Patent ID: 9160707
Filing Date: 2015-10-13
Classification: H04L,H04W

Abstract:
1. A method of processing network traffic, the method implemented by a network device, the method comprising: receiving, by the network device, an incoming data packet to be transmitted into a network section, the incoming data packet including a source network address and a destination address; and performing, by the network device, network address translation on the incoming data packet by replacing the source network address with a replacement source network address selected according to a traffic class of the incoming data packet, wherein said network address translation maintains the destination network address of the incoming data packet; wherein differentiated handling of the incoming data packet on the basis of the replacement source network address is to be provided in the network section, and wherein said differentiated handling comprises handling the incoming data packet according to a packet classification rule operating on the basis of the replacement source network address; and, wherein said packet classification rule is implemented as a packet filter for routing the incoming data packet to a bearer.