-# 1: Fair with respect to addresses without preferences
-# > 1: The bigger, the more respect is payed to preferences
-PROP_PROPORTIONALITY_FACTOR = 4
+# 1.0: Fair with respect to addresses without preferences
+# > 1.0: The bigger, the more respect is payed to preferences
+PROP_PROPORTIONALITY_FACTOR = 2.00
+# Should we stick to existing connections are prefer to switch?
+# [1.0...2.0], lower value prefers to switch, bigger value is more tolerant
+PROP_STABILITY_FACTOR = 1.25