The details of other additional parameters can be found here Mailbox database level quota and public folder mailboxes (on-premises only) If any public folder in your organization is greater than 2 GB, we recommend either deleting content from that folder or splitting it up into multiple public folders. Though the values can be modified using Set-OrganizationConfig before the start of the migration, we do not encourage this practice as our recommendation and official guidance suggest migrating the public folders below 2 GB. If there are any public folders which are exceeding those values, the public folder migration to Exchange online will encounter problems as the mailbox size will be exceeded and the migration will fail. If user tries to email the folder which exceeded the DefaultPublicFolderProhibitPostQuota limit, they will get the “554 5.2.2 mailbox full” non-delivery report. The below error will be shown if someone tried to post content to the public folder exceeding the DefaultPublicFolderProhibitPostQuota value. What happens when DefaultPublicFolderProhibitPostQuota is reached in Exchange Online?
In Exchange Online the default values for DefaultPublicFolderIssueWarningQuota will be 1.7 GB and DefaultPublicFolderProhibitPostQuota is set at 2 GB.
Organizational Quotas in Exchange online are not unlimited and have predefined values. The default value of this attribute on-premises is unlimited. Users can't post to a folder whose size is larger than the DefaultPublicFolderProhibitPostQuota parameter value. Those quota settings can be seen by running the command Get-OrganizationConfig | fl *defaultpublic*ĭefaultPublicFolderProhibitPostQuota parameter specifies the size of a public folder at which users are notified that the public folder is full. Here is an illustration of types of quotas impacting public folders available for Microsoft Exchange 2013 / 2016 and Exchange Online
Planning and setting quotas has always been important for Exchange administrators and is equally important when it comes to deployment of public folders. Let’s get to it! Public folder mailboxes and quotas In this blog post, we are going to discuss public folder quotas.
#Public folders on office 365 best practices series#
As a part of our ‘demystifying modern public folders’ series we have so far discussed the modern public folder deployment best practices and available logging for monitoring public folder connections.
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