Blocking Unwanted Parasites with a Hosts File

Here is the URL which will Guide you to Blocking Unwanted Parasites with a Hosts File.

www.mvps.org/winhelp2002/hosts.htm

Using Host File you can speed up the browsing and you can even trick the Pc users.

Host file Path:
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c:\WINDOWS\system32\drivers\etc\hosts (open in notepad)
c:\WINNT\system32\drivers\etc\hosts & FOR LINUX :-/etc/hostsa

host file looks somthng like:-----------------------------------------------------------------
# Copyright (c) 1993-1999 Microsoft Corp.## This is a sample HOSTS file used by Microsoft TCP/IP for Windows.## This file contains the mappings of IP addresses to host names. Each# entry should be kept on an individual line. The IP address should# be placed in the first column followed by the corresponding host name.# The IP address and the host name should be separated by at least one# space.## Additionally, comments (such as these) may be inserted on individual# lines or following the machine name denoted by a '#' symbol.## For example:## 102.54.94.97 rhino.acme.com # source server# 38.25.63.10 x.acme.com # x client host---------------------------------------------------------------eg.if u know IP adrs of yahoo.com is 123.xxx.yyy.zzz,so add the line123.xxx.yyy.zzz www.yahoo.com in HOST FILE now ur browser will not make any search& will straightway make ip comunication with host. ie now ur browser will contact faster to yahoo.com.

Note:
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HOST file dose not have any kind of protection so you are able to edit it in any computer without the administrator account