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Q. Illustrate the Model for Network Security?
- A message is transferred from one party (Principal) to another.
- A logical information channel is founded between the two Principals by the cooperative use of some protocol example- TCP/IP.
- Goal is to offer the secure transmission of information from Opponents.
- A trusted third-party perhaps needed for secure transmissions.
Link State Packet When a router floods the network with information about its neighbourhood. It is said to be advertising. The basis of this advertising is a short pack
What are gateways? Gateways give connectivity among two or more network segments. It is usually a computer that runs the gateway software and gives translation services. This t
Recognize the access-list range for an extended IP access-list? Ans) IP extended access-lists use the number range of 100-199.
Maintaining the sequence number The other advantage of GBN is that it maintain the next sequence number.
RIP and IGRP are Distance Vectoring protocols that send their whole routing tables to their neighbours. In some Cisco literature, EIGRP is listed as an 'advanced distance vector
Some of the ?elds of IP and ICMP datagrams will be ?xed, some will be settable by the application, and others will computed according to the situation. You must set all ?elds of th
Applications of Fiber Optics - Backbone networks because of wide bandwidth and cost effectiveness - Cable TV - LANS - 100Base-FX (Fast Ethernet)
Explain the uses of Firewall in computer For Intranet developers, restricting access of unauthorised users to the Web site has been the greatest challenge. In addition to preve
"arpa" is used by the Cisco IOS for which encapsulation types Ans) Ethernet_II
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
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