Your default gateway device is very likely busy handling other requests. Is the DNS server on the same subnet as your client? If it is, then the traffic between your client and the DNS server does not go to the gateway.
Last Wiki Answer Submitted: September 21, 2009 11:51 am by Labnuke9932,645 pts.
All Answer Wiki Contributors: Labnuke9932,645 pts.
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Definitely sounds like a utilization issue. Can you look at the stats on your gateway to see how it’s running and if it’s maxed out?