Exchange 2010/2013: Block Outlook app for iOS and Android

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I have already written a howto for setting up the Outlook app for iOS. However, the app has the "small" disadvantage that the user name and password are transmitted to Microsoft: https://blog.winkelmeyer.com/2015/01/warning-microsofts-outlook-app-for-ios-breaks-your-company-security/ To prevent users from using the app and passwords from leaving the company, an ActiveSync policy can be created on the Exchange server to block the app: ... Read more

Setting up Exchange with Outlook for iOS (iPad / iPhone)

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Outlook has also been available for iOS and Android since 29.01.15. Here is a short howto for setting it up in conjunction with Exchange Server. However, caution is advised when using Outlook for iOS and Android: https://blog.winkelmeyer.com/2015/01/warning-microsofts-outlook-app-for-ios-breaks-your-company-security/ If you still want to use Outlook for iOS, please read on now: The introduction can be canceled with the "X". ... Read more

Exchange 2013: Shell does not start (EventID 23, MSExchange RBAC)

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After a new installation of Exchange 2013, the following error could occur, which prevents ECP and Shell from working, EventID 23: Source: MSExchange RBAC ID: 23 (process w3wp.exe, PID 13160) "Exchange-AuthZPlugin cannot execute the method "GetApplicationPrivateData" due to the application exception "Microsoft.Exchange.Diagnostics.SetupVersionInformationCorruptException: The installed file version cannot be determined from the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PowerShell\1\PowerShellEngine'. at Microsoft.Exchange.Diagnostics.ExchangeSetupContext.get_PSHostPath() at Microsoft.Exchange.Configuration.Authorization.InitialSessionStateBuilder.InitializeWellKnownSnapinsIfNeeded(ExchangeRunspaceConfigurationSettings settings, Boolean isPowerShellWebServiceSession) ... Read more

Reports on the certification body by e-mail

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Another addition to the *Reporter family, the CA Reporter is ready. CA Reporter creates a report on the certification authority and its certificates in a very similar way to Exchange Reporter. The following functions are included so far: Status of the CA Status of the root certification authority certificate Status of the revocation lists Users with access to the CA Overview of certificate templates Overview of certificates that have already expired ... Read more

Update for Outlook 2010 brings MAPIoverHTTP unsupport (KB2878264)

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Originally, MAPIoverHTTP was already added with the update KB2899591 (http://support.microsoft.com/kb/2899591) for Outlook 2010, but the update was withdrawn a short time later. Microsoft has now released a new update. The update requires Service Pack 2 for Office 2010. The update for Outlook 2010 can be downloaded here: http://support.microsoft.com/kb/2878264 MAPIoverHTTP is a new ... Read more

Exchange 2010: EventID 2937 HomeMTA refers to deleted objects

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The ActiveDirectory attribute "HomeMTA" is actually no longer used by Exchange 2010, but an error message is still generated in the EventLog if the entry is not set correctly. Event 2937 usually occurs after a migration or after switching off a mailbox server: EventID: 2937 Source: MSExchange ADAccess process Microsoft.Exchange.RpcClientAccess.Service.exe (PID=10952). Object [CN=Zoechling\, Frank,OU=User,DC=frankysweb,DC=local]. Property [HomeMTA] ... Read more

Note: Blacklist AHBL ceases operation

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The AHBL blacklist (rhsbl.ahbl.org, dnsbl.ahbl.org, and ircbl.ahbl.org) ceased operations on 01.01.2015. All requests to the blacklists are answered positively, which causes SPAM filters to classify the mail as SPAM. So if you have still entered the blacklist, you should correct the configuration as soon as possible. Click here for information from AHBL: http://www.ahbl.org/content/last-notice-wildcarding-services-jan-1st How the blacklists for ... Read more

Exchange 2010: APIPA address in the mail header (169.254.X.X)

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APIPA addresses (169.254.x.x) in the mail header are somewhat unsightly, this problem occurs in an Exchange DAG and can certainly lead to a problem with one or other SPAM filter. Here is part of a mail header: The cause is an incorrect sequence of network connections. The APIPA address belongs to the "Microsoft Failover Cluster Virtual Adapter", which ... Read more

Exchange 2013/2016: Wizard for certificates

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Many of the emails I receive are always about certificates. I have therefore created a small wizard using PowerShell that takes some of the work out of dealing with certificates. It automatically searches for the corresponding DNS names, requests the certificate from a Windows CA and installs it on all Exchange 2013 servers. Without any manual work ... Read more