Index: trunk/BNC/src/bncnetqueryrtp.cpp
===================================================================
--- trunk/BNC/src/bncnetqueryrtp.cpp	(revision 6572)
+++ trunk/BNC/src/bncnetqueryrtp.cpp	(revision 6573)
@@ -148,5 +148,5 @@
            + "Ntrip-Version: Ntrip/2.0\r\n"
            + "Ntrip-Component: Ntripclient\r\n"
-           + "User-Agent: NTRIP BNC/" BNCVERSION "\r\n"
+           + "User-Agent: NTRIP BNC/" BNCVERSION " (" BNC_OS ")\r\n"
            + "Transport: RTP/GNSS;unicast;client_port=" + clientPort + "\r\n"
            + userAndPwd;