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Q. TCP-IP and OSI Differences
- TCP/IP combines the Presentation and Application Layers
- TCP/IP combines the OSI Data Link and Physical Layers into 1 Layer
- TCP/IP appears simpler with fewer layers.
- TCP/IP Protocols are standards for the Internet
- No Networks are really built around OSI...it serves as a guide.
Q. Protocols and Standards - Cable Network Architecture? - Essential in creating as well as maintaining an open and competitive market for equipment manufacturers and in guaran
Consider a signal x(t) = 10 cos(2πfct + 4 cos 2πfmt). Assume frequency modulation. The message frequency fm = 2:3 kHz. Calculate the modulation index and find the bandwidth when
Virtual Private Network ( VPNs) When we use the internet or the risks to the security of our data arise. The solve the security problem a virtual private network used for
QUESTION (a) What are the problems with IPv4 on today's Internet and how does IPv6 solve these problems? (b) Describe at least three ways in which IPv6 is more efficient tha
Output Port The function of the port is take the packets that have been stored in the out put port memory and transmits them over the out going link. The queuing and bu
What is Star topology Each station is directly connected to a common central node. Typically, each station attaches to a central node via two point-to-point links, one for tran
Can you define the difference among trusted and untrusted networks?
What are the key benefits of layered network? Main advantages of layered network are given below: a) Complex systems can be split into understandable subsystems. b) Any f
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Screened Host Architecture This architecture consists of two host machines: a Screening Router and a Screening Host. Screening Router is placed between a local network and the
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