Premium Essay

Wireless Mesh Network

In:

Submitted By tejasp018
Words 4177
Pages 17
WIRE LESS MESS NETWORK WITH HRPU

ABSTRACT

A Wireless mesh network is a mesh network created through the connection of wireless access points installed at each network user’s locale. Each user is also a provider, forwarding data at next node. The networking infrastructure is decentralized and simplified because each node need only transmit as far as the next node. Wireless mesh networking could allow people living in the remote areas and small businesses operating in rural neighborhoods to connect their networks together for affordable Internet connections.

Here we discuss a hybrid routing algorithm for wireless mesh networks. In HRPU, the mesh portal periodically broadcasts a mesh update message, which allows all nodes to have a route towards the mesh portal stored semi permanently in their routing table. Whenever a node has data to be sent to backbone network, it sends the data without any route establishment delay using the route to the mesh portal. In HRPU the mesh portals and mesh points are intelligent which further improves the performance.

INTRODUCTION

The Beginning:
Wireless Mesh Networking (WMN) was developed as a quick way to set-up wireless networks during military operations.

Since then it has grown considerably in popularity based on its advantages in both metropolitan and rural applications. WMNs are being applied as Hot Zones, which cover a broad area, such as a downtown city district. By 2010, municipal Wi-Fi networks will cover over 325,000 sq.km worldwide, an increase from about 3,885 sq.km, says a new report from ABI Research. More than one million wireless mesh routers, generating revenues of over $1.2 billion, will be shipped in 2010 to service those networks, says ABI.
Wireless mesh networking provides opportunities to service providers as well. Internet service providers (ISPs) view it as an inexpensive way to compete

Similar Documents

Free Essay

Implementation and Evaluation of Wireless Mesh Networks on Manet Routing Protocols

...Evaluation of Wireless Mesh Networks on MANET Routing Protocols Shashi Bhushan1,Anil Saroliya2 ,Vijander Singh3 Research Scholar, Computer Science, Amity University, Jaipur, India 1 Assistant Professor, Computer Science, Amity University, Jaipur, India 2 Senior Lecturer, Computer Science, Amity University, Jaipur, India 3 Abstract—Wireless Mesh Network (WMN) is a kind of network which is made up of Mesh router and Mesh clients where Mesh router having lesser mobility and form the heart of WMNs. In this paper, Wireless Mesh Network over MANET implemented using routing protocols such as AODV, DSR. In this work NS-2.34 simulator is used for simulations. Various measurements and calculations were figure out in this work like throughput, Average end-end delay, PDR, NRL and Routing packets in Random way point mobility model. WMN have features such as self configuration, self healing and low cost of equipment. This work specifically aims to study the performance of routing protocols in a wireless mesh network, where static mesh routers and mobile clients participate together to implement networks functionality such as routing and packet forwarding in different mobility scenarios Keywords- Ad hoc Network, Routing Protocols, Wireless Mesh Network, Performance, Throughput, PDR, NRL and Routing packets in Random way point mobility model, Simulation on Network simulator NS-2, AODV,DSR , Routing Overhead. I. INTRODUCTION A Mobile Ad-hoc network (MANET) is an autonomous system of wireless mobile...

