Describe essential security services, Computer Networking

Assignment Help:

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


Related Discussions:- Describe essential security services

Issues with bridges connecting different lans, Issues with Bridges Connecti...

Issues with Bridges Connecting Different LANs - Frame format - differences in frame structure, fields used (example Ethernet to Token Ring) - Payload size - size of data en

Osi reference model, - The model was developed by the ISO (International Or...

- The model was developed by the ISO (International Organisation for Standardisation) in 1984. It is currently considered the primary Architectural model for inter-computer communi

What are instance variables, What are instance variables? Instance vari...

What are instance variables? Instance variables are those which are explained at the class level. Instance variables require not be initialized before using them as they are au

What are the threats include in computer software, What are the threats inc...

What are the threats include in computer software The second component vulnerable to threats to the system is software. Threats to software may include, but are not limited to

Explain about bandwidth – delay product, Q. Explain about Bandwidth – delay...

Q. Explain about Bandwidth – delay product? Bandwidth - delay product - A measure of competence of ARQ system = bandwidth (bits per second) * round-trip delay (in seco

Compare Intranet with Internet and LAN, Intranet vs Internet vs LAN It...

Intranet vs Internet vs LAN It is certainly possible that both Intranets and the Internet can coexist. As spelt theoretically, the entire Intranet could be located at a remote

What is a jam signal, What is a jam signal A jam signal is broadcasts ...

What is a jam signal A jam signal is broadcasts to network by the transmitting stations that detected the collision to ensure that all stations know of the collision. Every st

Virtual lans, One of the design requirements is to isolate other network tr...

One of the design requirements is to isolate other network traffic and broadcast from finance department to improve security. In order for this to possible we will implement VLAN o

What is bridged ethernet, Bridged Ethernet Raises bandwidth by divi...

Bridged Ethernet Raises bandwidth by dividing the network into smaller networks allowing concurrent communications Separates collision domains because traffic is lower

Internet control message protocol layer, Simulate extremely limited forms o...

Simulate extremely limited forms of IP and ICMP. You will simulate 6 computers, 4 hosts and 2 routers, that are connected in an imaginary network with the topology as shown belo

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd