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what are the two principal functional elements of digital switching these elements carry out the actual switching of
what are the three basic building blocks of a time switch what are the limitations of a time t switch how are these
we have a 30 times 30 space array with a time-slot interchange tsi at each input the tsi is designed for ds1 operation
what is the function of junctors in a switch eg a dms-100 to make a switch universal-that is easy to change over from
what is the meaning of each letter in borscht of what use to the telecommunication system engineer is a hypothetical
why is it imperative that every outgoing bit stream from a digital switch have its bit rate very close to the nominal
what is the most common way for a digital network to disseminate timing we commonly meet what is termed the two-clock
describe the two common methods of correcting errors that occur on data links a frame check sequence fcs contains
define hamming distance name the three different types of arq which is the simplest to implement which is the most
on a start-stop circuit where does the receiver start counting information bits at which signal element there are three
describe a window of frames 20 x25 deals primarily with which osi layer lapb its access protocol resides in layer 2
where is the basic application of mpls what packet protocol does it serve in mpls differentiate an ler from and lsr
what is the primary purpose of ip use the word interface in the answer even though tcpip predates osi in what osi
how does ip use source routing in what way does icmp help ip give four of the icmp type messages of the eight listed
tcp operates on what kind of boundaries or segments express in bits ipv6 has augmented addressing compared to ipv4
define sar segmentation and reassembly define encapsulation in one or two sentences give the rationale why the osi
give the three approaches to data switching provide a short description of each what is the efficiency of start-stop
which is one very prevalent way power utilities make money with their telecommunication network carry this thought just
define topology regarding data networks give at least four major differences between wans and lans give six of the
shannons formula for capacity in bitss for a particular bandwidth was based on only one other parameter what was it we
name at least two advantages using a balanced interface between dte and dce what are the three basic impairments to
show and explain the function of each of the 56 fields of a generic data frame how does a synchronous data receiver
what are the two basic transmission problems that must be faced regarding the medium when designing a lan if a lan has
what is the function of a crf or head end on a broadband lan there are two methods of connecting user facilities to
why is loop polling more efficient than roll-call polling relate the ieee 802 lan standards to the seven-layer osi