Words: 4335 - Pages: 18

Free Essay

Zigbee Technology

...ZIGBEE TECHNOLOGY Raghda Al-dwaimeh . University of Jordan. Abstract—this document describes the concept of ZigBee. It is wireless network standard. Possible network topologies and device types are shown. Finally, the application of ZigBee devices in everyday life was proposed. 802.15.4 standard for wireless networks and full mesh networking support, 128bit AES security. III. HISTORY ZigBee-style networks began to be vision around 1999, when many installers recognized that both Wi-Fi and Bluetooth were going to be unsuitable for many applications.  ZigBee 2004: The IEEE 802.15.4-2003 standard was completed in May 2003.  ZigBee 2006: In September 2006, the ZigBee 2006 specification was announced. The 2004 stack is now, more or less ignored  ZigBee PRO: In 2007, ZigBee PRO, the enhanced ZigBee Pro Specification, was posted on 30 October 2007, and was finalized that same year. I. INTRODUCTION ZigBee is a low-cost, low-power, wireless mesh networking standard. The low cost allows the technology to be widely deployed in wireless control and monitoring applications, the low power-usage allows longer life with smaller batteries, ZigBee devices can transmit data over long distances by passing data through intermediate devices to reach more distant ones, and the mesh networking provides high reliability and larger range. The ZigBee Alliance, the standards body which defines ZigBee, also publishes application profiles that allow multiple OEM vendors to create interoperable...

Words: 921 - Pages: 4

Premium Essay

Cmgt 554/It Infrastructure Week 3

...a whole new network structure for the purpose of being more optimal and maintaining standards that keep up with advances in new technology. In most cases, a hospital’s network can transition over time with new technology and evolve into meeting the demands it requires to perform effectively. However, upgrading a hospital’s entire network can often be very expensive to implement and sustain. There may be a case where components or parts are no longer being produced to meet current and future demands. In the last several years, changes in healthcare put a demand on hospitals to maintain their networks with new, more efficient solutions that can enhance performance, keep cost low, but most one that is reliable . The Network architecture at Patton-Fuller hospital was designed for each department to rely on information flow between each department. In other words, if the accounting department needed information from the pharmacy or admissions in order to create invoices or insurance billing, it would be rely on those departments to share real time information through the network. It is important for a facility as large as a hospital to have a Networking system that information management (IM) can efficiently support the information flow. The Network architecture must have a design that is capable of supporting large amounts of data being transmitted through the Network server because it is the largest consumer of an information system (IS). By having a Network that is “efficient”...

Words: 1533 - Pages: 7

Free Essay

Validation

...[pic] ZigBee Wireless Mesh Networking for Monitoring & Control What is ZigBee? ZigBee is a consortium of software, hardware and services companies that have developed a common standard for wireless networking of sensors and controllers. While other wireless standards are concerned with exchanging large amounts of data, ZigBee is for devices that have smaller throughput needs. The other driving factors are low cost, high reliability, high security, low battery usage, simplicity and interoperability with other ZigBee devices. ZigBee can be used in commercial applications such as building maintenance for monitoring and controlling lights, Heating, Ventilation and Air Conditioning (HVAC), smoke alarms, fire alarms, burglar alarms, landscaping sprinklers and lights and many other uses. In health care, ZigBee can be used for patient monitoring equipment, fitness monitoring and other uses. Industrial environments can use ZigBee for asset monitoring, process control, assuring compliance with environmental standards and energy management. Used correctly, ZigBee enabled devices can give a warning before a breakdown occurs so that repairs can be made in the most cost effective manner. They can also be used to maintain quality and reduce waste. Soon, ZigBee enabled devices will show up in our homes. They will be used for controlling our home entertainment systems, lights, garage door openers, alarms, panic buttons, and many other uses. Imagine your...

Words: 996 - Pages: 4

Free Essay

Internet of Things

...Automotive Industry, Health Care industry, Retail, logistics and SCM, transportation, Media, Insurance… • Cisco, GE, IBM, Capgemini are already into consulting for IoT Skill Set Required • Aviation Industry • Independent Living • Medicine and Healthcare industry • Environment monitoring • Construction • Transportation Industry • MQTT: a protocol for collecting device data and communicating it to servers (D2S) • XMPP: a protocol best for connecting devices to people • DDS: a fast bus for integrating intelligent machines (D2D) • AMQP: a queuing system designed to connect servers to each other (S2S) • Wireless SoC(System on Chip) – built-in security features • Smart Dust to Interplanetary Internet • Riot OS -programming in C or C++ and can run both 16 and 32-bit platforms • Thingsquare Mist resilient wireless mesh networking Nest (Google) Philips Quirky Jawbone Withings Cisco • first non-annoying smoke detector • Hue lighting system • Spotter disc • Egg Minder • Nimbus dashboard • supercharged wristband • The Pulse • The Aura • security products, solutions Smart homes Productive and enhanced quality of life Inventory...

