Christian

Author's details

Name: Christian Knarvik
Date registered: April 8, 2011

Latest posts

  1. ActiveSync devices are not automatically redirected to after DAG failover. — May 16, 2013
  2. Signing powershell scripts with code-signing certificate from internal CA — May 2, 2013
  3. Exchange 2013 – Restore mail with New-MailboxRestoreRequest — April 30, 2013
  4. Exchange 2013 – Invalid Provider type specified – Certificate issue — April 8, 2013
  5. Installing Exchange 2013 CU1 in coexistence with Exchange 2010 – All Exchange 2010 servers in the organization must have Exchange 2010 Service Pack 3 or later installed — April 8, 2013

Most commented posts

  1. RDP not working after applying SP1 on Windows 2008 R2 — 17 comments
  2. RRAS Service fails to start. EventID 7024 and 20103 — 9 comments
  3. After upgrade to Exchange 2010 SP2 sending mail to mail-enabled Public Folders no longer works — 3 comments
  4. Nice Windows 8 Import Certificate feature — 2 comments
  5. Exchange 2010 installation – MBX role will not install — 1 comment

Author's posts listings

May 16

ActiveSync devices are not automatically redirected to after DAG failover.

Categories:

Exchange, Server, TMG

by

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I have been working with this issue for a time now, and are waiting for a fix:) Since I have not found any threads or information on this on the web, I thought it could be helpful for others to get the information. Quick information about the Exchange environment: We go to sites with Exchange …

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May 02

Signing powershell scripts with code-signing certificate from internal CA

Categories:

Certificate, Certification Authority, Group Policy, Powershell, Scripting

by

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Hi all! Needed to sign a powershell script today, an thought it could be of interest for others as well. So here are the steps. First of all, you need to request/obtain a Code-signing certificate. I usually do this by creating a own template, request a certificate and use GPO to distribute this to Trusted …

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Apr 30

Exchange 2013 – Restore mail with New-MailboxRestoreRequest

Categories:

Exchange, Server

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I recently tested some restore operations on Exchange 2013. This is the step I did to do a “single mail” restore: Restore your  backup mailbox database and logs to alternative location. (But do not change the filename on the DB, if you do this eseutil is not able to get this in clean shutdown state). …

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Apr 08

Exchange 2013 – Invalid Provider type specified – Certificate issue

Categories:

Certificate, Certification Authority, Exchange, Server

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Before I installed Exchange 2013 I issued a certificate from the internal CA server. Everything looked fine. The installation went fine without issues. But when I tried to administrate Exchange 2013 from the ECP and OWA web I got the following error: Invalid provider type specified. I also saw the details “System.Security.Cryptography…. And guessed it …

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Apr 08

Installing Exchange 2013 CU1 in coexistence with Exchange 2010 – All Exchange 2010 servers in the organization must have Exchange 2010 Service Pack 3 or later installed

Categories:

Exchange, Server

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When I tried to install the first Exchange 2013 CU1 server in coexistence with Exchange 2010 SP3 (yes I had updated all Exchange 2010 servers to SP3), I got the following message: All Exchange 2010 servers in the organization must have Exchange 2010 Service Pack 3 or later installed. The following servers don’t meet this …

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Feb 28

Renew public Certificate Exchange 2010

Categories:

Exchange, PKI

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When I tried to request a certificate from Exchange Management Console i stumbled over a strange behavior. I ran the “New Exchange Certificate” and created the certificate request. I then posted the request to the public CA service, and got the certificate back from the provider. Nothing strange there. But when I tried to complete …

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Jan 28

NPS Server: A certification chain processed correctly, but one of the CA certificates is not trusted by the policy provider

Categories:

Client, Group Policy, Network, PKI

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We got this “denied connection” messages on the NPS server when clients tried to connect to WIFI. It was a new established WIFI and NPS server, and I was contacted because it actually should been working:). I off course checked the Trusted Root Certification Authorities and Intermediate container. I was surprised that this was populated …

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Jan 09

Error when moving mailbox from Exchange 2007 to Exchange 2010

Categories:

Exchange

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Technorati Tags: Migrate,Move-mailbox,Exchange 2010,Error Hi, I recently had a couple errors when moving mailboxes from EX2007 to EX2010. The move-request gets state “failed”, and the logs shows “Unable to modify table” error.   In the log i found a folder under Deleted Items that the move-request was not happy with. Opened the mailboxes, and exported …

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Oct 16

TMG/ISA Kerberos Constrained Delegation (KCD) problems with IOS Devices

Categories:

Exchange, Security, Server, TMG, Unified Communications

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This is most likely old news for many. But because I have not published this before I finally took the time to publish this as many people often contacting me regarding this issues. Nowdays specially problems With password promps on iPhone and iPads. I have worked a lot with Exchange and used ISA/TMG to publish OWA, ActiveSync …

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Oct 15

Group Policy Preferences setting regional settings. All registry entries not updated

Categories:

Client, Group Policy, Office

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I had an issue with Microsoft Excel 2010 (well not exact an Excel issue, but anyway). When a end-user tried to use this formula “=TEXT(DATE(2012,2,20),”dd.mm.yyyy”) “ It end up like this: This is likely an language issue, because we likely have some Norwegian settings. If we try “=TEXT(DATE(2012,2,20),”dd.mm.åååå”) “ it ends up like. Okay, so …

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