diff --git a/include/steam/steamnetworkingtypes.h b/include/steam/steamnetworkingtypes.h
index ec6bc0b..549a86d 100644
--- a/include/steam/steamnetworkingtypes.h
+++ b/include/steam/steamnetworkingtypes.h
@@ -1206,9 +1206,12 @@ enum ESteamNetworkingConfigValue
 	//    ensure you have the current value.
 	k_ESteamNetworkingConfig_ConnectionUserData = 40,
 
-	/// [connection int32] Minimum/maximum send rate clamp, 0 is no limit.
-	/// This value will control the min/max allowed sending rate that 
-	/// bandwidth estimation is allowed to reach.  Default is 0 (no-limit)
+	/// [connection int32] Minimum/maximum send rate clamp, in bytes/sec.
+	/// At the time of this writing these two options should always be set to
+	/// the same value, to manually configure a specific send rate.  The default
+	/// value is 256K.  Eventually we hope to have the library estimate the bandwidth
+	/// of the channel and set the send rate to that estimated bandwidth, and these
+	/// values will only set limits on that send rate.
 	k_ESteamNetworkingConfig_SendRateMin = 10,
 	k_ESteamNetworkingConfig_SendRateMax = 11,
 
diff --git a/src/steamnetworkingsockets/clientlib/csteamnetworkingsockets.cpp b/src/steamnetworkingsockets/clientlib/csteamnetworkingsockets.cpp
index 13dffe9..eff3409 100644
--- a/src/steamnetworkingsockets/clientlib/csteamnetworkingsockets.cpp
+++ b/src/steamnetworkingsockets/clientlib/csteamnetworkingsockets.cpp
@@ -74,8 +74,8 @@ DEFINE_CONNECTON_DEFAULT_CONFIGVAL( int32, RecvBufferMessages, 1000, 2, 0x100000
 DEFINE_CONNECTON_DEFAULT_CONFIGVAL( int32, RecvMaxMessageSize, 512*1024, 64, 0x10000000 );
 DEFINE_CONNECTON_DEFAULT_CONFIGVAL( int32, RecvMaxSegmentsPerPacket, k_cbSteamNetworkingSocketsMaxUDPMsgLen, 1, k_cbSteamNetworkingSocketsMaxUDPMsgLen );
 DEFINE_CONNECTON_DEFAULT_CONFIGVAL( int64, ConnectionUserData, -1 ); // no limits here
-DEFINE_CONNECTON_DEFAULT_CONFIGVAL( int32, SendRateMin, 128*1024, 1024, 0x10000000 );
-DEFINE_CONNECTON_DEFAULT_CONFIGVAL( int32, SendRateMax, 1024*1024, 1024, 0x10000000 );
+DEFINE_CONNECTON_DEFAULT_CONFIGVAL( int32, SendRateMin, 256*1024, 1024, 0x10000000 );
+DEFINE_CONNECTON_DEFAULT_CONFIGVAL( int32, SendRateMax, 256*1024, 1024, 0x10000000 );
 DEFINE_CONNECTON_DEFAULT_CONFIGVAL( int32, NagleTime, 5000, 0, 20000 );
 DEFINE_CONNECTON_DEFAULT_CONFIGVAL( int32, MTU_PacketSize, 1300, k_cbSteamNetworkingSocketsMinMTUPacketSize, k_cbSteamNetworkingSocketsMaxUDPMsgLen );
 #ifdef STEAMNETWORKINGSOCKETS_OPENSOURCE