Words: 306 - Pages: 2

Free Essay

Tm586 Project Paper

...Introduction (100-User Wireless LAN-Design & Implementation Analysis) In this document, I will endeavor to provide a written analysis concerning the design and implementation of a wireless LAN (WLAN) for a firm comprised of one hundred employees. In illustration of the WLAN design, I will make reference to several sources regarding any related content that I’ve found to be pertinent and of practical benefit to this document’s purposes, not least of which is “ Top-Down Network Design ”, by Priscilla Oppenheimer, an instructional text detailing a method of network design that’s based upon what can be readily found evident throughout the overall networking community to be the most logical and efficient sequence of steps necessary in the creation of a network. Having stated this, it is of value for the reader to know that the aforementioned sequence of steps, as examined in Oppenheimer’s work, will correspond closely to the order of WLAN design and management issues that are addressed in this document, and can be followed up by way of documentation found under the same title and author at the end of this article. The major design and management issues found unique to a WLAN involve those pertaining specifically to the transmission and reception of radio frequency (RF) waves. For example, there is the strategic placement of access points (AP), which are devices designed to send and receive radio signals between nodes. This, in turn leads to a consideration of any possibility...

Words: 2801 - Pages: 12

Free Essay

Anonymous Users Srs

...Software Requirements Specification For Anonymous User Communication For Privacy Protection in Wireless Metropolitan Mesh Networks Prepared by Under the Guidance of Table of Contents Revision History 1. Introduction 1.1 Purpose 1.2 Project Scope 1.3 References 2. Overall Description 2.1 Product Perspective 2.2 Product Features 2.3 User Classes and Characteristics 2.4 Operating Environment 2.5 Design and Implementation Constraints 3. System Features 3.1 System Feature 1 3.2 System Feature 2 (and so on) 4. External Interface Requirements 4.1 User Interfaces 4.2 Hardware Interfaces 4.3 Software Interfaces 4.4 Communications Interfaces 5. Other Nonfunctional Requirements 5.1 Performance Requirements 5.2 Safety Requirements 5.3 Security Requirements 5.4 Software Quality Attributes 6. Other Requirements Appendix A: Glossary Appendix B: Analysis Models 1. Introduction 1. Purpose The project is to make available security and privacy protection to the user credentials in wireless mesh networks (WMN) using group signature and pair wise secrets terms. 2. Project Scope In wireless mesh network, there is no restriction for public to access the internet or mobile services. So that the large numbers of attacks are might be happened like eavesdrop, inject or impersonate in WMN.All these attacks are great...

Words: 1918 - Pages: 8

Premium Essay

Computing Trends - Networking Proposal for Rubha Reidh

...Networking Proposal for Rubha Reidh Name Institution Table of Contents Abstract 3 Introduction 5 Overview of Satellite Link Technology 7 Overview of Fibre Optics Link Technology 9 Choice of Satellite over Fibre Internet Connection 10 Wireless Networking Design 12 Mesh Network Backbone 13 802.11 Access Points 15 Intranet Services 16 Challenges 16 Proposed System Design 17 Phase I: Bed and breakfast building to include the private rooms, common area and lounge 17 Phase II: Extending to cover the lighthouse and associated surrounding area 18 Budget 18 Phase I Deployment 18 Phase II Deployment 19 References 21 Abstract The aim of the Rubha Reidh internet project is to construct a robust computer network to encompass the whole lighthouse area using a high speed and reliable internet connection. This has been determined as mesh networking technology. This network will deliver access to email, Web pages, and internet resources for users in the lighthouse area, using both laptops and desktops, as well as mobile devices with connectivity capability. By leveraging the usage of robust and inexpensive wireless network technology, this plan will substantially decrease expenditures for ensuring internet connectivity for the whole lighthouse area, as well as allow better elasticity in planning and expansion. Rubha Reidh is an automated lighthouse that is located in the Scottish remote western coast. Its remoteness stems from the fact that its nearest neighbour is Melvaig...

