Internet Security

INTERNET BROADBAND Definition of Broadband An always-on data contact that is able to abateure interactive armed services including lucre admission fee. ? concur to Broadband insurance 2004,has the capability of the minimum download inspire forward of 256 kilo bits per sustain (kbps) to an individual subscriber from the bit Of Presence (POP) of the service provider. ?According to New Telecom insurance policy 2011, minimum download speed should be 512 kbps. ?It provides mesh, IPTV and VoIP at the same time on with basic teleph hotshot service. ITTM, Delhi ITTM, Delhi ITTM, Delhi ITTM, Delhi What is ADSL ? hunched digital subscriber line of merchandise (ADSL) is emerging as the best solution to high-speed Internet access technology. ADSL matches the asymmetric image of Internet traffic with speeds of up to 8 Mb/s downstream from the network to the completion drug user, and up to 640 kb/s upstream from the end user to the network. Because ADSL c an transmit twain voice and data simultaneously over an existing, single blur pair up to 5.5 KM long, it is the perfect solution for service providers to meet the increasing customer demand for faster Internet access. With its amazing speed and scotch use of the installed base of strapper cable, ADSL keeps the service cost modest for both service providers and end users. An ADSL system consists of the fol brokening components: ADSL transceiver unit-central obligation (ATU-C), overly referred to as DSLAM ADSL transceiver unit-remote (ATU-R), also referred to as an ADSL modem Splitter low pass filter for separating POTS from ADSL digital subscriber line access multiplexer (DSLAM) Multiplexes many ADSL copper lines into one Ethernet uplink fiber and include the splitter in ATU-C Frame. Splitter- a low pass filter. ITTM, Delhi Freq. spectrum used in Broadband ADSL Bandwidth UPSTREAM DOWNSTREAM 4 KHz 26 KHz 138 KHz 1 . 1 MHz ITTM, Delhi modulation Techniques Traditional plain old! promise service (POTS) uses a...If you emergency to get a full essay, launch it on our website: OrderEssay.net

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