Depending on the file size of the video clip you are watching, it is possible that some video may pause and go into buffering mode when playing. This does not normally occur with short video clips, but long video clips may require additional buffering time. It is generally caused by a slow Internet connection speed. Use Speed Test on http://www.2wire.com/to verify that the Internet connection meets the minimum required connection speed or higher.
The minimum recommended speed for huluPLUS™ Internet video service is as follows:
1.0 mbps or greater is recommended as a minimum for playing standard definition (SD) content.
3.0 mbps or greater is recommended as a minimum for high-definition (HD) content.
The Internet connection speed can vary for many reasons. Below are the most common causes:
It happens on most Hulu videos but at different times. Network connections and speed tests are fine. PC streaming also fine. Hulu through Sony's provisioning server is hit or miss (usual miss with constant buffering) when all other streaming services are fine (Netflix, Amazon, Youtube, etc.)