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Sometimes it's good to know how to flush the DNS cache on your Linux or Windows box. Here is how to do it:
Restart the nscd daemon. In case it is not installed install it first
apt-get install nscd
then type the command
sudo /etc/init.d/nscd restart
sudo service nscd restart
There are a few alternatives to flush the DNS cache under Linux. See this blog posting
to get a more complete overview.
Open a command shell and type
See Forrester’s Report, “Vendor Landscape, Application Performance Management” to identify the right vendor to help IT deliver better service at a lower cost, brought to you in partnership with BMC.