What is telecommunication network management? Telecommunications Network Management originated under the International Telecommunication Union – Telecommunications (ITU-T) as a strategic goal to create or identify the standard interfaces that allow a network to manage consistently across all network suppliers. The process has been instrumental in fostering a standard method to define and address network issues. This is seen and managed mostly with wireless communications and cable television service providers. Network management has been widely used to manage networks from high-speed fiber optic networks to distributed cellular and satellite based wireless communications. Management on this scale is very daunting so network management requires breaking down the tasks and services to make the whole system more manageable. TNM as a model for network management comes in two main forms, Simple Network Management Protocols (SNMP) and Common Management Information Protocol (CMIP). Th...
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Computer
What is Computer : Computer is an electronic device that is designed to work with Information. The term computer is derived from the Latin term ‘ computare ’, this means to calculate or programmable machine . Computer can not do anything without a Program . It represents the decimal numbers through a string of binary digits . The Word 'Computer' usually refers to the Center Processor Unit plus Internal memory. Charles Babbage is called the "Grand Father" of the computer. The First mechanical computer designed by Charles Babbage was called Analytical Engine . It uses read-only memory in the form of punch cards. Computer is an advanced electronic device that takes raw data as input from the user and processes these data under the control of set of instructions (called program) and gives the result (output) and saves output for the future use. It can process both numerica...
what is mobile?
A mobile phone , cell phone , cellphone , or hand phone , sometimes shortened to simply mobile , cell or just phone , is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area. The radio frequency link establishes a connection to the switching systems of a mobile phone operator , which provides access to the public switched telephone network (PSTN). Modern mobile telephone services use a cellular network architecture, and, therefore, mobile telephones are called cellular telephones or cell phones , in North America. In addition to telephony , 2000s-era mobile phones support a variety of other services , such as text messaging , MMS , email , Internet access , short-range wireless communications ( infrared , Bluetooth ), business app...