Patent ID: 8089962
Filing Date: 2012-01-03
Classification: H04L

Abstract:
1. A method for filtering packets, comprising: setting packet filtering information that uniquely identifies the basic characteristics of a media stream in an IPv6-based packet header; and using the packet filtering information to filter packets for the media stream when transferring the media stream; wherein the packet filtering information is set in properties in a H.248 protocol, the properties comprising at least one of: a Flow Label Mask (FLM) property that indicates the flow label information of the packet filtering information; a Source Address Mask (SAM) property that indicates source address information of the packet filtering information; a Destination Address Mask (DAM) property that indicates destination address information of the packet filtering information; a Flow Label Filtering (FLF) property that indicates flow label filtering on-off information of the packet filtering information; a Source Address Filtering (SAF) property that indicates source address filtering on-off information of the packet filtering information; a Destination Address Filtering (DAF) property that indicates destination address filtering on-off information of the packet filtering information; a Combined Relation (CR) property that indicates combined relation information of the packet filtering information; and a Combined Effect (CE) property that indicates combined effect information of the packet filtering information.