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VPN Technology
For an organization VPN technology uses some main techniques for privacy
a.Encryption /Authentication
b.Tunnelling
c.Fire walls
Q. Explain about Congestion control? Congestion control Open-loop congestion control - prevent congestion before it happens retransmission policy - Ret
Given the address 172.16.2.120 and the subnet mask of 255.255.255.0. How many hosts are available? Ans) 172.16.2 120 is a standard Class B address with a subnet mask that permit
Header length This field specifies the length of the TCP header in 32 bit words. This information allows the receiver to know the beginning of the data area becau
a) What does the "CD" mean in the CSMA/CD? How is it implemented in the Ethernet? b) Consider an Ethernet hub with 8 ports and an Ethernet switch with 8 ports. In both cases
Determine the level of Fibre Channel standard The Fibre Channel standard is organized into five levels: FC-0: The Physical Interface and Media Level handles a variety of phy
Star Topology Devoted point-to-point links to central controller (hub) Controller acts like exchange Advantages - Less expensive - Robustness Disadv
Quetion: An amplifier increases the peak-to-peak voltage of a signal from 1 V to 20 V. What is the amplifier's gain in dB?
Question Which elementary logic gate is equivalent to this circuit? Show your working.
Determine the Difficulties arise with database connectivity A number of difficulties arise with database connectivity and the company may have to shell out an enormous amount
A.) JPEG and PICT B.) MPEG and MIDI C.) ASCII and EBCDIC For example, the Presentation layer would be liable for changing from EDCDIC to ASCII. Data compression, decompres
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