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A layer of a glass surrounding the center fiber of glass under a fiber-optic cable.
What are the drawbacks of ARCNet? Here are some drawbacks of ARCNet: 1. Standard ARCNet is very slow (2.5 Mb/s). It is almost seven times slower than Token Ring. 2. ARC
Q. Illustrate about Sliding Window Protocols? - Sliding window - Keeps the unacknowledged outstanding frames in sender - Keeps the expected frames in receiver - Sequen
Explain use of perimeter area?
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
Token Bus Frame Format No length field Data is able to be much larger (timers prevent hogs) Frame control Ack required? Data vs Control frame and how is
Q. Illustrate User Agent Services? User Agent (UA) Services - Provide template for user to compose a message - Reads incoming messages - Allows a user to reply to m
Q. Show the Application Layer Responsibilities? - Make possible user access to the network - User interfaces as well as support for services such as E-Mail File
Recognize the command that configures serial0 for PPP encapsulation Ans) Router(config-if)# encapsulation ppp
"arpa" is used by the Cisco IOS for which encapsulation types Ans) Ethernet_II
A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the
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