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Virtual Private Network (VPN) adds the features of both public and private networks. It is fixed to single organization and needs public network for connectivity.
These connections are sometimes known tunnels and connect sites. Every site sees tunnel as point-to-point link. There is no access for other clients of public networks.
GUARANTEEING ABSOLUTE PRIVACY:
In addition to restricting data packets, VPN machines use encryption to sure absolute privacy. Even if an outside does manage to retain a copy of the data packet the outside will be unable to interpret the message.
FAULT TREE CONSTRUCTION RULES (a) Define the undesired fault condition as the "Top" event. The fault event describes the state of either the system or a component. (b
What is anonymous FTP and why would you use it Anonymous FTP enables users to join to a host without using a valid login and password. Generally, anonymous FTP uses a login kno
(a) You are provided with the following: A. An RSA facility complete with public/private key pair B. A CBC (cipher block chaining) facility incorporating the IDEA block ciph
Q. What is Two Types of Errors? Single-Bit Errors: Merely one bit in the data unit has changed Burst Errors of length 'n': 2 or more bits in the data unit have changed (
Q. Define Unicast - Multicast and Reserved Addresses? Unicast, Multicast, and Reserved Addresses Unicast address - identifies a specific device Multicast address
Describe autonomous system?
Describe in detail with example how data fragmentation works?
Can you describe Active and Passive route?
Features 1. Simple to install; 2. Simple to configure; 3. Multiple applications from one user can implement; 4. Multiple users can each use PVM concurrently; 5. C, C++, and
Selective Repeat ARQ - Processing at the receiver additionally complex - The window size is reduced to 2(m-1) (2m/2 at most) - Both the transmitter as well as the receiv
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