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Q:

What is TELNET?

Answer

TELNET is a client-server application that allows a user to log on to a remote machine, giving the user access to the remote system. TELNET is an abbreviation of terminal Network.

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Subject: Network Administration

Q:

What is difference between ARP and RARP?

Answer

The address resolution protocol(ARP) is used to associate the 32 bit IP address with the 48 bit physical address, used by a host or a router to find the physical address of another host on its network by sending a ARP query packet that includes the IP address of the receiver.


The reverse address resolution protocol (RARP) allows a host to discover its Internet address when it knows only its physical address.

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Subject: Network Administration

Q:

What are major types of networks and explain?

Answer

Server-based network: Provide centralized control of network resources and rely on server computers to provide security and network administration.


peer-to-peer network: computers can act as both servers sharing resources and as clients using the resources.

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Subject: Network Administration

Q:

What is traffic shaping?

Answer

One of the main causes of congestion is that traffic is often busy. If hosts could be made to transmit at a uniform rate, congestion would be less common. Another open loop method to help manage congestion is forcing the packet to be transmitted at a more predictable rate. This is called traffic shaping.

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Subject: Network Administration

Q:

What is 255.255.255.255 used for?

Answer

Research

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Subject: Network Administration

Q:

What is the (default) class type of 195.152.12.1?

Answer

CLASS B with NET ID 195.152.0.0

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Subject: Network Administration

Q:

What command-line tool would help you discover for which port numbers your computer is listening?

Answer

netstat -n  (on Dos prompt)

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Subject: Network Administration

Q:

What is CIDR?

Answer

Classless Inter-Domain Routing 

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Subject: Network Administration