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In cryptography, a message authentication code (MAC), sometimes known as a tag, is a short piece of information used to authenticate a message—in other words, to confirm that the message came from the stated sender (its authenticity) and has not been changed. The MAC value protects a message's data integrity, as well as its authenticity, by allowing verifiers (who also possess the secret key. The Mac email client comes with smart filters too to sort the most important messages. There is an option to view multiple calendars on the app as well. Microsoft Outlook also adds bill payments and reservations automatically to the calendar.

Download the latest version of Android Messages for Mac - A wrapper for Android Messages Web. Read 3 user reviews of Android Messages on MacUpdate. How can I access the message properties on an Outlooko client for Mac? I received a phishing email this past Monday; and I'd like to block the IP Address, in order to access to this I need to access to the message properties of the phishing email, i.e. On Windows I normallyy click on fileProperties, however on the client installed for MAC.

Original KB number: 3146087

Symptoms

You use Microsoft Outlook 2016 for Mac or Outlook for Mac 2011 to connect to a mailbox on a Microsoft Exchange server. When you send an email message that contains a large attachment, you receive the following error messages in Outlook for Mac.

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Or, you receive a non-delivery report (NDR) in your Inbox like this one:

The message contains diagnostic information for administrators, such as the following:

Remove Server returned '500 5.2.11 RESOLVER.RST.SendSizeLimit.Sender; message too large for this sender'

Cause

This issue occurs when you send an email message that's larger than the Exchange Web Services (EWS) message size limit that's configured on the Exchange server.

Resolution

You can increase the message size limit on the Exchange server to allow for larger email messages to be sent from Outlook for Mac clients and other EWS clients. For more information, see the following TechNet articles as appropriate for your version of Exchange Server.

Exchange Server 2016 and 2013: Configure client-specific message size limits

Exchange Server 2010: Set message size limits for Exchange Web Services

More information

For more information about this issue, see the following article in the Microsoft Knowledge Base:

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3107326 You can't send large attachments by using the EWS client

An XMPP client is any software or application that enables you to connect to an XMPP for instant messaging with other people over the Internet. There are many free clients you can use to do this, for many different devices and operating systems.

Note: The following software was not developed by the XMPP Standards Foundation and has not been formally tested for standards compliance, usability, reliability, or performance.

See something missing? Any list of XMPP servers, clients or libraries will, due to the dynamic and evolving nature of the XMPP market, be out of date almost as soon as it’s published. If you spot mistakes, errors or omissions in the table below, please submit a pull request!

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