Re: often need to stop and start DNS service....
From: Jim (anonymous_at_discussions.microsoft.com)
Date: 03/16/04
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Date: Mon, 15 Mar 2004 21:44:50 -0800
I'd love to see that article discussing DNS servers and
Cable modems. Let us know if you find it! Thanks
>-----Original Message-----
>In news:cfdf01c409d4$d6ac4f70$a101280a@phx.gbl,
>anonymous@discussions.microsoft.com
<anonymous@discussions.microsoft.com>
>posted their thoughts, then I offered mine
>>> -----Original Message-----
>>> "Jim" <anonymous@discussions.microsoft.com> wrote in
message
>>> news:c87901c40979$fe152d30$a501280a@phx.gbl...
>>>> Not sure if the cable modem is having temporary loss
of
>>>> signal (I've noticed that when the loss is long
enough to
>>>> see on the modem indicators, restarting DNS
reestablishes
>>>> communication), but whatever it is, is there a 'delay'
>>>> setting or something to prevent this need to stop and
>>>> start DNS to regain Internet communication from
happening?
>>>
>>> First, almost all DNS traffic is UDP/connectionless
and even the
>>> TCP traffic of DNS is very temporary, taking a few
seconds usually
>>> and then disconnecting.
>>>
>>> So while it is possible that starting and stopping it
is somehow
>>> re-initializing the service it is very unlikely that
it is actually
>>> the communications (IP) part that is at fault.
>>>
>>> The above problem doesn't occur for the vast majority
so first
>>> steps would be to check service packs, etc.
>>>
>>> Also, NICs, drivers, and ESPECIALLY "Network drop
cables"
>>> which are notoriously bad AND notoriously overlooked
on such
>>> "weird" problems.
>>>
>>>> comes up. It's a Windows 2000 OS. Thanks in advance.
>>>
>>> Adding your Service Pack status to such reports would
save time.
>>>
>>> --
>>> Herb Martin
>>>
>> Thanks so far. It is service pack 4. This problem
began
>> a couple months ago and there haven't been any changes
to
>> any hardware, network related or not, in over a year.
I've
>> noticed that when I turn the cable modem off and back
on,
>> it is necessary to either start and stop DNS service or
>> reboot in order to regain network communication.... From
>> what you've said already, should I (in order) first
>> replace the network cables, update the NIC driver, then
>> replace the NIC?
>
>
>I remember seeing an article stating that if a DNS server
is directly
>connected to a cable modem or DSL modem that when the
connection drops, then
>the interface thinks it's down and causes the DNS service
to hang and will
>need to restart the DNS service, even if the connection
comes back up. Now
>if it's on a switch or hub, then the interface will
always think that it's
>"up" and the service won't drop out. I searched for the
article, but cannot
>find it... if I do, I'll post it.
>
>
>
>--
>Regards,
>Ace
>
>Please direct all replies to the newsgroup so all can
benefit.
>This posting is provided "AS-IS" with no warranties and
confers no
>rights.
>
>Ace Fekay, MCSE 2000, MCSE+I, MCSA, MCT, MVP
>Microsoft Windows MVP - Active Directory
>--
>=================================
>
>
>.
>
- Next message: Herb Martin: "Re: often need to stop and start DNS service...."
- Previous message: Jim: "Re: often need to stop and start DNS service...."
- In reply to: Ace Fekay [MVP]: "Re: often need to stop and start DNS service...."
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