I eat complexity and am never without a meal.

OCS 2007 R2: CRL Issue Causing Address Book Download Error

2011-03-31 2 min read Microsoft Office Communicator Server Security System Administration Zachary Loeber

I ran into this issue recently. End users experienced a red splat in communicator exhibiting that there was an issue syncing the corporate address book. I found this excellent article explaining how an invalid Certificate Revocation List error may be causing this issue. My issue was slightly similar in nature but with some caveats.

Windows: 2003 to 2008 R2 RADIUS Migration

2011-03-17 1 min read Active Directory Microsoft Networking Security Zachary Loeber

I found myself doing yet another Windows 2003 IAS Radius server migration to 2008 R2 NPS. I found that I had my prior notes and was able to do this quickly but, hell, if I’m looking this up in my own notes I may as well just post this succinct little procedure.

BIG-IP: Quick Tip

2011-03-01 1 min read BIG-IP Networking System Administration Zachary Loeber

They silently (well maybe not so silent as I didn’t check if it was announced) published an internal tool that the F5 support engineers use for troubleshooting Big-ip load balancer configuration dumps. With a login account you can access this tool at the aptly named URL of http://ihealth.f5.com. This has some really cool info that you might fine useful in resolving load balancer issues in your environment.

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