Improve example for proxy network addresses

opentracker.conf.sample

@@ -93,14 +93,14 @@
 #
 # access.stats_path stats
 #
-# IIc)
+# II
-#      If opentracker lives behind one or multiple reverse proxies, you can
+#      If opentracker lives behind one or multiple reverse proxies,
 #      every http connection appears to come from these proxies. In order to
 #      take the X-Forwarded-For address instead, compile opentracker with the
-#      WANT_IP_FROM_PROXY option and set your proxy addresses here.
+#      WANT_IP_FROM_PROXY option and set your proxy addresses or networkss here.
 #
 # access.proxy 10.0.1.23
-# access.proxy 10.0.1.24
+# access.proxy 192.0.0.0/8
 #
 
 # III) Live sync uses udp multicast packets to keep a cluster of opentrackers