fembms.md

@@ -291,3 +291,7 @@ $ ffmpeg -re -i jellyfish-5-mbps-hd-h264.mkv -f rtp_mpegts rtp://10.0.2.2:5000
 ```bash
 $ ffplay rtp://10.0.2.2:5000
 ``` 
+
+#Known issues
+
+1.  UE FeMBMS requires further work to make the initial PSS sync and PBCH detection much more reliable. This is mainly relevant for UE working with USRP.