Routing is decided per edge and dispatched per target
The rule
Normative: this is the rule
Whether to follow an edge is decided edge by edge, but dispatch is per target node: several followed edges arriving at one target produce a single dispatch of that target, not one per edge.
Rule identifiers are permanent and are never renumbered. Each implementation publishes its own standing against these rules; this specification does not.spec 1.0-draft · SG-6 · changed in spec 1.0