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Explain IBM's SNA Architecture
SNA is a computer networking architecture that was formed by IBM to give a network structure for IBM mainframe, midrange, and personal computer systems. SNA explains a set of proprietary communication protocols and message formats for the exchange and management of data on IBM host networks.
List the layers of OSI There are seven layers in OSI model a. Physical Layer b. Data Link Layer c. Network Layer d. Transport Layer e. Session Layer f. Presen
Question 1 Brief the Fourth generation network. List its advantages and disadvantages Question 2 Explain the steps involved in component identification and call establishm
Explain in brief -Ring Topolgy Comments 1 - A faulty connection amid two stations can cause network failure 2 - It's difficult to add a new station/device as it has to come betwe
Q. Flow control in TCP? The amount of data a source is able to send before receiving an ACK from the destination Whether to send 1 byte of data as well as wait for ACK
Explain how the lan model be developed The LAN model can be developed incrementally. If LAN is just a long cable. it cannot be brought down by single failure (if servers are re
Question: (a) Suppose that you are a communication engineer and you have to construct a mobile telephone network with bandwidth W = 4.2 MHz in each link. The data rate is
Three layers are called upper layers a) Application Layer - 7 b) Presentation Layer - 6 c) Session Layer - 5
Get the network design for a company
network diagram which must include at least 2router,2bridge and 4 switches and must have different protocols and different cable...?
Initialization Imagine that all routers in our sample internetwork comes up at the same time. Each router sends a greeting packet to its neighbours to find out the sta
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