If I understand your problem correctly, the quick fix, depending how many internal clients you have, is to make an entry in the "hosts" file on each machine...this file is checked first by the users computer and then DNS is not involved. Hope this helps
Mark ----- Original Message ----- From: "Jason Wilson" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Cc: <[EMAIL PROTECTED]> Sent: Wednesday, November 12, 2003 3:42 AM Subject: Re: Re[2]: [IMail Forum] problems checking mail > sanford, that does make sense. > > being the amateur that i am, do you have a direction you could point me > in as far as setting up a separate DNS for internal use? > > thanks, > jason > > On Tuesday, November 11, 2003, at 06:49 PM, Sanford Whiteman wrote: > > >> this is making no sense... > > > > Makes perfect sense to me. If your private addresses are NATted at > > your router/firewall to public IPs, and your DNS server is responding > > with public IPs, the packets have to traverse your router before > > heading back in to the server. This can be called "loopback NAT," and > > it's not supported by many firewalls, whether or not you seem to have > > the proper port rules on the firewall. > > > > The solution, as ever, is to use a separate DNS for your internal > > users that spits back internal IPs. > > > > -Sandy > > > > > > ------------------------------------ > > Sanford Whiteman, Chief Technologist > > Broadleaf Systems, a division of > > Cypress Integrated Systems, Inc. > > e-mail: [EMAIL PROTECTED] > > ------------------------------------ > > > > > > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html > > List Archive: > > http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/ > > > > > > > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html > List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/ > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
