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Cisco Bug: CSCvv58807 - RFC 6052 prefix removal for IPv4 embedded in IPv6 when looking up IPv4 addresses

Last Modified

Sep 03, 2020

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

21.20.5.77297

Description (partial)

Symptom:
When learning the IPv4 address via DNS snooping, there is no option today to match this IPv6 format against the address learned from the DNS response.

Conditions:
when using IPv6 only on UE with IPv4 content(or if there is IPv4 device behind IPv6 UE).
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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