A binary signal is sent over a 3-khz channel whose signal-to-noise ratio is 20 db.Calculate the maximum achievable data rate ?

2960

Why TCP/IP reference model is more popular than OSI model ?

3159

We can use Office Communication server instead of any dialer?

3011

What are the principles that were applied to arrive at the seven layers in OSI model?

3485

what is the equivalent nx-os command for the "ip multicast-routing" ios command, and does the nexus 7000 support pim-sparse mode?

1365

Define Explore a world of satellite solutions?

1251

what happens when two consigitive ports of switch are connacted using one cross cabel with each other?(how the whole network gets down)

2972

Compare satellite with fiber as a communication medium and enumerate the application areas where satellite still holds a niche(or special)marker.

1865

which is the latest version of dos? & what is the command to copy windows files (i386) without formatting OS?

2172

Compare the maximum window size in go-back-N and selective-repeat ARQs.

2338

What is virtual channel

1176

Draw the IP datagram header format. “IP datagram has a checksum field still it is called an unreliable protocol”. Justify?

2649

Discuss the different factors affecting congestion control algorithms. ?

3573

List out the main responsibilities of the network layer.

1906

what is colour port? what is the use with it?

2195