Computer Networking Connectivity
By Admin on Jan 18, 2011
Connectivity between two computers
In this article we will discuss the distinct strategies of connectivity between two computers.
USB cable
USB ports can power up particular devices and transfer the data at the exact same time. There are four cables inside the USB cable and two of them are employed for power and two for data transfer. The USB standards use A and B connectors to avoid confusion and comparatively the connectivity between the computers by means of the USB cables doesn’t provide the fast speed. The speed also depends on the quality of the cable, operating system, protocols, network devices, CPU and other electronic components.
Ethernet Straight & Crossover Cables
The most commonly utilized approach of the connectivity between the LAN computers is through the Ethernet cables. Ethernet is a local region network communication standard. The prevalent types of the Ethernet cables are straight cables, cross over cable and roll over cable. Straight cable is employed to connect a pc with the hub or switch, cross over cable is employed to connect two computers directly without hub or switch or cross over cable is utilized to connect two hubs or switches with each other. Roll over cable is used to connect a personal computer with a Router’s console port.
Bluetooth Personal Area Network (PAN)
Bluetooth Personal Region Network is a technology that is employed to create an Ethernet network with wireless links between mobile computers. In a Personal Area network up to eight computers, mobile devices such as mobile phones and PDA etc can be connected. A notebook with built in Bluetooth radio can be connected with a desktop pc, which is equipped with an external Bluetooth dongle.
Wireless (Wi-Fi) ad-hoc network
Wireless network communication is achievable by way of the IEEE Wireless 802.11b/g also referred to as Wi-Fi or wireless Ethernet. The computers that are equipped with wireless LAN cards can send and receive the communication signals to and from the access points. The core components that are utilized in the wireless LAN are wireless routers, wireless LAN card and access points etc. For configuration the desktop personal computer plug the wireless access point into your desktop computer and follow the instructions.
Fiber Optic Cable
A fiber optic cable is made up of strands of glass fibers, which permits the transmission of data at the speed of light. Fiber optic cables have big carrying capacity and offer speed in GB. The signals by means of the fiber optic cables are transmitted with out needing to be refreshed. They have greater resistance to the electromagnetic signals, near by cables, motors, and noise. Fiber to the house FTTH is becoming a common standard due to the fact it offers really high speed internet connectivity up to 100 Mbps and higher to the residence users.
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