multicast issue

Unanswered Question
Mar 25th, 2009
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Hi,


We are trying whiteboard application that use multicast ¨Ip address 224.2.1.1¨

and it not working getting an error this error on the 2950 switch :


IGMPSN: router Received non igmp pak on vlanxxx


any idea ?


Thanks

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CriscoSystems Wed, 03/25/2009 - 16:25
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What other devices are connecting on that VLAN to the switch?


Are those devices running the same IGMP version as your switch is, or are they running CGMP, or what?



tmesbah Thu, 03/26/2009 - 19:00
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Hi,


The error is on Cisco2950 running IGMP conneted to the core switch Cat6509.


cat2950-cat6500-Hub1-WAN cloud-spoke


Using DMVPN v3 between Hu and spokes.


sh ip mroute on cat6500 show "stopped" for the multicast application 224.2.1.1:


(*, 224.2.1.1), 00:29:14/stopped, RP 0.0.0.0, flags: DP

Incoming interface: Null, RPF nbr 0.0.0.0

Outgoing interface list: Null


Thanks

Harold Ritter Fri, 03/27/2009 - 12:46
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  • Cisco Employee,

Would it be possible to post the cat6500 config.


Regards

pkurdziel Wed, 03/25/2009 - 19:40
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I found this "receiver port can't belong to the

multicast vlan.

"

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