Video Ad Serving Template


VAST is a specification defined and released by the Interactive Advertising Bureau that sets a standard for communication requirements between ad servers and video players in order to present video ads.
It is a data structure declared using XML.
VAST has 8 versions: 1.0, 1.1, 2.0, 2.0.1, 3.0, 4.0, 4.1 and 4.2.

Request

In order to play a video ad in a video player, the video player sends a request to a VAST ad server.
It is a simple HTTP based URL that typically appears as follows:
http://www.example.com/?LR_PUBLISHER_ID=1331&LR_CAMPAIGN_ID=229&LR_SCHEMA=vast2-vpaid

Response

The ad server responds with a VAST data structure that declares these parameters:
For example, the above request returns the following response :





LiveRail

.......



00:00:09



.......





......

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