Hi
You can find general info about DNS here,
http://en.wikipedia.org/wiki/Domain_name_system
What is your specific settings of DNS is depends on how you are connected to
the Internet (type of connection, Router, Software firewall etc.).
Could be that trying this process will take care of the local problem,
http://www.ezlan.net/clean#refreshnet
Jack (MVP-Networking).
"mark.ew" <(E-Mail Removed)> wrote in message
news:F87B508F-4569-43F5-BC12-(E-Mail Removed)...
> Whilst trying to repair my wireless connection, i get the message 'unable
> to
> clear DNS cache'. What is the DNS cache, and should it be cleared when
> repairing the connection. I hve two computers on my wireless network, i
> get
> the same message when repairing the connection on either computer.
>
> thanks
>
> mark