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As the Internet started, the original Classful addressing procedure became a limitation. The IP address space was being terminated because all networks had to select one of three possible sizes. Many addresses were not used.
Two new methods were invented to overcome the limitations, which are as given:
Instead of having three different address classes, allow the division between suffix and prefix to occur on an arbitrary boundary. The classless addressing scheme answers the problem by allowing an ISP to give a prefix. Prefix is 28 bits long.
Internet Mail Access Protocol Another mail access protocols is internet mail access protocols version 4 ( IMAP4). IMAP4 is similar to POP3 but it has more feature
Question: a) (i) Describe the entire process of credit card processing, identifying the different steps and parties involved. (ii) What are the roles of the acquiring ban
Advantages and Disadvantage of Computer Networking Most of the benefits of networking can be divided into two generic categories Connectivity and sharing. Networks
Network throughput It is a symptomatic measure of the message carrying capability of a network. It is termed as the total number of messages network can send in per unit time.
Dotted decimal representation is a syntactic form the IP software uses to express 32-bit binary numbers when communicating with humans. Dotted decimal presents every octet in decim
Name the physical interfaces that PPP can be configured on a Cisco router: Ans) A. Asynchronous serial B. HSSI C. ISDN D. Synchronous serial These four of th
DNS - Server Attacks It’s not so easy to list all the associated attacks as they are evolving way so fast. As any error of flaw is identified, a patch is released in response
Q. Example on Multiplicative Decrease? w = 1 for (each new ACK received) w = w+1 until (loss detected or w >= ssthresh) Not so slow - Exponential increase
Can you define the concept of VLSM?
What are different ways of securing a computer network? There are lots of ways to do this. Install reliable and updated anti-virus program on all computers. Make sure firewalls
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