Patent ID: 8977704
Filing Date: 2015-03-10
Classification: H04L,H04N

Abstract:
1. A method comprising: causing, using a processor, a request for a primary representation for a segment and an alternative representation for the segment to be transmitted to a proxy cache apparatus, wherein the request comprises at least a uniform resource indicator of the primary representation for the segment and a uniform resource indicator of the alternative representation for the segment; creating a template that specifies the alternative representation uniform resource indicator for the segment, where in the template comprises an indication to accept an alternative representation of the segment; causing the template to be included in the request, wherein a connection header field is configured to provide an indication that in an instance in which the proxy cache apparatus forwards the request, the proxy cache apparatus is configured to remove the uniform resource indicator of the alternative representation; and receiving at least one of the primary representation or the alternative representation from the proxy cache apparatus based at least in part on the request.