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Problem:
(a) Application Layer protocols can be classified as connection-oriented or connectionless-oriented.
i. What do you understand by the term protocol? ii. Give an example of one connection-oriented application layer protocol and one connectionless-oriented application layer. iii. Describe how each above-mentioned protocol work by providing as much information about application messages, port numbers, etc...
(b) Describe essential security services and the mechanisms used to enforce those three services.
(c) Given the following received codeword C and the generator polynomial G. Determine if an error has taken place during transmission.
You should show your work and not reply merely Yes or No.
C: 110011001 G: x3 + 1
How receiver detects error The frame is 10011101. The generator is 1001. The message after appending the three zeros is 10011101000. The reminder on dividing 10011101000 by 100
What is meant by Asymmetric Multiprocessing (AMP)? It imposes hierarchy and a division of labor between processors. Only one designated processor, the master, controls (in a ti
NetWare IPX addressing uses a network number and a node number. Which statements are true? A. The network address is administratively assigned and can be up to 16 hexadecimal digi
Can you explain disimilar areas in OSPF
Q. Describe OSI Routing Architecture? End systems (ESs) as well as intermediate systems (ISs) use routing protocols to distribute (-advertise?) some or all of the informati
short note on redhat updation details? why redhat is popular?
List the Advantages of microwaves. a. They need no right of way acquisition among towers. b. They can carry high quantities of information because of their high operating f
What is ESP (Encapsulating Security Payload)?
DEFINE
What is VRC? It is the most common and least costly mechanism for Error Detection. In VRC, a parity bit is added to each data unit so that the total number of 1s becomes even f
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