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Cisco Bug: CSCtc96602 - NAT box changes ICMP identifier field and echo reply is unrecognizable

Last Modified

Jan 29, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

12.2(33)SRC3, 12.2(33)SRD3 12.2(47)S

Description (partial)


NAT box may unexpectedly change ICMP identifier field.
It makes ICMP echo reply unrecognizable. 


This issue is NOT seen in 12.4M.
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