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Q. Show Data link and Physical vs Subnet?
- Data link layer
- Physical layer
Q. Microwave Applications? - Unicasting - one-to-one communication among sender and receiver - Cellular phones - Satellite networks - Wireless LANs
Define the terms Unicasting, Multiccasting and Broadcasting? If the message is sent from a source to a one destination node, it is called Unicasting. If the message is sent
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 n
How can the use of NAT and PAT, be considered a security mechanism? Research the acronym(s) if it is not a part of your collection.
objective practical questios answers
Firewalls After several security related internet newsgroups started overflowing with posts it becomes clear something hand to done to help secure networks. The first
What is anonymous FTP? Anonymous FTP is a way of granting user access to files in public servers. Users that are permitted access to data in these servers do not require identi
Define the term - frame and packets Frames sum up packets. When a packet arrives at data link layer, the complete packet, header, data and remaining all, is used as data field
IGRP is a distance vector routing protocol designed by Cisco. The maximum hop count is 255, and it uses a combination of variables to verify a composite metric. IGRP has an adminis
In this part we shall give a short description of the routines in the PVM 3 user library. Each PVM program should include the PVM header file "pvm3.h" (in a C program) or "fpvm3.h"
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