Author Archives: ugrin

UAG 2010, an unknown error occured while processing the certificate

While fixing some other errors on our UAG 2010 server (enabling Windows 8.1 and Internet Explorer 11 support), I came across a strange error about the backend server certificate. The error I got was: “An unknown error occurred while processing … Continue reading

Posted in Forefront UAG 2010, SharePoint 2010, SharePoint 2013, Windows Server 2008 R2 | Tagged , , , , , | Leave a comment

Hyper-V virtual machine not starting, “General access denied error” (0x80070005)

Last night I got a strange error after restoring a vhd from our Data Protection Manager 2012 R2 server. The virtual machine didn’t start and all the error was a General access denied error, like the system cannot read the … Continue reading

Posted in Hyper-V, SC DPM, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2 | Tagged , , , , , , | 2 Comments

Installing Forefront Unified Access Gateway 2010 service packs

Recently some of our users started complaining that they get a strange error every time they try to access a sharepoint page published through our UAG 2010 Sp1 server. They all have Windows 8.1 and Internet Explorer 11 so they … Continue reading

Posted in Forefront UAG 2010, Windows Server 2008 R2 | Tagged , , , | Leave a comment

Asterisk trace your calls

How to traceroute calls in Asterisk (do a sip trace of your call) log in to shell Type asterisk -r to enter the CLI core set verbose 3 core set debug 3 sip set debug ip X.X.X.X, this is the … Continue reading

Posted in Asterisk | Tagged , , | 1 Comment

How to install Linux integration Services on CentOS 6.5 on Microsoft Hyper-V Server

With the new version of CentOS (6.5) and the new version of Microsoft’s Linux Integration Services (LIS) 3.5 we don’t need to add a legacy network adapter first and then change it with a standard network adapter. This is a … Continue reading

Posted in CentOS, Linux, Windows Server 2012 R2 | Tagged , , , , | 1 Comment

IIS error 401 Unauthorized access is denied due to invalid credentials

This weekend while I was creating a publishing rule for an IIS webpage on our TMG server I noticed a strange behaivour on the IIS server.  When you try and open the page through a web browser you get an … Continue reading

Posted in IIS, Windows Server 2008 R2 | Tagged , , , | Leave a comment

SharePoint 404 error while creating a new web application

SharePoint 2010 and SharePoint 2013 both have the same problem when you try to create a new Web Application. There is a timeout limit that occurs during the creation of the Web Application and the web application is provisioned only … Continue reading

Posted in SharePoint 2010, SharePoint 2013 | Tagged , , , | 2 Comments

SharePoint 2010 incoming e-mail size limit

SharePoint 2010 and SharePoint 2013 use the same IIS 6.0 SMTP server for incoming e-mail configuration. Because of the default configuration the incoming e-mail size limit is set to 2048 KB. The error that your receive when you try to … Continue reading

Posted in Exchange Server 2007, Exchange Server 2010, Exchange Server 2013, SharePoint 2010, SharePoint 2013 | Tagged , , , | Leave a comment

System Center Data Protection Manager problem with protected Workgroup Server

If you have a protected workgroup computer in your System Center Data Protection Manager environment and you forget or you don’t want to check the box Password never expires for the synchronization account for DPM, then you will probably get … Continue reading

Posted in SC DPM, Windows Server 2008 R2, Windows Server 2012 | Tagged , , , | Leave a comment

Lenovo T430 problem with Wi-Fi adapter when using Hyper-V

This one has been making me crazy ever since I got my Lenovo T430 laptop. This laptop has an Intel Centrino Advanced-N 6205 WiFi card. The minute I got Windows 8 up I’ve installed Lenovo System Update and made sure … Continue reading

Posted in Hyper-V, Intel Centrino Advanced-N 6205, Lenovo T430, Windows 8 | Tagged , , , , , | Leave a comment