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Explain the term- congestion
The average queue size over the last cycle and the current cycle is calculated. This value is the threshold. By averaging over two cycles instead of just monitoring present queue length, the system avoids reacting to temporary surges that would not essentially produce congestion. The average queue length might be computed by determining the area (product of queue size and time interval) over the two cycles and dividing by the time of the two cycles
What is meant by Asymmetrical protocols? There is a many-to-one relationship among clients and server. Clients always initiate the dialog by requesting a service. Servers are p
Bridges - Operate in both physical and data link layers - Utilized to divide a network into smaller segments - May as well relay frames between separate LANs - Keeps t
Explain use of perimeter area?
Which layers are network support layers? a. Physical Layer b. Data link Layer and c. Network Layers
Which layer is responsible for negotiating data transfer syntax? Ans) The Presentation layer does the following: Manages data representation conversions, or data transfer syntax
Split Horizon - If you attain a protocol's route on an interface, do not send information about that route back out that interface.
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
Financial Services Today financial services are totally depended on computer network. Application includes credit history searchers foreign exchange and investment service
Authoritative DNS Servers Every organization with publicly accessible hosts ( such as web server and mail several on the internet must provide publicly accessible D
DISTANCE-VECTOR ROUTING: It is easy to implement. Packet switch modifies its own routing table first. It is used in RIP. LINK-STATE ALGORITHM: It is ve
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