Patent ID: 9319263
Filing Date: 2016-04-19
CPC Classification: H04L

Claim Text:
1. A method of sending an announcement to user equipment, by an access server, the access server in use operating in a packet switched telecommunication network, the method comprising: sending, to a media source operating in said packet switched network, a first instruction instructing the media source to provide the announcement; receiving an announcement media stream from the media source in response to the first instruction, the announcement media stream embedding the announcement and a caching indication associated with said announcement, indicating an instruction for the access server to initialize caching of said announcement; extracting the announcement from the announcement media stream; extracting the caching indication from the announcement media stream; caching the announcement in a caching unit associated with the access server in response to the received caching indication and the received announcement; sending, to the media source, an indication of the announcement being available in the caching unit; sending, to the media source, a second instruction instructing the media source to provide the announcement; receiving, from the media source, a third instruction instructing the access server to retrieve the announcement from the caching unit in response to the second instruction, based on the indication of the announcement being available in the caching unit; retrieving the cached announcement from the caching unit; and sending the retrieved cached announcement towards the user equipment.