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Address is a full unique identifier. Connectionless delivery needs address on every packet.
Connection-oriented delivery may use a short hand that shows the connection rather than the destination.
As an example let's take an ATM with 16-bit address, 24-bit connection identifier and connection identifier adds.
-8-bit Virtual Path Identifier (VPI)
-16-bit Virtual Circuit Identifier (VCI)
The connection identifier is local to every computer and it can be different at different segments of the ATM switch.
Can you describe screened subnet architecture?
What is WDM? WDM is conceptually the similar as FDM, except that the multiplexing and demultiplexing includes light signals transmitted by fiber optics channel.
802.11a OFDM a) Orthogonal frequency-division multiplexing utilizing a 5-GHz band b) Same as FDM except all sub bands are used by only one source at a given time c) Secu
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Q. What do you mean by Modems? Telephone Modems - A telephone line has a bandwidth of approximately 2400 Hz for data transmission
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
Problem 1: (a) Briefly explain each of the following wireless standards: (i) WiFi (ii) WiMAX (iii) 3G. Problem 2: (b) Bluetooth is an industrial specific
Q. Illustrate the Advantages of VLANs? - Cost and time reduction in moving stations from one group to another - Creation of virtual workgroups - Security Position of
Describe any good security technology A good security technology should be powerful enough to support the features that the administrators need, including rules validation to i
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