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29 septembre 2014

Exchange 2010 mailbox database creation error access denied

Exchange 2010 and the Exchange Trusted Subsystem In this case, the problem was initially manifesting itself as the following error when trying to create a new mailbox in the first database created with installation of the server: Active Directory operation...
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25 septembre 2014

iPhone 6 : comment rétrograder après la catastrophe iOS 8.0.1

iPhone 6 : comment rétrograder après la catastrophe iOS 8.0.1
La mise à jour de maintenance iOS 8.0.1 a été désastreuse pour l'iPhone 6 et l'iPhone 6 Plus. Apple donne la marche à suivre pour revenir à iOS 8.0 et promet iOS 8.0.2 pour dans quelques jours. Rarement une mise à jour de maintenance d'iOS aura fait autant...
26 juillet 2013

Multiple vCenter Servers, SSO, and How To Design for Failure

Internally within my company, there is usually a lot of discussion about how a customer goes about managing multiple vCenter servers. With the vSphere 5.1 addition of Single Sign-On (SSO), it dramatically complicates the design itself. This topic won't...
13 mai 2013

Attempting to Sysprep a Virtual Machine with IE10 fails

We just received word from one of our support engineers working on the front-lines that some customers are reporting problems wherein Sysprep fails on Virtual Machines that have IE10 on them. The issue is not a VMware bug, it’s an Registry location problem,...
18 janvier 2013

Le double fail de Microsoft Security Essentials Le double fail de Microsoft

Voilà qui ne fera pas de la bonne pub à Microsoft. Le labo indépendant AV-Test vient de donner sa liste d'antivirus/antimalwares certifiée 2012, et pour la seconde année consécutive, Microsoft Security Essentials ne s'y trouve pas admis. Recalé deux fois...
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19 novembre 2012

Virtual Machines Fail to Start with Error 0x80070569

We have received some reports from people who are seeing an error 0x80070569 when they try to start or live migrate virtual machines on Windows Server 2012. After some investigation we have found that this is usually caused by the use of a custom group...
23 octobre 2012

Selon Marc Benioff, Windows 8 marque la fin de la suprématie de Microsoft

Selon le CEO de Salesforce.com, Marc Benioff, l'arrivée de Windows 8 va marquer « la fin » de la domination du système d'exploitation de Microsoft dans l'industrie informatique, du fait de la concurrence croissante et du choix de solutions alternatives....
21 septembre 2012

Installation vCenter 5.1 pour les nuls

Installation vCenter 5.1 pour les nuls
Depuis ce matin j’avais décidé d’installer vCenter 5.1 dans une VM afin de vous faire part part de mon expérience. Et bien après un certain nombre de tentatives, il n’est toujours pas installé; les messages d’erreurs sont alambiqués comme je les aime....
11 juin 2012

25 most-used passwords revealed: Is yours one of them?

Unfortunately, too many people are still relying on “password” as the key to their login information, based on a new report. After it was discovered that more than six million LinkedIn passwords had been leaked as well as many at Last.fm and eHarmony,...
6 juin 2012

Une panne informatique de Facebook impacte tout le web

Une défaillance du réseau social sur le bouton « J'aime », qui a eu lieu la semaine dernière, a fortement impacté les performances de plusieurs acteurs de l'Internet, précise une étude de Compuware. Facebook est tellement présent sur le Net que la panne...
30 avril 2012

Exchange 2010 Mailbox : Can't install mailbox role due to "ANR isn't supported Error"...

Mailbox Role Failed Error: The following error was generated when "$error.Clear(); $name = [Microsoft.Exchange.Management.RecipientTasks.EnableMailbox]::DiscoveryMailboxUniqueName; $dispname = [Microsoft.Exchange.Management.RecipientTasks.EnableMailbox]::DiscoveryMailboxDisplayName;...
3 mars 2012

Retour sur l'incroyable panne d'Azure, le cloud de Microsoft : vers de lourdes conséquences ?

Retour sur l'incroyable panne d'Azure, le cloud de Microsoft : vers de lourdes conséquences ?
Ce 29 février, Azure, le cloud de Microsoft, a été victime d'une panne mondiale qui a duré plusieurs heures. Retour sur cette affaire ahurissante, qui pourrait avoir un impact majeur sur le déploiement en entreprise du cloud computing, voire de Windows...
21 septembre 2011

vSphere 5.0 + View 5.0 vMotion Fail

There is a bug in the way the object buffer cache size is calculated for vMotion. This bug only appears with Hardware version 8 virtual desktops with large screen resolutions, however only if 3D is disabled. When 3D is enabled ESxi5 takes the necessary...
23 décembre 2010

Resolving WinRM errors and Exchange 2010 Management tools startup failures

EDIT 12/10/2010: Added a permissions section. As was discussed in the previous (related) blog post "Troubleshooting Exchange 2010 Management Tools startup issues", in Exchange 2010 the Management tools are dependent on IIS. As was discussed in that blog,...
26 octobre 2010

Did you know? All hosts failed…

Today I received a very valid question around a full cluster failure. What happens when all the hosts in a cluster go down and at some point return? Will the VMs be restarted and what do I need to have in place to ensure they will? It seems to be an urban...
12 octobre 2010

vCenter Service fails after upgrade to 4.1

Run the scripts attached to the article linked below before upgrading to vCenter Server 4.1. If you have already upgraded, this article provides detailed workaround steps if you are experiencing the issue. 1026688 Symptoms VirtualCenter Service fails...
27 novembre 2009

Upgrading ESX 4.0 to 4.0 Update 1 on HP Proliant systems can fail or time out and leave the host in an unusable state

!!! Dont update to ESX 4U1 if you are running HP !!! Upgrading ESX 4.0 to 4.0 Update 1 on HP Proliant systems can fail or time out and leave the host in an unusable state if the host has HP Insight Management Agents running Symptoms On HP Proliant systems,...
25 mars 2009

VMware HA failure got you down?

Comment résoudre les problématiques de HA Agent sur un cluster VMWare.... Consider yourself lucky if you’ve never gotten the VMware HA message: An error occurred during configuration of the HA Agent on the host. But if you have, you may know that the...
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