[isalist] Re: OT: DNS and Forwarders

  • From: Steve Moffat <steve@xxxxxxxxxx>
  • To: ISA Mailing List <isalist@xxxxxxxxxxxxx>
  • Date: Wed, 18 Oct 2006 13:38:48 -0300

http://www.ISAserver.org
-------------------------------------------------------

Well it should...

H:\>dnscmd /?

Usage: DnsCmd <ServerName> <Command> [<Command Parameters>]

<ServerName>:
  IP address or host name    -- remote or local DNS server
  .                          -- DNS server on local machine
<Command>:
  /Info                      -- Get server information
  /Config                    -- Reset server or zone configuration
  /EnumZones                 -- Enumerate zones
  /Statistics                -- Query/clear server statistics data
  /ClearCache                -- Clear DNS server cache
  /WriteBackFiles            -- Write back all zone or root-hint datafile(s)
  /StartScavenging           -- Initiates server scavenging
  /ResetListenAddresses      -- Set server IP address(es) to serve DNS requests
  /ResetForwarders           -- Set DNS servers to forward recursive queries to
  /ZoneInfo                  -- View zone information
  /ZoneAdd                   -- Create a new zone on the DNS server
  /ZoneDelete                -- Delete a zone from DNS server or DS
  /ZonePause                 -- Pause a zone
  /ZoneResume                -- Resume a zone
  /ZoneReload                -- Reload zone from its database (file or DS)
  /ZoneWriteBack             -- Write back zone to file
  /ZoneRefresh               -- Force refresh of secondary zone from master
  /ZoneUpdateFromDs          -- Update a DS integrated zone by data from DS
  /ZonePrint                 -- Display all records in the zone
  /ZoneResetType             -- Change zone type
  /ZoneResetSecondaries      -- Reset secondary\notify information for a zone
  /ZoneResetScavengeServers  -- Reset scavenging servers for a zone
  /ZoneResetMasters          -- Reset secondary zone's master servers
  /ZoneExport                -- Export a zone to file
  /ZoneChangeDirectoryPartition -- Move a zone to another directory partition
  /EnumRecords               -- Enumerate records at a name
  /RecordAdd                 -- Create a record in zone or RootHints
  /RecordDelete              -- Delete a record from zone, RootHints or cache
  /NodeDelete                -- Delete all records at a name
  /AgeAllRecords             -- Force aging on node(s) in zone
  /EnumDirectoryPartitions   -- Enumerate directory partitions
  /DirectoryPartitionInfo    -- Get info on a directory partition
  /CreateDirectoryPartition  -- Create a directory partition
  /DeleteDirectoryPartition  -- Delete a directory partition
  /EnlistDirectoryPartition  -- Add DNS server to partition replication scope
  /UnenlistDirectoryPartition -- Remove DNS server from replication scope
  /CreateBuiltinDirectoryPartitions -- Create built-in partitions

<Command Parameters>:
  DnsCmd <CommandName> /? -- For help info on specific Command

-----Original Message-----
From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On 
Behalf Of ISA
Sent: Wednesday, October 18, 2006 1:34 PM
To: ISA Mailing List
Subject: [isalist] Re: OT: DNS and Forwarders

http://www.ISAserver.org
-------------------------------------------------------


If the question is directed to me - I'm using W2003 DNS/DC.

Mike: dnscmd /clearcache doesn't get recognized when executed.



Joseph Danielsen, MCSA-Messaging, MCP

Network Blade Inc.

49 Marcy Street

Somerset, NJ 08873

732-213-0600

www.networkblade.com






-----Original Message-----
From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx]
On Behalf Of Steve Moffat
Posted At: Wednesday, October 18, 2006 12:16 PM
Posted To: ISA
Conversation: [isalist] Re: OT: DNS and Forwarders
Subject: [isalist] Re: OT: DNS and Forwarders

http://www.ISAserver.org
-------------------------------------------------------

You use 2000 advanced server for your dns do you not?

