...Peer-to-Peer and Client/Server Networks Darsheen Smith Strayer University Peer-to-Peer and Client/Server Networks A network is a group of computers and other devices, such as a printer, that are connected by some type of transmission media (i.e. fiber optic cables or radio waves) (Dean, 2010, p.2). Originally “sneakernet” was the only means of electronic source sharing. It involved the transfer of electronic information by physically couriering removable media, such as floppy disks, from one computer to the next (Wikipedia, 2011, para 1). With the advancement of computer technology so is the modernization of computer networking. Analysis There are two types of networks, peer-to-peer and client/server networks. Both have the capability to communicate with other computers on the network. They also have the capability to protect files from unauthorized users. There are also distinct differences between the two types of networks. In a peer-to-peer network every computer can communicate directly with every other computer. No computer has more authority than another. A Typical peer-to-peer network consists of two or more personal computers (Dean, 2010, p.3). In contrast, a client/server network consists of a central computer, called a server, which is designed to permit communication and information sharing between computers, known as clients, on the network. The clients do not share their resources directly with each other...
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...What's the difference between client/server and peer-to-peer networks? There’s quite a bit, although most of the differences are in two areas – security and cost. Beyond that, your consideration for what you need is largely dependent on budget and the size of your organization. So, what’s the difference? A peer-to-peer network has no central server. Every workstation on the network shares files equally with everyone else on the network. This also means there is no authentication of users and no central storage. This model is considered a decentralized form of networking. Conversely, the client/server network provides a central pool of data and resources, with user profiles established with localized restriction on which data can be accessed. This model is commonly referred to as a centralized form of networking. Both are good! There’s an old saying, ‘wisdom is what works’. Well, the same is true for your network. Peer-to-peer networks are great for use in homes or in small businesses where employees interact regularly and share all information and files. They don’t cost much to setup, nor are they difficult to manage. The downside is there’s almost no security (pretty much controlled at an individual ‘share’ level). Once you get more than 8-10 workstations connected, there would likely be an impact to performance and management since each station functions as both client and server at the same time. As each employee manages the sharing of their workstation...
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...providing security in peer to peer network we are using the AES algorithm and MD5 algorithm. AES for converting the plain text into cipher text which is been sent to the peers from the other peer. For password generator we are using the MD5 algorithm which uses the hash value for providing the total integrity while sharing the data among the peers. For secure communication using the secrete key of the cryptographic algorithm. Connection between the two peers will be established using the socket programming in both the peers will be connected using the mini server of a particular client from which data has to be shared. This connection is not a powerful connection and it also does not show the concept of handshaking. So establishing...
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...Peer-to-Peer and Client/server Networks Professor: Karen Lederer Trevor Kale 4/16/2011 We shall discuess the difference between Peer-to-Peer networks and the Client/Server networks. First we need to describe how each one operates in order to view the differences between both. First we will describe a Peer-to-Peer network. In the Peer-to-Peer network every computer can communicate directly with every other computer.(2009, Dean, Pg.3) Because of this setup no one computer has more authority then another one on the network. Each person on the network can set their access and restrictions for other users to their computer. These configurations are simple to configure and due to the simplisity they do not require a great technical expertise. They also tend to be cheaper due to lack of need of equipment to establish this network. Some disadvantages consist of not being flexible, that is as they grow they become more difficult to handle. Security on these networks is very lacking due to ease of access of unauthorized access. They are also not very practical due to the lack of centralized resources requires a user to have their terminal on in order to access their resources. That is the basics of a Peer-to-Peer network setup, next we move on to the Client/Server model. In a Client/Server network a centralized computer known as a server facilitates communication between other computers on the network known as clients. For a computer to function as a server they must be running...
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...implemented through a variety of ways.In this paper we are discuss common methods of storage, transmission and dispersion include manual sharing utilizing removable media, centralized servers on computer networks,World Wide Web-based hyperlinked documents, and the use of distributed peer-to-peer networking.We consider the specific case of file sharing and it’s effects on legal sales of music . 1. Introduction Files were first exchanged on removable media.Computers were able to accessremotefilesusing filesystem mounting and FTP servers.The mp3 encoding, which was standardized in 1991 and which substantially reduced the size of audio files, grew to widespread use in the late 1990s. In 1998, MP3.com and Audiogalaxy were established, The Digital Millennium Copyright Act was unanimously passed, and the first mp3 player devices were launched. In June 1999, Napster was released as an unstructured centralized peer-to-peer system, requiring a central server for indexing and peer discovery. It is generally credited as being the first peer-to-peer file sharing system. Gnutella, released in March, was the first decentralized file sharing network. In the gnutella network, all connecting software was considered equal, and therefore the network had no central point of failure. In July The popularity of peer-to-peer file sharing applications such as Gnutella andNapster...