Words: 4859 - Pages: 20

Premium Essay

Kudler Fine Foods

...founded by Kath Kudler who was the vice president of a large defense contractor. Kathy started cooking gourmet food and found an opportunity to open an upscale gourmet shop in 1998. Within three years she had three stores open. By interviewing Kathy Kudler helped me to analyze the needs for her company. Learning the existing process allowed me to understand the current process flow. This gave me the opportunity to compare it to the new process to determine the advantages and disadvantages of the new database management system, computer network, and electronic business that will be implemented. Problem/Solution The company’s business has grown from when they were originally formed in 1998. With the growth of the company a new database management system will aide in organizational structure of the company’s process flow. The new computer networking system will allow the financial and inventory information to be accurately maintained within the network. Each...

Words: 857 - Pages: 4

Premium Essay

Nt1310 Unit 3 Assignment 1

...Communication Network The wireless communication network is different type of computer network that is not connected by wires, and is normally associated with a telecommunications network where the connection among the nodes are made without the using any wires [1]. The wireless telecommunications networks normally use some type of electromagnetic waves for the transmission of data or communication. 3.1.1 Types of Wireless Networks: Wireless PAN Wireless Personal Area Networks interconnect devices within a small area. For example, by using Bluetooth in create wireless PAN for interconnecting a headset to a cell phone. Fig: 3.1 Block diagram of WPAN Wireless LAN Wireless local area network is represented as a Wi-Fi technique or a Fixed Wireless Data Communication technique. Fixed Wireless Data implements technique point to point links among computers at two various locations, by the using microwave signals or laser beams above the line of sight paths. The connect two networks existing in two or more adjacent locations. Fig: 3.2 Wireless LAN structure...

Words: 1702 - Pages: 7

Premium Essay

Business Networking and Communication

...computer network can be described as: A. a minimum of five computers linked together. B. a number of palmtop computers. C. two or more computers that are linked together. D. the use of satellites linking computers together. Answer: C 2. Reference: Basic Network Anatomy Difficulty: Easy The three essential components of every computer system include all of the following EXCEPT: A. software. B. hardware. C. people. D. cables. Answer: D 3. Reference: Basic Network Anatomy Difficulty: Easy All of the following are advantages of using a computer network EXCEPT that it: A. reduces costs when hardware is shared. B. promotes independence so users have exclusive control over their own data and applications. C. saves money when software is shared. D. enables data sharing, increasing efficiency and productivity. Answer: B Reference: Basic Network Anatomy Difficulty: Easy Copyright © 2008 Prentice-Hall. All rights reserved. Chapter 8: Networking and Digital Communication 4. All of the following statements are true EXCEPT: A. Wireless networks are convenient. B. Wireless networks are generally slower than wired LANs. C. Wireless networks use radio transmitters. D. Wireless networks are generally faster than wired networks. Answer: D 5. Reference: Networks Near and Far Difficulty: Moderate A(n) ____________ broadcasts messages to all devices connected to a LAN. A. switch B. port C. hub D. node Answer: C 6. Reference: Networks Near and Far ...

