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Root DNS Servers
A root server is a serve which consists of the entire hierarchy of servers. A root server usually does not store any information about domains but delegates its authority to other servers keeping references to those servers.
There are several root servers each covering the whole domain name space. The servers are distributed al around the world. In the internet there are 13root DNS server ( Labeled a through M.
Q. Calculate Utilization percentage of the link? - System: Stop and wait ARQ - Bandwidth: 1Mbps - Round trip for one bit: 20ms - Frame length: 1000 bits Utilizatio
Any protocol used by an internetwork to exchange routing data within an autonomous system. E.g. RIP, IGRP and OSPF.
Define Character Stuffing? In byte stuffing (or character stuffing), a particular byte is added to the data section of the frame when there is a character with the same pattern
Question 1 Videoconferencing is used to conduct meetings with the people who are located in far distance. Videoconferencing is an example of which type of computer networks? Expla
There are two kinds of characteristics in case of network performance. Delay Throughput
Introduction of DNS While discussing about the Internet, one things comes automatically in the n=mind and hence it is directly or indirectly depended on DNS. The DNS which sta
You are logged into a router, what command would represent you the IP addresses of routers linked to you? Ans)show cdp neighbors detail
100Base-TX Uses two category 5 UTP cable pairs or else two STP cable pairs to connect stations to a hub (star) One pair holds frames from station to hub one pair from
Describe how Link-State routing protocols work
The Common method for writing a program with PVM is as follows: A user writes one or more sequential programs in C, C++, or Fortran 77 having embedded PVM function (or subroutin
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