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...remote access server may also be known as simply an access server. c. True or False: A client/server network is the simplest network model. d. True or False: A common way to share resources on a client/server network is by modifying the file-sharing controls via the computer’s operating system. e. True or False: The oldest and still most frequently used network communications services are print services. 2. Install Visio on your workstation. Visio can be obtained from MSDNAA. Once Visio is installed, create a simple network diagram. Start the Visio application, select Network, and then Basic Network Diagram. Start by clicking the Computers and Monitors tab, then drag a few PCs to the diagram, one the upper right, the other the lower right. Next click the Network and Peripherals tab, drag a switch to the middle of the diagram, drag a server to the upper left and a printer to the bottom left. Next, we need to connect the devices. Click the Comm-link icon to connect the devices to the switch. (Link to Sample) SEE BELOW: 3. Describe in your own words the similarities and differences between a peer-to-peer network and a client-server network. Peer-to-peer network is similar to a client server in the aspect that they both share internet connection for access to outer resources. And play a role of both client and server but in different connections such as peer-to-peer can share files between clients but does not have a centralized file sharing server where data is...
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...is the peer to peer model. This model is an ideal selection for a company or organization when there are very few computers. Since your organization currently has 20 Windows peer to peer client computers I would like for you to consider moving towards the client server network modelOnce a peer-to-peer network grows beyond 10 computers, it will likely begin to suffer from performance and from administrative problems (Posey, 2000) In the client server network model network hosts have specific roles which are assigned to them. There are certain host that are assigned as servers, which will provide network resources to the workstations. Unlike the current peer to peer model that is supported in your organization today in which everyone workstation has the same or similar operating systems. There are several benefits for your organization to consider to transitioning to client server network model. One of the major benefits of the client server network model is scalability. Since we know the potential for this organization to double in size over the next two years scalability is a key factor. It’s very easy to expand the size of your network with client server model because it will be easy to just add on workstation. Everything is centralized to the server. This server will be the centralized platform for all the workstations. Another major benefit of this client server model is increased security. This server will provide security that Ocper, Inc. current peer to peer...
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...The concept of Peer-Peer networking is the process of computer networks in which each computer can act as a server for the other computers. This allows shared access to files and peripherals without the need for an central server.The first thought of development of P2P(Peer to Peer) was established in 1969. It was the first RFC(Request for Comments). However, the first implementation of a P2P network was Usenet. This implementation was in the year,1979. The next fifthteen plus years, which followed the first implementation of P2P were uneventful. This would continue until the late 1990’s, when a surge in popularity centered around P2P’s capabilities came about. The way the security of P2P works is by “encrypting P2P traffic, the hope is that not only will the data be safely encrypted, but more importantly, the P2P data stream is encrypted and not easily detectable. With the actual connection stream completely encrypted, it becomes much harder for the P2P traffic to be detected, and, thus, attacked, blocked, or throttled.”(1). The other aspect of how P2P security works would be “anonymizing peers, the P2P network can protect the identity of nodes and users on the network, something that encryption only cannot ensure.”(1). They both work together, well in conjunction, making P2P rather useful in the security field at times. An...
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...Chanee Lowry 6/6/16 Unit 3 IP Instructor: L. Meadors Peer to Peer vs. Client/server With peer-to-peer all of the PC’s on the same network act as equals sharing the same files and resources. Communications between these PC’s use a direct link with no central network controller, such as a client/server. Peer-to-peer network is the easiest to set up because it doesn’t require any software other than the operating system it came with. It also doesn’t require complex configuration of a client/server network. It is cost efficient and the only hardware required is two wireless NIC’s. Client/server uses a central PC (a server) that stores data and other resources. One centralized PC called the client which works as a host to many other computers or workstation’s called clients .The server uses a list of usernames and passcodes whereas peer-to-peer does not. Client/Server offers more security and is more stable. If one user crashes there system, than it could affect their peer-to-peer network. Most client /server networks share one server, making it easier to back up data and files Peer-to-Peer | Client/Server | Each PC is an equal participant on the network | One PC acts as the network controller | PCs are not reliant on one PC for resources such as the printer | One PC controls access to network resources | Access to the network is not centrally controlled | Network access and security are centrally controlled | Can operate on a basic PC operating system | Need a special operating...
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...Has no central server. All computers on the network share its files equally among each other. Expensive to setup but supports millions of users to communicate. Inexpensive to setup and should be installed in homes or small businesses. More security measures than peer-to-peer. Access is controlled by user. No security measures. However if the system is password protected only the person who knows the password can access the system. Easy to backup data and files and system is more stable than P2P. Difficult to backup data and not very stable. C/S Network VS P2P Network • Network Topology This is the geometric arrangement of a computer system. These topologies are accessible in a local area network. These are the main types of topologies 1. Bus 2. Star 3. Ring 4. Tree • In Bus topology all devices are connected to a central cable, called the bus or backbone. They are easy to set...
