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Optimal Latency Guarantee for Multiple Concurrent Packets with New IP

Authors:
Lijun Dong
Richard Li

Keywords: in-time guarantee; multiple packets; New IP; best effort; contract; metadata; high precision communication; QoS; precise latency; backtracking; branch and bound

Abstract:
Precise end-to-end latency guarantee is a network service that is required by many emerging and future applications. However, today’s Internet built on the best effort principle cannot provide such service, despite of the existing Quality of Service (QoS) mechanisms. Enabled by the New IP framework, the deadline for the packets could be revealed to the network nodes and leveraged to calculate the residual latency budget and average per-hop latency constraint. Correspondingly, the packet forwarding order (i.e., the placement positions of the packets) in the outgoing queue could be deliberately manipulated to satisfy the deadline constraints for as many packets as possible, while achieving the minimum average stay time in a network node. The algorithms based on backtracking, branch and bound are proposed to address the optimal scheduling problem.

Pages: 1 to 6

Copyright: Copyright (c) IARIA, 2022

Publication date: June 26, 2022

Published in: conference

ISSN: 2519-8459

ISBN: 978-1-61208-964-5

Location: Lisbon, Portugal

Dates: from June 26, 2022 to June 30, 2022