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How to disconnect a mailbox & re-assign it to new user in a Hybrid Scenario

  Posted by Pantelis Apostolidis , in Office 365, Exchange Server 21 June 2017 - - - - - - · 362 views
Exchange, Active Directory and 4 more...
How to disconnect a mailbox & re-assign it to new user in a Hybrid Scenario
Scenario objectives: We have an Exchange Hybrid setup between on-premises and Exchange Online (Office 365). All users are synced and the mailbox is located at Exchange Online.
We need to separate an existing mailbox from its user account and re-connect this mailbox to a new us...


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DirSync & Mail-Enabled Public Folders Distribution Group Members

Posted by Pantelis Apostolidis , in Exchange Server, Office 365 06 October 2015 - - - - - - · 407 views
office365, exchange, DirSync and 1 more...
Καλησπέρα στην κοινότητα. Μια ακόμα αναμέτρηση με το τέρας του Exchange. Έχουμε και λέμε, εγκατάσταση με Exchange Server 2010, έχω ρυθμίσει Hybrid με Office 365, DirSync, όλα καλά. Έχουν πάει επάνω users, contacts, distribution groups, mail contacts, έχω περάσει και Mail-Enabled Public Folders όλα καλά. Έλα όμως που στα Distribution Group members ενώ έχου...


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Exchange 2010 & Hbrid Wizard troubleshooooting

Posted by Pantelis Apostolidis , in Exchange Server, Office 365 11 August 2015 - - - - - - · 538 views

Καλησπέρα στην κοινότητα. Θέλω να μοιραστώ μαζί σας τα προβλήματα που αντιμετώπισα σήμερα σε ένα Hybrid Configuration με Exchange 2010 SP3 UR6. Δεν είναι κάτι τραγικό, ούτε κάτι που δεν έχουμε αντιμετωπίσει στο παρελθόν αλλά πιστεύω ότι όσο μοιραζόμαστε τόσο μαθαίνουμε. Παραλείπω τα αρχικά, Domain verification, DirSync, Certificate request, το Outloo...


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Alter the Office 365 DirSync Schedule

Posted by Pantelis Apostolidis , in Office 365 17 February 2015 - - - - - - · 1,421 views
DirSync, office 365
The DirSync by default runs every three hours. And you will realized that there is no GUI way to change that. To change the sync interval we need to change a configuration file.
1. Go to the below directory on your DirSync Server:
C:\Program Files\WindowsAzureActiveDirectorySync
(there are two similar directories, one with spaces between the words and...


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Exchange Calendar Permissions using Powershell

Posted by Pantelis Apostolidis , in Exchange Server, Office 365 27 January 2015 - - - - - - · 960 views
exchange, office 365 and 2 more...
This is a fast way to manage Calendar permissions of a mailbox. Same commands are for both Exchange on-premises and Exchange Online (Office 365). For Exchange Online first connect Powershell to Office365, as described to previous posts. 
# To check current permissionsGet-MailboxFolderPermission -Identity "user@mydomain.com":\calendar
# To add calend...


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Exchange 2013 & Exchange Online, Grand Full Access to Mailboxes

Posted by Pantelis Apostolidis , in Exchange Server, Office 365 27 January 2015 - - - - - - · 1,145 views

You can easily provide Full Access Permissions using the GUI, just Edit the mailbox you want, go to Mailbox Delegation and provide Full Access. Both Exchange 2013 and Online is the same. But if you have to provide Full Access massively then you need PowerShell. The command for a single user is:Add-MailboxPermission -Identity "employee" -User "manager...


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Manage Office 365 password expiration

Posted by Pantelis Apostolidis , in Office 365 23 January 2015 - - - - - - · 692 views
office 365, powershell
1. Check if the password is set to never expire for one user: Get-MSOLUser -UserPrincipalName username | Select PasswordNeverExpires  2. Check if the password is set to never expire for all users: Get-MSOLUser | Select UserPrincipalName, PasswordNeverExpires  3. Check if the password is set to never expire for a list of users: cre...


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Exchange 2007/2010 Hybrid Deployment & Migrating to Office 365

Posted by Pantelis Apostolidis , in Exchange Server, Office 365 23 January 2015 - - - - - - · 2,782 views
exchange online, exchange, hybrid and 1 more...
Αυτό το post είναι οι σημειώσεις μου από διάφορα migrations Exchange 2007 & 2010 σε Office 365 Hybrid Deployment. Για Exchange 2013 είναι σχεδόν το ίδιο, αλλά αρκετά πιο εύκολο!
Όπως είπα είναι οι σημειώσει μου μαζί με διάφορες προσθέσεις από διάφορα blogs, κάτι σαν Checklist και όχι Tytorial ή Guide.  1. Τι χρειάζεται:
2 x ADFS NLB (for id...


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Move mailbox to Exchange Online from Exchange 2013

Posted by Pantelis Apostolidis , in Exchange Server, Office 365 23 December 2014 - - - - - - · 722 views
office 365, powershell and 1 more...
To move a mailbox to Exchange Online from Exchange 2013 first connect Windows PowerShell to Exchange Online with a Global Administrator:  $UserCredential = Get-Credential
$Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://outlook.offi...ershell-liveid/ -Credential $UserCredential -Authentication Basic -A...


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Delete user from Office 365 Hybrid with DirSync

Posted by Pantelis Apostolidis , in Office 365 23 December 2014 - - - - - - · 4,323 views
office 365, powershell
This post is bout Exchange/Office 365 Hybrid Deployments, when for some reason we need to completely delete a user account and mailbox from Office 365 in order to re-sync it. First you need to exclude the user from DirSync
Open the “Synchronization Service Manager” (cn be fount at “C:\Program Files\WindowsAzureActiveDirectorySync\SYNCBUS\Synchroniza...