viernes, 24 de mayo de 2013

Type of networks


Network
Diagram (image)
Brief Description
Main components
Main difference with the rest
Benefits (at least 2)
Local Area Network
is a computer network that interconnects computers in a limited area such as a home, school, computer laboratory, or office building using network media

Network Adapter, Network Medium, Cable Connectors, Power Supply, Hub/Switch/Router, Network Software.

 

 


ncluding telephones andpersonal digital assistants. PANs can be used for communication among the personal devices themselves (intrapersonal communication
Centralized backups, . Reduced operating costs, Universal access to business applications, Real-time insight into the business



Wireless LANs
A wireless local area network (WLAN) links two or more devices using some wireless distribution method (typically spread-spectrum or OFDM radio), and usually providing a connection through an access point to the wider Internet.
The mix of location based services and wireless LAN is creating many possibilities for improving security  and enabling location aware advertising .because of easier installation and mobility, home owners also are taking advantage of wireless LANS when connecting to broadband internet services
creating many possibilities for improving security  and enabling location aware advertising .because of easier installation and mobility
Installation speed and simplicity, reduce cost of ownership.
Personal Area Networks
A personal area network (PAN) is a computer network used for communication among computerized devices, including telephones andpersonal digital assistants. PANs can be used for communication among the personal devices themselves (intrapersonal communication), or for connecting to a higher level network and the Internet (an uplink)
·       IEEE Terms
·       INSPEC
o   Controlled Indexing
o   Non Controlled Indexing
A metropolitan area network (MAN) is a computer network that usually spans a city or a large campus. A MAN usually interconnects a number of local area networks  installation and mobility, home owners also are taking advantage of wireless LANS when connecting to broadband internet services
Metropolitan Area Network
A metropolitan area network (MAN) is a computer network that usually spans a city or a large campus. A MAN usually interconnects a number of local area networks (LANs) using a high-capacity backbone technology, such as fiber-optical links, and provides up-link services to wide area networks (or WAN) and the Internet.
 storage area network (SAN) is a dedicated network that provides access to consolidated, block level data storage be used for communication among the personal devices themselves (intrapersonal communication), or for connecting to a higher level network and the Internet (an uplink) etworks as if they were an integral part of the private network with all the functionality, security and management policies
Wide Area Network
A Wide Area Network (WAN) is a network that covers a broad area (i.e., any telecommunications network that links across metropolitan, regional, or national boundaries) using private or public network transports.
 broadcast domains, which are mutually isolated so that packets can only pass between them via one or more routers used for communication among the personal devices themselves (intrapersonal communication),  that links across metropolitan, regional, or national boundaries) using private 
Storage Area Network
A storage area network (SAN) is a dedicated network that provides access to consolidated, block level data storage. SANs are primarily used to make storage devices, such as disk arraystape libraries, and optical jukeboxes, accessible to servers so that the devices appear like locally attached devices to the operating system
networks as if they were an integral part of the private network with all the functionality, security and management policies of the private network.  used to make storage devices, such as disk arraystape libraries, and optical jukeboxes, accessible to servers  ANs are primarily used to make storage devices, such as disk arraystape libraries, and optical jukeboxes,
Virtual Private Network
A virtual private network (VPN) extends a private network across public networks like the Internet. It enables a host computer to send and receive data across shared or public networks as if they were an integral part of the private network with all the functionality, security and management policies of the private network.

 
computer networking, a single layer-2 network may be partitioned to create multiple distinct broadcast domains, which are mutually isolated so that packets can only pass between them via one or more routers
public networks as if they were an integral part of the private network with all the functionality, security and management policies of the private  A storage area network (SAN) is a dedicated network that provides access to consolidated, block level data storage
Virtual LAN
In computer networking, a single layer-2 network may be partitioned to create multiple distinct broadcast domains, which are mutually isolated so that packets can only pass between them via one or more routers; such a domain is referred to as a Virtual Local Area Network, Virtual LAN or VLAN.
 block level data storage. SANs are primarily used to make storage devices, such as disk arraystape libraries, and optical jukeboxes, accessible to servers so that the devices appear like 



Case 1: Networks


A household has a family desktop computer, two laptop computer, and two mobile phones. They wish to setup and configure a home network to provide Internet access throughout the house.
  1. Explain the items of hardware which may need to be purchased.

D-Link DIR-857 HD Media Router 3000

Though not perfect, the D-Link DIR-857 HD Media Router 3000 makes a great router for homes thanks to its top-notch performance on the 5GHz band and a nice set of features.
(simultaneous 2.4GHz and 5GHz)
450Mbps Wi-Fi speed
offers USB 3.0 and an SD card slot to host storage for the network.
  1. Explain the items of  software which may need to be purchased.
you can always get to its Web interface again by pointing a browser from a connected computer to 192.168.0.1. Unless you have made changes, per the default setting, the log-in password should be left blank,that means that you can use any software because all the installation of the router is via internet and the password is in the router
  1. Draw this network diagram on Drawing (Google Drive), download as JPEG, and upload it here.
         

  1. Describe a detailed budget for the solution (use a table).

  1. Give a detailed justification, in which, you also mention the type of topology to be used.
i think that this router will be perfect for the home because its very recomendable by the experts its a little expensive but  its worfit  and its durable has i high speed internet that covers the house and has a nice security key.its top 5 router in the market.



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