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call request signal is a seize signalb idle state signalc line identification signald called subscriber alert signal anscall
network layer is used fora breaking up the data in frames for transmissionb deal with error correctionc automatic recovery of
example of circuit switching and sampf stored and forward switching isa telephone and post of telegraph b video signal post or telegraph c
trunks are the lines that run betweena subscribers and exchange b switching system and power plantc local area
spc is used fora carrying exchange control functions b carrying subscriber control functions c exchange hardwared signalling
network with point-to-point link is known asa fully connected network b half connected networkc duplex connected
the grade of service is measured ina the grade of service is measured ina
erlang is used toa measure busy period b give total busy period in minutesc measure
distortion caused on telephone line by an adjacent one is calleda cross
the bandwidth requirement of a telephone channel isa 3
telex is aa telephone service between various subscribers b tele printer service between various subscribers c television service between
mac address helps ina multimedia access controlb media access controlc mobile access controld master access point controlansmac address
broad band isdn handles data rate of abouta 64
common channel signalling in ss7 isa out band control channel b in band control channel c speech control channel d none of the aboveanscommon channel
as per nyquist criterion the sampling rate isa
for two stages network the switching elements for m inlets with r blocks and n outlets with s blocks is given bya ms
spc standsa standard protocol controlb stored program controlc signaling and switching centred signaling process centeransspc
in a dtmf phone a dialling of 8 generatesa 1336 hz- 770 hz b
the final selector is connected to the a calling subscriber b
discuss different routing plan adopted in a telephone networkhierarchical networks are able of handing heavy traffic where needed and at similar time
give some technical specification for subscriber linessubscriber pairs and exchange pairs are interconnected at the mdf through jumpers the mdf
define the term grade of servicegrade of service in loss systems the traffic carried through the network is usually lower than the actual traffic
explain traffic intensity in networkingtraffic intensity the traffic load on a given network may be on interoffice trunk lines the local switching
define the term busy hourbusy hour continuous 1- hour period lying completely in the time interval concerned for that the traffic volume or the
what is traffic engineering traffic engineering gives the basis for analysis and design of telecommunication network to carry a specified traffic at