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Cisco Bug: CSCuq21426 - Inspect-DNS: PTR Query failed when DNS-Doctoring enabled

Last Modified

Apr 17, 2020

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases


Description (partial)

revDNS response going through ASA is received for different IP address than original query.

ASA has nat configured with 'dns' keyword and there is revDNS query for mapped IP address used in this translation.
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