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What is Unacknowledged connectionless service
This service is a datagram-style service. It is a very simple service that does not involve any of the flow- and error-control mechanisms. Thus, the delivery of data is not guaranteed. Connection-mode service: This service is similar to that offered by HDLC. A logical connection is set up between two users exchanging data, and flow control and error control are provided.
Explain what are the External Threats External security threats are the most problematic ones. Till date the greatest threat was the virus menace. Now, with the sophisticated
Can you describe what a FIREWALL is?
a) Which of the well-known Internet applications uses a separate TCP connection for control? b) The separate control connection as in (a) above is an example of control (sig
Verify VLANs and trunking. Use the show ip interface trunk command on S1 and the show vlan command on S2 to determine that the switches are trunking correctly and the proper VL
modern technology in world of 21 century
Reliable Data Transfer Figure illustrate the framework for reliable transfer. The service abstraction provided to the upper layer entities is that of a reliable channel
This example demonstrates the use of parallel sections construct. The three functions, fun1, fun2, and fun3, all can be executed concurrently. Note that all the section directives
QUESTION (a) Name two properties of an agent (b) List the three characteristics used to classify agents according to the Nwana Taxonomy (c) Agent environments can be clas
Modulation and DeModulation
What is the difference between trigger and rule? Ans) The triggers are known as implicitly by database generated events, whereas stored procedures are known as explicitly by cli
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