Access network is the last mile of the communication network that connects the telecom Central Office (CO) to the residential and business customers. With the proliferation of the Internet, customer demands for bandwidth-intensive services are rapidly increasing. Access network comprises a large part of the Internet. It is a major energy consumer in the Internet due to the presence of huge numb...

E-Energy: Just another one of these short-lived e-buzzwords? It doesn't look so! The adequate supply with various forms of energy is turning into one of the deepest challenges for mankind: How can we satisfy the growing worldwide demand for energy while reducing simultaneously the emission of greenhouse gases? The European Union has set up an ambitious strategic plan for developing low carbon t...

Cloud computing is a result of the continuing progress made in the areas of hardware, technologies related to the Internet, distributed computing and automated management. The Increasing demand has led to an increase in services resulting in the establishment of large-scale computing and data centers, in addition to high operating costs and huge amounts of electrical power consumption. Insuffic...

purpose: the present research aimed to study internet and electronic recourses searching behavior of geography ph.d. students of tehran university. methodology: using a questionnaire survey, demographic features and educational trends of 61 studied students were analyzed. findings: results showed that all of the statistical population used e-mail services, databases and search engines. most of ...