Exchange Online – Meeting with more than 500 attendees can now be updated/cancelled
As you should be aware, Exchange Online has a 500 recipients limit per message (see https://technet.microsoft.com/en-au/library/exchange-online-limits.aspx#Receiving%20and%20sending%20limits). When sending request meeting to a distribution list, the DL count as 1 recipient but may contains more than 500 members. If each member respond to this request meeting, they are added automatically as 1 attendee, which ultimately may […]
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