AWS Elemental MediaTailor
User Guide

Document History for AWS Elemental MediaTailor

The following table describes important changes to this documentation.

  • API version: 1.0

Change Description Date

DASH location support

Added support for the MPEG-DASH location tag.

December 4, 2018

DASH Support

Added support for MPEG-DASH manifests.

November 14, 2018

Updated limits tables.

Updated limits for configurations and manifest size.

October 13, 2018

New and updated metrics.

Added metrics for ad decision server (ADS) and origin timeouts and updated the ADS and origin errors definiitions to include timed-out responses.

October 13, 2018

Better documentation coverage for server-side and client-side ad insertion use cases.

Expanded description and examples to cover the use of dynamic ad variables for server-side ad insertion and for client-side ad insertion.

October 1, 2018

New Regions

Added support for the PDX and FRA Regions.

July 18, 2018


Added information about VAST and VPAID.

March 16, 2018


Added information about available CloudWatch metrics, namespaces, and dimensions.

March 16, 2018

New Regions

Added support for the Singapore, Sydney, and Tokyo Regions.

February 8, 2018

Default Amazon CloudFront distribution paths

Added the list of paths for the Amazon CloudFront distribution where AWS Elemental MediaTailor stores ads.

February 6, 2018

IAM policy information

Added IAM policy information specific to AWS Elemental MediaTailor. Added instructions for creating non-admin roles with limited permissions.

January 3, 2018

First release

First release of this documentation.

November 27, 2017


  • The AWS Media Services are not designed or intended for use with applications or in situations requiring fail‐safe performance, such as life safety operations, navigation or communication systems, air traffic control, or life support machines in which the unavailability, interruption or failure of the services could lead to death, personal injury, property damage or environmental damage.