diff --git a/proxy/README.md b/proxy/README.md
index 3f85aac..7299695 100644
--- a/proxy/README.md
+++ b/proxy/README.md
@@ -50,6 +50,7 @@ Usage of ./proxy:
         disable the exposing mechanism for stats using logs
   -ephemeral-ports-range range
         Set the range of ports used for client connections (format:"<min>:<max>").
+        Useful in conjunction with port forwarding, in order to make the proxy NAT type "unrestricted".
         If omitted, the ports will be chosen automatically from a wide range.
         When specifying the range, make sure it's at least 2x as wide as the amount of clients that you are hoping to serve concurrently (see the "capacity" flag).
   -keep-local-addresses
diff --git a/proxy/main.go b/proxy/main.go
index a75d1fd..b25a3e0 100644
--- a/proxy/main.go
+++ b/proxy/main.go
@@ -44,7 +44,7 @@ func main() {
 	metricsAddress := flag.String("metrics-address", "localhost", "set listen `address` for metrics service")
 	metricsPort := flag.Int("metrics-port", 9999, "set port for the metrics service")
 	verboseLogging := flag.Bool("verbose", false, "increase log verbosity")
-	ephemeralPortsRangeFlag := flag.String("ephemeral-ports-range", "", "Set the `range` of ports used for client connections (format:\"<min>:<max>\").\nIf omitted, the ports will be chosen automatically from a wide range.\nWhen specifying the range, make sure it's at least 2x as wide as the amount of clients that you are hoping to serve concurrently (see the \"capacity\" flag).")
+	ephemeralPortsRangeFlag := flag.String("ephemeral-ports-range", "", "Set the `range` of ports used for client connections (format:\"<min>:<max>\").\nUseful in conjunction with port forwarding, in order to make the proxy NAT type \"unrestricted\".\nIf omitted, the ports will be chosen automatically from a wide range.\nWhen specifying the range, make sure it's at least 2x as wide as the amount of clients that you are hoping to serve concurrently (see the \"capacity\" flag).")
 	versionFlag := flag.Bool("version", false, "display version info to stderr and quit")
 
 	var ephemeralPortsRange []uint16 = []uint16{0, 0}