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Enumerate about the Virtual Private Network (VPN)
Even though, many firewalls also include the features of the virtual private network, the functionality and capabilities of VPN are different from those of the firewall. It is important to understand that installing a firewall is only one part of a security strategy. In addition to it, other aspects such as user authentication through username/password combination, VPNs, a public-key cryptographic code and resource management should also be added tothe policy of the company's Intranet security.
What do you mean by platform independence? Platform independence means that we can write and compile the java code in one platform (eg Windows) and can implement the class in a
master construct #include extern float average(float,float,float); void master_construct ( float* x, float* xold, int n, float tol ) { int c, i, toobig; floa
Message Passing The PVM communication model gives asynchronous blocking receive, asynchronous blocking send and nonblocking receive functions. In our methodology, a blocking se
Q. Illustrate Keep alive and Time-Waited Timer? Keep alive timer To prevent a long inactive connection between two TCPs - Either client or server crash
Q. What do you mean by Flow Control? - How much data sender is capable to transmit before receiving the ACK - Why flow control? - Limitation with receiver 1. Processin
To accept its goals, ATM uses fixed, small sized packets known cells. Every cell has 53 octets. VPI/VCI fields shows the cells destination. PRIO say if cell can be discarded CRC
Q. Explain the Communication Channel Threats? Secrecy Threat - Secrecy is the avoidance of unauthorized information disclosure - Privacy is the guard of individua
What is a pointer and does Java support pointers? Pointer is a reference handle to a memory location. Improper handling of pointers leads to memory leaks and reliability issues
FCS= Frame Check Sequence CRC (Cyclic Redundancy Check) algorithm runs in switch that known as FCS (Frame Check Sequence)
IEEE 802.3 frame format
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