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Cisco Bug: CSCvt21717 - Undefined ACL under "ip multicast boundary" will punt traffic to CPU

Last Modified

Sep 01, 2020

Products (1)

  • Cisco Catalyst 6000 Series Switches

Known Affected Releases


Description (partial)

If "ip multicast boundary" is configured under SVI without specified ACL - Cat6500 with Sup2T (PFC4) will not program itself correct on bootup, traffic will be punted to CPU and later rate limited causing the packet loss

"ip multicast boundary" configured under SVI without specified ACL [problem is seen only on bootup]


Defining ACL for "ip multicast boundary" will resolve this issue
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