-----Original Message-----
From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx]
On Behalf Of Thomas W Shinder
Sent: Wednesday, October 18, 2006 1:13 PM
To: ISA Mailing List
Subject: [isalist] Re: OT: DNS and Forwarders

http://www.ISAserver.org
-------------------------------------------------------

I used forwarders and haven't ever seen that issue unless my ISP's DNS
server is bogged down, which doesn't happen very often because I use
Speakeasy :)

Thomas W Shinder, M.D.
Site: www.isaserver.org
Blog: http://blogs.isaserver.org/shinder/
Book: http://tinyurl.com/3xqb7
MVP -- Microsoft Firewalls (ISA)



> -----Original Message-----
> From: isalist-bounce@xxxxxxxxxxxxx
> [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of Steve Moffat
> Sent: Wednesday, October 18, 2006 11:10 AM
> To: ISA Mailing List; ISA Mailing List
> Subject: [isalist] Re: OT: DNS and Forwarders
>
> http://www.ISAserver.org
> -------------------------------------------------------
>
> Betcha it's a 2003 bug....doesn't happen unless you use
> forwarders.......
>
> -----Original Message-----
> From: isalist-bounce@xxxxxxxxxxxxx
> [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of Thomas W Shinder
> Sent: Wednesday, October 18, 2006 1:08 PM
> To: ISA Mailing List
> Subject: [isalist] Re: OT: DNS and Forwarders
>
> http://www.ISAserver.org
> -------------------------------------------------------
>
> By default, Windows Server 2003 DNS server are protected from cache
> pollution.
>
> Most common cause is a timeout because the ISP DNS server is too slow.
>
> Thomas W Shinder, M.D.
> Site: www.isaserver.org
> Blog: http://blogs.isaserver.org/shinder/
> Book: http://tinyurl.com/3xqb7
> MVP -- Microsoft Firewalls (ISA)
>
>
>
> > -----Original Message-----
> > From: isalist-bounce@xxxxxxxxxxxxx
> > [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of Michael Ross
> > Sent: Wednesday, October 18, 2006 11:01 AM
> > To: isalist@xxxxxxxxxxxxx
> > Subject: [isalist] Re: OT: DNS and Forwarders
> >
> > http://www.ISAserver.org
> > -------------------------------------------------------
> >
> > Windows 2003 DNS servers?
> > Believe it or not, ive seen that . It's a cache pollution type of
> > behavior, with no logging or other signs to prove that.
> > Try to clear the DNS cache next time and see if it helps.
> >
> > -----Original Message-----
> > From: isalist-bounce@xxxxxxxxxxxxx
> > [mailto:isalist-bounce@xxxxxxxxxxxxx]
> > On Behalf Of ISA
> > Sent: Wednesday, October 18, 2006 10:59 AM
> > To: isalist@xxxxxxxxxxxxx
> > Subject: [isalist] OT: DNS and Forwarders
> >
> > http://www.ISAserver.org
> > -------------------------------------------------------
> >
> > Steve: Funny you should say that because I've done that a few times.
> >
> > DNS stops - I removed the forwards - Restart DNS - DNS works.
> > DNS stops - I change the forwards - Restart DNS - DNS works.
> >
> > I want to blame my server but I'm just not sure where the
> failure is.
> >
> >
> >
> > Joseph Danielsen, MCSA-Messaging, MCP
> >
> > Network Blade Inc.
> >
> > 49 Marcy Street
> >
> > Somerset, NJ 08873
> >
> > 732-213-0600
> >
> > www.networkblade.com
> >
> >
> >
> >
> >
> >
> > -----Original Message-----
> > From: isalist-bounce@xxxxxxxxxxxxx
> > [mailto:isalist-bounce@xxxxxxxxxxxxx]
> > On Behalf Of Steve Moffat
> > Posted At: Wednesday, October 18, 2006 11:55 AM Posted To: ISA
> > Conversation: [isalist] OT: DNS and Forwarders
> > Subject: [isalist] Re: OT: DNS and Forwarders
> >
> > http://www.ISAserver.org
> > -------------------------------------------------------
> >
> > Remove the forwarders.....then see how fast your Internet speed
> > gets...:)
> >
> > S
> >
> > -----Original Message-----
> > From: isalist-bounce@xxxxxxxxxxxxx
> > [mailto:isalist-bounce@xxxxxxxxxxxxx]
> > On Behalf Of ISA
> > Sent: Wednesday, October 18, 2006 12:49 PM
> > To: ISA Mailing List
> > Subject: [isalist] OT: DNS and Forwarders
> >
> > http://www.ISAserver.org
> > -------------------------------------------------------
> >
> > Hello All -
> >
> > This might be off-topic, but has anyone every had their
> Windows DNS/DC
> > server intermittently stop forwarding DNS requests?
> >
> > I checked with the ISP and they don't recognize and
> problems on their
> > end.
> >
> > JD
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