Words: 3749 - Pages: 15

Free Essay

Setting Up Home Network

...up a Home Network Srikanth Gunda Wilmington University 1. Overview of wireless networking technology There are various types of wireless network which are wireless Local Area Network (WLAN), Wireless personal Area Network (WPAN), Wireless mesh Network. Wireless networks are convenient in home network, small schools and offices. Wireless network are basically suitable to interconnect cell phones and computers, printers, TVs which helps in easy communication. Wireless network uses radio frequency rather than wire to communicate. Clients unite their gadgets which helps to communicate Wireless access points. The speed is relative to distance between the transmitter and receiver due to the utilization of radio frequency; consequently, the closer the client is to the transmitter the more the speed is. 2. Advantages of wireless networking technology Wireless networking technology gives various benefits to the household and office use, some of these benefits are below:- I. Most of the working class families have few computers which are arranged in various rooms. It is expensive, and time-consuming to introduce cables to a network that are situated in rooms which helps them to impart the broadband communication hence a wireless router resolves the issue. II. As the clients stay in the coverage of the signal, he/she can move their gadgets easily around the house. This protects hours of cable reconnection as the gadgets can get web by long wireless facility. ...

Words: 667 - Pages: 3

Premium Essay

Net Sec

...the late 1940s, the amount of time needed for the calculations was dramatically decreased. Suddenly, this model became very popular, and today it forms the basis for all weather forecasting. The point here is that it sometimes requires vision to see how an idea or technology could be used. This vision also applies to new technologies like wireless communications. Some users question why we should consider wireless technology when the existing wired system seems to work just fine. In this chapter, you will learn what it takes to convert the potential of wireless technology into a successful business reality. We’ll look at the steps needed to incorporate wireless technology into a business, and at the advantages and challenges that face business users who consider adopting this new technology. Advantages of Wireless Technology The advantages of incorporating wireless technology into a business are far-reaching and can positively impact an organization in many ways. In addition to the advantages already discussed in this book—mobility of data access, easier network installation, increased reliability, and better disaster recovery—wireless technology provides business-specific advantages, including universal access to corporate data, increased productivity, ability for customers to access their own data, data availability around the clock, and improved information...

Words: 8259 - Pages: 34

Premium Essay

Unknown

...Introduction..................................................................................................................................................... 3 Wireless Roll-outs........................................................................................................................................... 5 Medical Device Connectivity / Mobile Carts .......................................................................................... 5 Handheld Devices .................................................................................................................................... 6 Computer-based Physician Order Entry (CPOE)..................................................................................... 7 Next-Generation Wireless Applications ......................................................................................................... 7 Location-based Services .......................................................................................................................... 7 Voice-over-WLAN .................................................................................................................................. 8 Internet/Intranet Access ........................................................................................................................... 9 Wireless Technologies .................................................................................................................................... 9 WLAN/802.11...

Words: 4973 - Pages: 20

Free Essay

On Implementation of Elliptic Curve Cryptography and Self-Certified Public Key Cryptosystems in Wireless Mesh Networks

...On Implementation of Elliptic Curve Cryptography and Self-Certified Public Key Cryptosystems in Wireless Mesh Networks A B.Tech Project Report submitted in fulfilment of the requirements for the Degree of Bachelor of Technology Submitted by K Bharadwaj Sharma 07010219 M Krishna Chaitanya 07010228 Under the Guidance of Dr.Ratnajit Bhattacharjee Department of Electronics and Electrical Engineering Indian Institute of Technology Guwahati Guwahati-781039, Assam i Candidate’s Declaration I hereby declare that the work which is being reported in this thesis entitled “ On Implementation of Elliptic Curve Cryptography and self-certified public key cryptosystems in Wireless Mesh Networks “ in partial fulfilment of the requirements for the award of the Degree of Bachelor of Technology, submitted in the Department of Electronics and Communication Engineering, Indian Institute of Technology Guwahati, is a record of my own work carried out during my thesis work under the supervision of Dr.Ratnajit Bhattacharjee, Associate Professor, Department of EEE, IIT Guwahati. The matter entitled in this thesis has not been submitted elsewhere for the award of any other degree. Place: Guwahati Date: 21st April, 2011 This is to certify that the above statement made by the candidate is correct to the best of my knowledge. April,2011 IIT Guwahati ` Supervisor: Dr. Ratnajit Bhattacharjee Associate Professor Dept. of EEE IIT Guwahati ii ACKNOWLEDGEMENT First and foremost...

Words: 7761 - Pages: 32