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Cisco Bug: CSCta04391 - NAT: router crashes after deleting ip nat inside source list

Last Modified

Feb 11, 2018

Products (2)

  • Cisco IOS
  • Cisco 6500/7600 Series Multiprocessor WAN Application Module

Known Affected Releases

12.4(23a) 12.4(23b)

Description (partial)

Symptoms: A Cisco router with dynamic NAT for unicast and multicast traffic crashes after deleting <CmdBold>ip nat inside source list<noCmdBold>.
Conditions: This symptom is observed when there is unicast and multicast traffic and only when unicast and multicast traffic use the same NAT rule.
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