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What is the difference between TFTP and FTP application layer protocols?
The Trivial File Transfer Protocol (TFTP) allows a local host to obtain files from a remote host but does not provide reliability or security. It uses the fundamental packet delivery services offered by UDP.
The File Transfer Protocol (FTP) is the standard mechanism provided by TCP / IP for copying a file from one host to another. It uses the services offer by TCP and so is reliable and secure. It establishes two connections (virtual circuits) between the hosts, one for data transfer and another for control information.
Screening Router In this setup network router acts as a firewall. It checks all incoming and outgoing packets according to the predefined rules. This filter is placed at the c
What are the advantages and disadvantages of the three types of routing tables? The three types of routing tables are fixed, dynamic, and fixed central. The fixed table must be
Write the characteristic of Store and Forward switches? A) Store and Forward switch will not forward fragments. B) The longer the frame, the longer the delay (latenc
Primary Function Core network typically providing the followings functionality 1.Aggregation : the highest level of aggregation in a service provider networks. The
In connectionless schema, there is no connection required. The source of data includes destination information in data and transmit to the network. Network transmit each data item
Why it is necessary to have layering in a network? A computer network is a very complex system. It becomes very difficult to execute as a single entity. The layered approach di
BRDGING BETWEEN BUILDINGS: If two buildings are placed far from each other, a bridge, a pair of fiber modems and an optical fiber may be used to locate two LANs as given in t
Write the layer on which layer does L2F, PPTP and L2TP operate?
Q. Electrical Characteristics of 9-Pin RS232 Connector? Electrical Characteristics - Single-ended One wire per signal and voltage levels are with respect to s
Describe how EIGRP finds its successor and feasible successor?
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