@Solaris That's not a fix, that's just disabling the feature.

This problem still exists. I'm on Ubuntu 15.10 and RTP send is flooding my network resulting in near total DoS. 
This really needs to be resolved soon...

Example of packet storm:

21:23:48.763850 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:48.771958 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:48.780132 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:48.788273 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:48.796427 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:48.796461 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:48.804479 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.771863 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.780033 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.788235 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.796291 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.796337 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.804453 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.812512 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.820552 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.828657 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.836783 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.836849 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.844876 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.853086 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.861102 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.869134 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.869189 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.877130 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.885160 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.893190 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.901399 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.909441 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.909497 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.917538 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.925751 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.933814 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.941910 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.950011 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.950068 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.958090 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.966103 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.974125 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.982160 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.990252 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.990304 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:53.998288 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.006286 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.014295 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.022316 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.022362 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.030316 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.038344 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.046374 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.054622 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.062658 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.062694 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.070683 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.078725 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.086741 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.094757 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.102824 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.102869 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.110835 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.118777 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.126765 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.134779 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.142853 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.142910 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.150874 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.159059 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.167279 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.175354 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.183321 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.183352 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.191311 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.199334 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.207369 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.215507 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.223484 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.223511 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.231457 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.239429 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.247539 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.255704 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.255761 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.263824 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.271839 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.279915 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.287905 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.296111 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.296165 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.304186 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.312234 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.320274 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.328281 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.336299 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.336355 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.344343 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.352545 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.360652 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.368697 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.376741 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.376789 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.384836 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.392882 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.401123 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.409173 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.409226 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.734183 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.742281 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.742332 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.750402 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.758497 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.766561 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.774596 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.782753 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.782792 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.790864 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.798900 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292
21:23:54.806999 IP laptop.34779 > 224.0.0.56.46176: UDP, length 1292