Blog posts

Load Balancing Exchange ActiveSync with Client Certificates

By Idea 11 Consulting / November 4, 2015 / 0 Comments

We were setting up a NetScaler to load balance the Exchange 2013 CAS protocols a few weeks ago and we had an interesting dilemma.  The client had mandated the use of Certificate-Based Authentication (CBA) when accessing Exchange ActiveSync from mobile devices and wanted to leverage their NetScaler appliances to provide high availability for their Exchange […]

AHBL Shutdown Causes Spam False Positives and Email Delivery Problems

By Idea 11 Consulting / January 7, 2015 / 0 Comments

The shutdown of the AHBL service has caused spam false positives and email delivery issues for email systems that are configured to use the service.

Categories