When running through an exchange server upgrade . the /preparead step fails with : The following error was generated when “$error.Clear();if ($RoleDatacenterFfoEnvironment -eq “True”){Install-CannedRbacRoles -InvocationMode $RoleInstallationMode -DomainController$RoleDomainController -IsFfo}else{Install-CannedRbacRoles […]
Tag: exchange
Exchange 2016 – DB Removal – mailbox database is associated with one or more active MailboxImport
Recently trying to remove a mailbox however was greeted with the error “mailbox database is associated with one or more active MailboxImport“Doing aGet-MailboxImportRequest | Remove-MailboxImportRequestStill did not […]
MS August Rollup to domain controller – The Netlogon service denied a vulnerable Netlogon secure channel connection from a machine account.
Symptoms – staff unable to login to Outlook for Desktop Error found in event log on patched Domain controllerThe Netlogon service denied a vulnerable Netlogon secure channel connection […]
Issue with Mailbox Migration from Exchane 2010 to Exchange 2016 – Cannot start Microsoft Outlook
Do they use Auto-Mapped mailboxes? Had this issue with a number of staff here directly after migration from 2010 to 2016Fix:$mailboxes = Get-MailboxPermission -Identity * -User <username> | […]
Calendar “could not be updated”
Check the user is connecting to Exchange via MAPI , I had a few setups where users were set to Active Sync insteadIn this case, the solution […]
Log Parser to check OWA IIS Exchange Logs
Recently had a customer on Small Business Server think someone might be logging into the server as him. To check logs in IIS for a user : 1 […]
How to add Secondary Office 365 or Exchange Account in Mac Mail / Thunderbird
Can be done via IMAP Settings below Settings for IMAP Configuration: EMAIL ADDRESS: [email protected] (shared mailbox) IMAP SERVER: outlook.office365.com Port 993 with SSL SMTP SERVER: smtp.office365.com Port 587 with TLS USERNAME: [email protected]\sharedmailboxalias […]
Small Business Server – 4.7.0 SMTP; 403 4.7.0 TLS handshake failed. – Email Delay
Recently had a client delay receiving emailsA check of SMTP logs showed 4.7.0 SMTP; 403 4.7.0 TLS handshake failedTo investigate : Open Exchange Management ConsoleGo to Server Configuration […]
365 Email Still forwarding after turning off exchange forward ( Inbox Rules )
There are three ways to forward mail from one user to another in ExchangeExchange Forwarding Most Common – Done by AdministratorInbox Rule – Done by UserHub Transport […]
Backup Exec VSS Error
According to the Error logs of Backup Exec it is a VSS error.Indeed there is VSS error for the Exchange VSS Writer, when I ran the command […]
The name of the security certificate is invalid or does not match the name of the site
Recently we moved exchange certificates to a certificate with no local SAN’s inside to be in compliance . This involves creating and A record for your external domain […]
Exchange Server SSL security
https://www.ssllabs.com Run a Test on your enviromentThere is a PowerShell script from online resources that you can run on your web Servers to disable SSL v2, v3 and […]