Patent ID: 11894994
Assignee: REDFIG CONSULTING PTY LTD
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A network device comprising a processor and a computer readable medium comprising computer-readable instructions which when executed by the processor cause the device to:
receive network data packets, each network data packet comprising a packet header and a packet payload;
filter said network data packets according to predefined criteria, said filtering comprising inspection of at least a portion of the packet payload of the received network data packets and identifying at least one identifying packet in which the inspected portion of the respective packet payload satisfies the predefined criteria, and wherein received network data packets not satisfying the predefined criteria are identified as non-identifying packets;
sample said non-identifying packets to select at least one sample packet according to a sampling rule; and
transfer the at least one identifying packet and the at least one sample packet to an analyser.