https://community.extremenetworks.com/t5/data-center-mlx-cer-ces/mlx4e-pim-sm-mcache-issue/m-p/97315#M239 <P>Weird issue that we are seeing.&nbsp; When our content provider changes the source IP of a multicast group, we have to clear that group from the mcache table in order clients down stream to re-join the group.&nbsp; It doesn't happen often, but if they do maintenance or have an encoder fail they could potentially change the source IP.&nbsp; Any thoughts on why the MLX won't learn the new source and continue to process the group?</P><P>IronWare : Version 5.6.0hT163</P> Wed, 27 Sep 2023 14:46:59 GMT Nick_Fawcett 2023-09-27T14:46:59Z https://community.extremenetworks.com/t5/data-center-mlx-cer-ces/mlx4e-pim-sm-mcache-issue/m-p/97315#M239 <P>Weird issue that we are seeing.&nbsp; When our content provider changes the source IP of a multicast group, we have to clear that group from the mcache table in order clients down stream to re-join the group.&nbsp; It doesn't happen often, but if they do maintenance or have an encoder fail they could potentially change the source IP.&nbsp; Any thoughts on why the MLX won't learn the new source and continue to process the group?</P><P>IronWare : Version 5.6.0hT163</P> Wed, 27 Sep 2023 14:46:59 GMT https://community.extremenetworks.com/t5/data-center-mlx-cer-ces/mlx4e-pim-sm-mcache-issue/m-p/97315#M239 Nick_Fawcett 2023-09-27T14:46:59Z