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Cisco Bug: CSCsy95844 - Multicast traffic not sent over Dialer intf with PPPoA when CEF enabled

Last Modified

Feb 02, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

12.4(15)T12 12.4T

Description (partial)

Symptoms: Multicast traffic destined for a dialer interface configured with 
 PPPoA is not forwarded, although the counters in the output of the 
 <CmdBold>sh ip mroute count<noCmdBold> command and all multicast state 
 information seems correct.
 Conditions: This symptom is observed
 -on a Cisco 1800 series integrated services router (ISR) configured with 
 PPPoA over DSL link while running Cisco IOS Release 12.4(24)T.
 - when the multicast traffic originates on the LAN and is transmitted over 
 the dialer interface toward the receivers/PIM RP. Initial packets may be 
 correctly sent while the multicast group is in registering state, but once 
 the source is registered with the RP, sending the multicast traffic 
 - CEF is globally enabled on all interfaces.
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Bug Details Include

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  • Status
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