pnniRouteNodeConfig-BwdMetric8 1.3.6.1.4.1.529.23.47.1.1.27

Alternate routing parameter for the backward direction of this route. For information learned from PNNI nodes, this is the Variance Factor (in units of 2**(-8)) for the backward direction of the route. 0xFFFFFFFF means the metric isn't used.