Tech Blog
Exchange 2013 and Windows XP with wildcard certs
We had a client that upgraded from Exchange 2007 to 2013. After the migration the Windows XP machines would not connect to Exchange. The users were presented with a credentials / password pop-up repeatedly and no matter what was entered the Outlook client would...
ECP 2013 redirects you to OWA 2010 or 2007
If you have a mailbox on an older Exchange server (2007 or 2010) and you are trying to login to Exchange 2013 ECP you may find that you will be redirected to OWA on the old server. To get around this use the following URL:...
Exchange Recipient Filtering not working
Problem: Recipient filtering is configured via the Exchange Management Console by opening Recipient Filtering and checking "Block messages sent to recipients that do not exist in the directory", however all addresses are accepted with a "250 2.1.5 Recipient OK"...
Registering voice-ports from a Cisco 881 SRST router to CME / UC500
The Cisco 881 router comes in an SRST flavor (C881SRST-K9) which includes 1 FXO and 4 FXS ports. We recently ran into a problem at a customer's new install where the service provider did not run new FXO lines in time for the installation. So seeing that we had some...
Backups failing with Event ID 904
IT Support One of our clients was having an issue with backing up Exchange 2007 using Ahsay Online Backup Manager. The backups were failing nightly and Ahsay was returning the error CExBackup::backupService:HrESEBackupSetup: Error Number 0xc7fe1f45: Instance not...
Registry editing through GPO
By Thomas Manier - Posted Feb 24, 2012 5:30PM I wanted to give a quick tutorial on how to change registry keys through group policy. This is actually documented several times on the internet but very few give a clear understanding of the steps you need to take in...
VMDirectPath on Dell PowerEdge Servers with SD card for ESXi
We recently encountered an issue with VMware ESXi USB passthrough that is worth noting. On a Dell PowerEdge R and T series servers (T710, R710, R610, etc) you can opt to install ESXi on the embedded SD card. It works great and allows the OS disk to be completely...
Music On Hold Streaming from an FXO port on CME 8.8
Here's another CME feature that did not work quite as expected when reading the documentation. As with the conference bridge, I read along and followed the documentation from Cisco for "Configuring Music on Hold from a Live Feed" (the link is below) and the feature...
Configuring a conference bridge in Cisco CME
I recently ran into an issue configuring a conference bridge for a client. What makes this particular problem worth sharing is that I found the documentation provided by Cisco on this issue to be a little confusing and a little unhelpful. The initial document I used...
GoDaddy won’t issue a UCC cert for a Lync pool with a private domain name
A customer had a Lync 2010 environment with a pool name that used a private domain name and not an FQDN. When we attempted to request a UCC certificate from GoDaddy.com from the CSR generated from the Lync Deplyment Wizard we recieved the error: You must use a...