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+Long: local-port
+Arg: <num/range>
+Help: Force use of RANGE for local port numbers
+Added: 7.15.2
+---
+Set a preferred single number or range (FROM-TO) of local port numbers to use
+for the connection(s). Note that port numbers by nature are a scarce resource
+that will be busy at times so setting this range to something too narrow might
+cause unnecessary connection setup failures.