Designing a basic network for 3 buildings indicating how many routers, hubs etc are required for each floor as well as the system used to connect them.

Design a basic network suggesting how many routers and hubs etc for each floor. As well, determine what to use to connect i.e. Cat5 wire,etc. Building A: Main building 7 stories 1 Basement 6 Normal floors There are 350 people in the building 30 in basement 40 1st floor 60 2nd floor 60 3rd floor 70 4th floor 50 ...continues

The differences between the internet, the world wide web, and an intranet.

What are the definitions and explanations of the internet, the world wide web and an intranet?

Tips on Applet Servlet Communication In Java.

Communicating with a servlet from an applet can be quite an ordeal if you dont know the nitty gritties. Here are some tips which should make it pretty straight forward.

Network security

I need detailed answers for these 2 questions. 1.Suppose we wish to use Kerberos for securing electronic mail. The obvious way of accomplishing this is for Alice, when sending a message to Bob, to obtain a ticket for Bob and include that in the email message, and to encrypt and/or integrity-protect the email message using the ...continues

Network Secuirty/design for clipper/Alice-Bob communcaition

Greatly appreacieted if someone can provide help on this problem.Not able to follow. 1.How to Propose an alternative design for Clipper, where each chip knows only a public key and the government holds the corresponding private key, and where each party sends the session key encrypted under the public key as part of its trans ...continues

use of public and private keys

2.)Suppose there is a publicly readable file called /etc/public key. An entry in the file for user A consists of a user's identifier IDA, the user's public key, KUa, and the corresponding private key KRa. This private key is encrypted using DES with a key derived from the user's login password Pa. When A logs in the system decry ...continues

STDM

How does STDM yield more efficient use of the bandwidth? How many T-1 lines are needed to make up one OC12 line ? Need to see the calculated out to understand this Explain the differences between TDM and FDM? Hi I have these topics I am trying to understand further please help. thanks

Please show me how a class C IP address: 202.14.5.0

Please show me how a class C IP address: 202.14.5.0. Using 3 bits of subnetting, compute all possible subnets for the given address. Include network and broadcast addresses for each subnet. Show the subnet mask. Please show me the Name of and Describe the 2 different Access Methods for digital cellular. I need a beet unde ...continues

Network topologies and a problem. thanks

a. Explain the differences between RIP and OSPF. b. What is the difference between TCP and UDP. c. How many subnets can be created with the following address scheme, 154.234.x.x subnet mask of 255.255.224.0 ?

wireless standards being used

I am looking for as much info on wirless standards here are some questions I have come up with if you have more info on this topic it would be appreciated. thank you