fix bug in res tunnel feature

Author: Ing-Dom

src/knx/ip_data_link_layer.cpp

@@ -654,8 +654,7 @@ void IpDataLinkLayer::loopHandleConnectRequest(uint8_t* buffer, uint16_t length,
             tunnelResOptions[i] = (*(tunCtrlBytes+i) & 0x60) >> 5;
         }
 
-
-        if(tunnelResActive[i])   // tunnel reserve feature active for this tunnel
+        if(resTunActive && tunnelResActive[i])   // tunnel reserve feature active for this tunnel
         {
             #ifdef KNX_LOG_TUNNELING
             print("tunnel reserve feature active for this tunnel: ");

src/knx/knx_ip_tunnel_connection.cpp

@@ -7,6 +7,11 @@ KnxIpTunnelConnection::KnxIpTunnelConnection()
 
 void KnxIpTunnelConnection::Reset()
 {
+    print("Close Tunnel-Connection[");
+    print("?");
+    print("], Channel: 0x");
+    println(ChannelId, 16);
+
     ChannelId = 0;
     IpAddress = 0;
     PortData = 0;