article, we will delve into the intricacies of PPP encapsulation, exploring its purpose, advantages, and how it underpins our digital communications landscape. History and ...
Read MoreUnlocking the Secrets of Application Layer Protocols: A Key to Ultimate Efficiency
Application Layer protocols are fundamental components that enable communication between end-user applications in computer networks. These protocols operate at the top layer of the OSI model and define the rules, formats, and procedures for data exchange between applications running on different devices. From browsing websites to sending emails, these protocols ensure smooth operation by establishing standards that keep our digital communications running seamlessly. Understanding their functionality is crucial for grasping how modern networking systems deliver efficient data transfer and reliable connectivity. Popular Application Layer Protocols Several widely-used Application Layer protocols facilitate different types of network communication, each ...
Read MoreDifference Between LDAP and Active Directory
The LDAP (Lightweight Directory Access Protocol) protocol is an open standard for accessing and manipulating directory services. It is a lightweight, platform-independent protocol that allows for standardized interaction with directories. Microsoft's Active Directory (AD) is a directory service designed for Windows-based networks that implements LDAP along with additional Microsoft-specific features. Read this article to find out more about LDAP and Active Directory and how they are different from each other. What is LDAP? The LDAP (Lightweight Directory Access Protocol) is an open standard protocol used to access and modify directory information services over an IP network. LDAP ...
Read MoreVegas A (Modified TCP-Vegas)
TCP Vegas A (Modified TCP-Vegas) is an adaptive congestion avoidance algorithm that detects network congestion based on Round Trip Time (RTT) measurements rather than packet loss. The "A" stands for "Adaptive, " emphasizing its ability to dynamically adjust to network conditions. Developed by Larry Peterson and Lawrence Brakmo in 1994, TCP Vegas focuses on preventing congestion proactively by monitoring packet delays. Unlike traditional TCP variants that react to packet loss, TCP Vegas maintains smaller congestion windows during transmission to achieve better throughput with fewer packet losses. It relies on accurate calculation of the Base RTT to distinguish between network ...
Read MoreEthernet Frame Format
Ethernet is a widely used local area networking technology that enables devices to communicate with each other. Ethernet frames are the basic units of data that are transmitted over Ethernet networks. In this article, we will explore the Ethernet frame format in detail, including the various fields that make up the frame and the purpose of each field. Introduction to Ethernet Frames An Ethernet frame is a packet of data that is transmitted over an Ethernet network. The frame is composed of a header, a payload, and a trailer. The header and trailer contain information about the frame, ...
Read More