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Q. Explain about Domain Name System?
-In the past, mapping of IP addresses was static using a host file
-Impossible in today's dynamic environment
-Domain Name System (DNS) was created to divide mapping information to be stored on multiple computers to be accessed when needed
Vector-Distance algorithm illustrated in more detail below: Packet switches wait for next update message and they goes by entries in packet. If entry has least path to destinat
As we previously know, the merge sort algorithm needs two circuits, i.e. one for merging and second for sorting the sequences. Thus, the sorting circuit has been derived from the a
Twisted Pair Cable Twisted pair cable consists of two insulated copper wires each about 1 mm thick arranged in a regular spiral pattern. The wires are twisted together
Can you describe format of RTP and RTCP packets?
Define the analog audio and video conferencing systems When analog audio and video conferencing systems were used, the procurement and installation was complex, less reliable a
ACK Received If an ACK is received by the sender. The SR sender marks that packet as having been received by the receiver.
VPN Technology For an organization VPN technology uses some main techniques for privacy a.Encryption /Authentication b.Tunnelling c.Fire walls
A communications channel is pathways over which information can be communicate. It may be described by a physical wire that connects communicating devices, or by a radio, laser, or
Metrics For Performance Evaluation In this section, we would highlight different kinds of metrics involved for analyzing the performance of parallel algorithms for parallel co
The major features of TCP are following: Reliability : TCP ensures that any data sent by a sender arrives at the destination as it was sent. There cannot be any data loss or mo
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