Patent ID: 9749216
Date: 2017-08-29
CPC Classifications: H04L

Claim:
1. A method for acquiring a content, comprising: receiving, by a cache node, a probe packet from a storage node; inquiring, by the cache node, whether a first fragment of a target content which the probe packet requests to probe is cached locally; if the first fragment is cached, writing, by the cache node, a new first distance in the probe packet, wherein the new first distance is a shortest distance from the first fragment to the cache node; receiving, by the cache node, a second acquiring request generated by a user equipment according to the probe packet, wherein the second acquiring request comprises a first fragment request identifier used for indicating that the first fragment is requested; sending, by the cache node, the first fragment to the user equipment according to the second acquiring request, and updating the second acquiring request; and forwarding, by the cache node, an updated second acquiring request.