http://www.rfc-editor.org/rfc/rfc7185.txt
RFC 7185: Link Metrics for the Mobile Ad Hoc Network (MANET) Routing Protocol OLSRv2 - Rationale, C. Dearlove, T. Clausen, P. Jacquet2014-04-01T23:00:00-00:00The Optimized Link State Routing Protocol version 2 (OLSRv2) includes the ability to assign metrics to links and to use those metrics to allow routing by other than minimum hop count routes. This document provides a historic record of the rationale for, and design considerations behind, how link metrics were included in OLSRv2.