This article applies to the following products:
- Messageware Exchange Protocol Guard 2019
- Messageware Exchange Protocol Guard 2016
- Messageware Exchange Protocol Guard 2013
SUMMARY
The Messageware Exchange Protocol Guard (EPG) can be temporarily disabled by removing the Messageware ISAPI filter located in IIS of the external facing Exchange servers where the Messageware product is installed.
To restore the Messageware EPG functionality again, the Messageware ISAPI filter can be re-added to IIS on all external facing Exchange servers where the product is installed
Performing an IIS reset is recommended to clear & re-initialize the application pools on IIS after removal and addition of the ISAPI filter
RESOLUTION
Removing the Messageware ISAPI Filter for Exchange Protocol Guard
Open IIS Manager
- Navigate to <Servername>\Sites\Default Web Site
- In the IIS section (mid pane), select ISAPI Filters
- Remove the entry Messageware
Adding the Messageware ISAPI Filter for Exchange Protocol Guard
Open IIS Manager
- Navigate to <Servername>\Sites\Default Web Site
- In the IIS section (mid pane), select ISAPI Filters
- Select Add and create a new entry as shown in screen capture