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Describe shor note on Physical layer?
Data Transfer After connection is established bidirectional data transfer can take place. The client and server can both send data and acknowledgments. Figure show
FDDI, Token Ring and Ethernet are all physical layer framing standards.
Q. Show VPNs Security and the Internet Model? - VPN's Security and the Internet Model - Application layer - provide for each application protocol (other layers may be left v
Explain the technique- Backpressure This technique produces an effect same to backpressure in fluids flowing down a pipe. It includes link-by-link use of flow control in a dire
Persistent and No persistent Connections HTTP can use both persistent and non persistent connection. By defaults uses persistent connections. Persistent Connections
A hypertext link is a special tag that links single page to another page or resource. If you click the link, the browser goes to the link's destination.
What are the concerns of the Physical Layer? Physical layer coordinates the functions needed to transmit a bit stream over a physical medium. a. Physical characteristics of in
What is OSI and what role does it play in computer networks? OSI (Open Systems Interconnect) serves as a reference model for data communication. It is made up of 7 layers, with
TCP Segment Structure Figure shows the format of the TCP segment. The header consists of a 20 bytes fixed part plus a variable size options fields. The description o
State the Example of security audit as case study Linda narrates one of her experience about a security audit. She was performing a spot audit where she was checking certain
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