Re: internet connection in a network randomly crashes

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Posting the result of nslookup may help. Or check this troubleshooting;

NslookupNslookup.exe is a tool for testing and troubleshooting DNS servers. Example. To query for the Chicagotech.net MX record, type the following: C:\> nslookup . ...
www.chicagotech.net/nslookup.htm


--
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on
http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on
http://www.HowToNetworking.com
"mark" <mark@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message news:2EE614E4-77A3-416D-909D-A2EDFAD9A164@xxxxxxxxxxxxxxxx
hi robert,

i have scanned it with AVG 8.0 and the result was clean.
nslookup showed DNS request timed out, can't find server name and default
servers not available

"Robert L. (MS-MVP)" wrote:

Have you scanned any virus and spyware? Also any errors when running
nslookup command?

--
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on
http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on
http://www.HowToNetworking.com
"mark" <mark@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:B2AA6702-CE27-4D21-B16D-36DB5E122085@xxxxxxxxxxxxxxxx
> hi, i have a laptop and everytime i connect to our network the internet
> connect of the whole network will crash for 30 seconds and then the
> internet
> goes back for about 3 minutes then goes out for another 30 seconds. can
> anybody help.



.



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