RESOLUTION: Exchange 2010 Management Shell Cannot start: Access Denied

Applies to Exchange 2010 sp3 and Windows 2008 R2 Problem: Exchange Management Shell Cannot start with error Access Denied. Also Exchange Management Shell tries to connect other Exchange servers in Organization but fails with same access denied error. Cause: Winhttp … Continue reading

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RESOLUTION: hideDLMembership attribute does not hide membership of DL.

Applies to: Exchange 2010 SP3 Problem: You set hideDLMembership attribute to true of a distribution list (DL) in order to hide distribution list’s members from users. But users are still able to list the members of the DL Symptom: On … Continue reading

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SOLUTION: Exchange 2010 Backup fails: The system cannot find the path specified

Applies to Windows 2008 R2, Exchange 2010, Windows Backup Problem: Windows Backup fails to backup Exchange 2010 with error: Exchange 2010 Backup fails: The system cannot find the path specified Symptoms: If you run windows backup in command prompt you … Continue reading

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SOLUTION: Lync 2010 Web Services Error HTTP 500 Cannot Download Offline Address Book

SOLUTION: Lync 2010 Web Services Error HTTP 500. Cannot Download Offline Address Book, Cannot Expand Groups… Applies to Lync Server 2010 on Windows 2012 R2 Problem: You installed Lync 2010 on Windows 2012 R2. Clients cannot download Lync 2010 Address … Continue reading

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ESA (Ironport) SenderBase and DNS. How It Works?

Applies to Cisco E-Mail Security Appliance 9.x.x Thanks to my colleague Sedat Tavukçu for testing and supporting this post. SenderBase Documentation: If you read Cisco Email Security Appliance  documentation, review the pictures for Sender Base process you may think that … Continue reading

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SOLUTION: Cisco ESA (Ironport) Mails are backing up (waiting) in the workqueue. If URL Filtering configured

Applies to: Cisco Email Security Appliance 9.1.0-032 and above with URL Filtering. Symptoms: Outgoing and incoming internet mails are delivered with a delay. Workqueue command shows up to 5000 mails in the queue. If you track the messages you noticed … Continue reading

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SOLUTION: TMG OWA Publishing Error: Status: 70 The remote server has been paused or is in the process of being started

Applies to: Threat Management Gateway 2010, Exchange 2013 Problem: You want to publish Exchange 2013 OWA via TMG using web farm consists of more than one Exchange 2013 CAS Servers. Allowed necessary ports on firewall, created listeners, installed certificated etc. … Continue reading

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