4517dc03___and_how_to_prepare_for_them___Description
[Step] 3 [Consideration] Local Preference [Description] 
There can be many routers that provide routes out of a specific autonomous system (AS); the one with the highest Local Preference is considered the preferred exit point for a specific prefix.
Top 5 Hardest Topics on the CCNP ROUTE Exam (and how to prepare for them)
Description