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Q. What are the basic key functions of data link layer?
Ans: Data link layer transfers data in a structured and reliable manner so that the service given by the physical layer is utilized by data link layer. Main basic function of data link layer is media and framing access control.
Token Bus Physical order of stations doesn't matter Line is broadcast medium "Send" token by addressing neighbour Provisions for deleting, adding stations
Extranet and Intranet An Extranet is a type of Intranet (Internal TCP/IP Network) that has been selectively opened to a firm's suppliers, customers. Intranet An intrane
Quetion: A 22 nF capacitor is initially charged to 10V. It is then discharged by connecting a 100kW resistor across it. Approximately how long does it take for the voltage on t
What are proxy servers and how do they protect computer networks? Proxy servers primarily stop external users who identifying the IP addresses of an internal network. Without i
PVM (Parallel Virtual Machine) is a portable message-passing programming system, designed to link divide heterogeneous host machines to form a "virtual machine" which is a one, man
Question : (a) Describe, with the aid of a diagram, a hybrid topology of a network of your choice. (b) Briefly explain the similarity and differences between a switch and
You are a network consultant working for a large European networVservice provider and have been given the task of reviewing the future network requirements of the company for its f
Question: a) Briefly describe the purpose of Windows Powershell? b) Name three ways software can be installed on Linux? c) What is an interrupt request? d) As the
What is the difference between interior and exterior neighbor gateways? Interior gateways connect LANs of one organization, while exterior gateways connect the organization to
Networks are more frequently being prepared to allow specification of the quality of service needed by users. For example: - a typical voice telephone call may give a QoS para
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