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...The server model can be utilized by a corporation that has files that need to be distributed. A computer server has the capacity of storing copies of files, and they can be sent to clients’ computers when requested. Servers have been seen as inefficient in the transmission of information due to data being available on only one server or a limited group of the servers. The operations of the server also tend to be expensive due to the large volumes of data being transmitted to each user computer requesting the data. As a result of the stated burden, there have been developments of new systems that are cost effective and also fast as far as technology is...
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...Security Aspects of Peer-to-Peer Computing Shayla J. Brock INSY 4900.51 May 9, 2014 It is important to enable peers to represent and update their trust in other peers in open networks for sharing files, and especially services. A trust model and a method for building reputation based on recommendations in peer-to-peer networks. Since trust is multifaceted, peers need to develop differentiated trust in aspects of other peers’ capability. The peer’s needs are different in different situations. Depending on the situation, a peer may need to consider it’s trust in a specific aspect of another peer’s capability or in multiple aspects. There are networks that provide a flexible method to present differentiated trust and combine different aspects of trust. The evaluation of the model using a simulation shows that the system where peers communicate their experiences outperforms the system where peers do not share recommendations with each other and that a differentiated trust adds to the performance in terms of percentage of successful interactions. Currently, a new and highly interesting paradigm for communication on the Internet, known as Peer-to-Peer (P2P), is emerging...
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...(For Six Months Industrial Training) By Nitika Sharma CHAPTER NO. TITLE PAGE NO. TITLE PAGE…………………………………………………………………………………….i ABSTRACT……………………………………………………………………………………..ii ACKNOWLEDGEMENT………………………………………………………………….iii LIST OF TABLES & FIGURES…………………………………………………………iv 1. INTRODUCTION 1.1 Types of Peer to Peer………………………………………………………………..…...........2 1.1.1 Unstructured P2P…………………………………………………………………………2 1.1.2 Centralized P2P…………………………………………………………………………….3 1.2 Applications………………………………………………………………………..……………….....3 1.3 Advantages…………………..……………………………………………...............................3 1.4 Objective …………………………………………………………………………………………..…....4 1.5 Scope…………………….……………………………………………………………………….………….4 2. FEATURES OF PROJECT…………………………………………………………………………….5 3. HARDWARE & SOFTWARE REQUIREMENTS 3.1 Input Requirements…………………………………….……………………………………..8 3.2 Output Requirements………………………………………………………………………..8 3 3.3 Software Requirements…………………….………………………………………………..8 3.4 Hardware Requirements……………………………………………………………………..8 4. TOOL USED FOR DEVELOPMENT 4.1 NetBeans…………………………………………………………………………….……………….10 4.1.1 Features and Tools…………………..……………………………..………..…….10 4.1.2 Source Code Editor………………………………………………………………….10 4.1.3 GUI Builder………………………………………………………………………………..11 5. TECHNOLOGY TO BE USED 5.1 Introduction to Java…………………………………………………………..……………..13 5.1.1 Java Virtual Machine……………………………………………….…………..13 5.1.2 Principles………………………………………………………………………………..13 5.1.3 Versions………………………………………...
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...scenario I would use a server-client relationship. For this I would need a server to handle login and authentication, a second server for files (file server), I would probably have to create groups in which accounts are assigned and identified by. This would allow me to grant user profiles more, less or equal privileges to the server and it's contents. In order to interconnect all of these things a switch will be required. Question #2: You are the network administrator for a company that has a peer-to-peer network. How would the pieces and components of this network relate to each other? Define all the components of this type of network Answer #2: Peer-to-peer networks are much different than server-client networks. The major difference is that in a peer-to-peer network there is no single server feeding data to the users. In a peer-to-peer network all of the machines involved communicate and share data amongst each other and have an equal role in the network. Question #3: You are the administrator of a client-server environment. What kind of network would you install? How would the pieces and components of this network relate to each other? Define each component of a typical client/server environment. Answer #3: I feel as though I have answered this question with my response to question number one. “For this scenario I would use a server-client relationship. For this I would need a server to handle login and authentication, a second server for files...
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...money by allowing them to: Consolidate (centralize) data storage Share peripheral devices like printers Increase internal and external communications Increase productivity and collaboration One way to classify networks is based on the role network devices play: Network Type Description Peer-to-peer In peer-to-peer networking (also called workgroups), each computer controls access to its own resources. Security controls on each computer identify who can have access to the computer's resources. Advantages of peer to peer networks include: Easy implementation Inexpensive Disadvantages of peer to peer networks include: Difficult to expand (not scalable) Difficult to support Lack centralized control No centralized storage Windows 7 includes a new feature called a HomeGroup. The HomeGroup is a simple way to create a peer-to-peer network for sharing files and printers. Client/server In client/server networking, shared resources reside on special computers called servers. Other computers, called clients connect to the server to access resources. Security controls on the server identify which clients can have resource access. Advantages of client/server networks include: Easily expanded (scalable) Easy support...
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