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a three stage network is realized by using switching matrices of size p x s in stage 1 r x r matrices in stage 2 and s x p matrices in stage 3 using
explain the following design parameterss sc tc c cci euf k tsthe various terms are given belows total number of switching componentsa good design
discuss the advantages of automatic switching systems over manual switching systemautomatic switching systems have some advantages over the manual
discuss the various functions of telephone switching systemstelephone switching systems functions are as followsi attending the system should be
in what way is stored program control superior to hard wired controlthe spc gains superiority over hard wired because of following pointsspchard
explain how presentation layer helps in establishing and processing data in end to end layersthe idea of the presentation layer is to stand for
explain the techniques which are used to gain on the number pairsin rural areas subscribers are usually dispersed this is both unessential and
explain the numbering plan for isdn address structure the numbering plan for isdn is evolved with using the following guidelines1 this is based on
what do you mean by numbering and addressing numbering and addressing in data networks and telephone the end equipments are more frequently single
what are transmission bridges a usual transmission bridge is demonstrated in figure the series capacitance and the shunt inductances of the two
i need to review 2 different softwares one is windows based and the other is linux based please ask for further
maximum channel utilization in a lan is defined by frame time tf and propagation time tp it is defined bya tptfb tftp c 1 tftp d tf tp
the ccitt standard bandwidth for speech isa 20000
mac is the abbreviation for a multimedia access control b media access controlc mobile access control d master access point
ss7 protocol usesa out of band signallingb associated signallingc speech control signallingd no signallingansss7 protocol uses out of band
companding helps in reducing with respect to signal a interference b
in a dtmf phone digits are represented bya orthogonal frequenciesb orthogonal phases c orthogonal codes d orthogonal pulsesansdigits
in step by step switching line finders are connected to the a calling subscriber
telephone traffic is measured ina seconds b hoursc erlang d pulses per minuteanstelephone traffic is
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