When a core router has competing advertisements for the same prefix from various PEs, the local edge route should be selected as the best path based on the IGP metric of the resolving routes of those competing advertisements. Without the support mentioned in this TOI, when a BGP route has two or more levels of recursion, the BGP process does not utilize the IGP distance in the route selection process. 

The SRTE Policy metric is used as a tie-breaker when picking two policies with the same cost value, otherwise the cost determines the preferred policy, currently there are commands to manually configure metrics for each SRTE Policy as described in Configurable IGP Preference and Metric for SR-TE Policies

This feature introduces a metric for static routes so that the user can configure both administrative distance and