Entries by Dave Mueller

Heartbleed Exploit

HeartBleed is a newly found OpenSSL exploit. It has been getting a lot of attention in the last few weeks because it leaves a large security hole on the majority of encrypted websites on the internet. When accessing a secure Server that is using OpenSSL your computer will request a “Heart beat” to verify that […]

TinyGrab: A free alternative to Droplr

Droplr Alternative  Droplr A popular screen-grabbing tool that allows you to quickly take a picture of a selected part of your screen and automatically upload it to the web, allowing you to instantaneously share screenshots with colleagues. However, they recently have removed their free plan. We wanted to explore free alternatives before switching over to […]

HOWTO: Export a list with SP

When you try to export a SharePoint list you get an error messages saying it can’t be done. “To export a list, you must have a Microsoft SharePoint Foundation-compatible application.” Searching this error message easily finds the root of the problem. There is a problem with the Office 64 bit version. It doesn’t work with […]

Windows Remote Host Licensing Mode

Windows Problem Server 2012’s Terminal Server services are proving to be much different than prior versions of windows. The initial remote desktop based roles wizard is easier to use, but making changes after they are installed can be a hassle. A lot of the configuration is done in Server Manager -> Remote Desktop Services -> […]

SOLVED: SFTP Fatal in Selinux Log

Problem When trying to configure sftp, you encounter “fatal: safely_chroot permission denied” in your SElinux audit.log. Problem Scenario: When you disable selinux with setenforce 0, sftp works. When you enable selinux with setenforce 1, sftp fails and gives an error like: Aug 7 18:01:19 server1 sshd[36015]: fatal: safely_chroot: stat(“/var/www”): Permission denied Important facts: You must […]

How to add a SSL certificate to a SonicWALL SSL-VPN

SSL: Create system backup first… ! SSL Solution: Open up the SSL-VPN web management interface. Under SYSTEM, click CERTIFICATES (here you can generate a CSR and import certifictes). On the Generate Certificate Signing Request (CSR) page, enter the details about your organization’s legal business name and location. Then enter the other following information: For Name: […]

Virtual Machine Fails to Respond to Network Traffic

The following issue pertains to an environment running a Windows 2012 Server Failover Cluster. This cluster had 3 nodes, each node running 4 VMs, running stably for months. Suddenly one afternoon the virtual machines on one of the nodes failed to respond to network traffic. Looking at the VMs in the Failover Cluster Manager, they […]


Exchange 2007 services won’t start after Windows Update

HOWTO: Resolve Windows Update Issue   Problem: This particular problem is caused by installing KB2756918 on a Server 2003 x64 machine running Exchange 2007. I don’t know the specifics, I just know how to fix it. Windows Update Solution: First you have to rename two “machine.config” files located in C:\windows\microsoft.net\framework64\v2.0xxx\config and C:\windows\microsoft.net\framework\v2.0xxx\config Rename machine.config to […]


HOWTO: Fix Outlook Broken Hyperlinks

HOWTO: Fix Broken Hyperlinks in Outlook After you uninstall Google Chrome, you will notice that Outlook broken hyperlinks are visible, due to bad registry. Solution for Outlook Broken Hyperlinks: To fix this problem you need to restore several registry settings in the User Profile. Click Start, click Run, type Regedit in the Open box, and […]

Sharepoint 2007 Document Library Files Missing

  If you are missing library files as if they’ve been deleted, first check the recycle bin. All instructions are for SharePoint 2007. Different versions will require different instructions. From the top-level site select “site actions”, click “site settings”, click “modify all site settings” Click “Recycle Bin” under “site central administration” Make sure to check […]


No DNS/DHCP After Virus Removal

Recently, after removing a virus from a customer’s PC I encountered a problem while trying to get the PC back on the network. I tested the drop with another computer and it worked fine. The PC would not pull a DHCP address. I then gave the PC a static IP/DNS settings and the PC was […]

Exchange 2010 OWA Not Working

Problem: I recently completed a fresh install of Exchange 2010 for a client. After moving a few mailboxes to the new server I wanted to test the OWA. When I browsed to https://(server)/outlook web access it threw the normal SSL cert error but after I accepted the certificate the site would not display the normal […]

Android ActiveSync will not connect to Exchange 2010

Microsoft ActiveSync I recently was having a problem setting up an Android phone for one of our clients who used Exchange 2010. I have set up at least 50 phones on this specific Exchange server so I was perplexed as to why this phone wouldn’t connect. After running the Exchange Remote Connectivity Analyzer I found […]


Windows 8 Prompts for SharePoint Login Continually

Internet Explorer & SharePoint    As our team gets new computers more of us are on Windows 8 and we noticed that Internet Explorer continually prompts for authentication when going to our SharePoint site. We have a solution to end this annoyance! Internet Explorer Solution: Open IE Navigate to your SharePoint Site and login Click […]

Wake on LAN across local subnets/VLANs

Recently we had a client trying to Wake on LAN (WOL) across local subnets/VLANs. All of the routers and switches were cisco equipment. The WOL would only work on the local VLAN but not to other VLANs (or subnets) that were trunked out in other areas. The solution was a simple fix of a few […]

Windows 7 Remote Desktop port 3389 Stopped Working

Recently we had remote desktop stop working on a few of our clients Windows 7 Pro machines. After patching together some resolutions, we have come up with a surefire way to remedy the problem. Uninstall update(s) KB2621440 and/or KB2667402 Reboot Run sfc /scannow from a command prompt to check for file corruption Reboot if necessary […]


Exclude Print Devices in Symantec Endpoint Protection Manager

Exclude Print Devices in Symantec Endpoint Protection Manager   Problem: The protection manager was interfering with communication between: Our Cannon printers and PCs. To disable this globally, you must log into the Endpoint Protection Management Console and do the following: Symantec Solution: Click Policies, then click Application and Device Control. Double-click the application and device […]

SCCM 2012 and Its Version of Trace32

Trace32   In System Center Configuration Manager 2007, one of the handiest tools that came from the downloadable SCCM Toolkit was Trace32.exe.  This is a viewer for .log files that, by default, highlights warnings and errors.  It’s a pretty nifty tool and quite handy for searching through the copious log files that SCCM generates. Trace32 […]