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What mail clients are they using?
</div>


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They are using different versions<br />
<br />
OS X versió 10.8.5 <br />
Mail versio 6.6<br />
<br />
OS X versio 10.11.6 capitan<br />
Outlook mac 14.5.8<br />
<br />
OS X version 10.7.5 <br />
Mail version 5.3
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They are using different versions

OS X versió 10.8.5
Mail versio 6.6

OS X versio 10.11.6 capitan
Outlook mac 14.5.8

OS X version 10.7.5
Mail version 5.3

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thanks tim <br />
<br />
I suspected that it could be something like this, I'll try to update the customers.<br />
<br />
Thanks.
</div>


thanks tim

I suspected that it could be something like this, I'll try to update the customers.

Thanks.

<div>
No comment has been added to this question in more than 21 days, so it is now classified as abandoned.<br />
<br />
I have recommended this question be closed as follows:<br />
<br />
Accept: Tim Lapin (<a href="https:#a41848442" rel="ugc">https:#a41848442</a>)<br />
<br />
If you feel this question should be closed differently, post an objection and the moderators will review all objections and close it as they feel fit. If no one objects, this question will be closed automatically the way described above.<br />
<br />
jhyiesla<br />
Experts-Exchange Cleanup Volunteer
</div>


No comment has been added to this question in more than 21 days, so it is now classified as abandoned.

I have recommended this question be closed as follows:

Accept: Tim Lapin (https:#a41848442 [https:#a41848442])

If you feel this question should be closed differently, post an objection and the moderators will review all objections and close it as they feel fit. If no one objects, this question will be closed automatically the way described above.

jhyiesla
Experts-Exchange Cleanup Volunteer

<div>
<div class="content wysiwyg-content">
Hello<br />
<br />
I have an Exchange 2013 system with Windows and OS X users, some OS X users sometimes have problems connecting to the server on the local network, in external network have no problems.<br />
<br />
Can anybody help me? Thank you.
</div>
</div>


Hello

I have an Exchange 2013 system with Windows and OS X users, some OS X users sometimes have problems connecting to the server on the local network, in external network have no problems.

Can anybody help me? Thank you.

Exchange 2013 connection problems on OS X

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.

Exchange

Microsoft Outlook is a personal information manager from Microsoft, available as a part of the Microsoft Office suite. Although often used mainly as an email application, it also includes a calendar, task manager, contact manager, note-taker, journal, and web browser.

Outlook

Mac OS X is the desktop operating system from Apple Inc., found on Macintosh computers. OS X consists of a Mach/BSD-based kernel, operating system interfaces primarily based on FreeBSD and additional frameworks (written in C, C++ and Objective-C providing user interface and application-level services.