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What is the difference among TFTP and FTP application layer protocols?
The Trivial File Transfer Protocol (TFTP) permits a local host to get files from a remote host but does not give reliability or security. It uses the fundamental packet delivery services offered by UDP.
The File Transfer Protocol (FTP) is the standard mechanism given by TCP / IP for copying a file from one host to another. It uses the services obtainable by TCP and so is reliable and secure. It establishes two connections (virtual circuits) among the hosts, one for data transfer and another for control information.
Q. Illustrate Keep alive and Time-Waited Timer? Keep alive timer To prevent a long inactive connection between two TCPs - Either client or server crash
Name various types of guided and unguided transmission media. If you are connecting your office computers through a local area network which transmission media would you use? Why?
BRIDGES: A bridge is a hardware device also needed to connect two LAN code segments to extend a LAN. A bridge uses two NICs to connect two code segments. It listens to all tr
Half-Duplex - Capability for data transmission in only single direction at a time among sending station and a receiving station.
objective practical questios answers
One of the design requirements is to isolate other network traffic and broadcast from finance department to improve security. In order for this to possible we will implement VLAN o
Layers, Massages, Segments, Datagram's and Frames Figure 2.15 show the physical path data takes down a sending end systems protocol stack up and down the protocol stac
Question: a) List three characteristics and two potential problems of a peer-to-peer environment. b) List three characteristics and two potential problems of a client/
Q. Show Nonreturn to Zero encoding? - Value of signal is for all time positive or negative - NRZ-L Signal level depends on bit represented; positive typically means 0
Prepare the Network Cable a network that is similar to the one in the topology diagram. You can use any current switch in your lab as long as it has the needed interfaces
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