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Cisco Bug: CSCvv30513 - DANE deliveries fail, when using IP6

Last Modified

Aug 31, 2020

Products (1)

  • Cisco Email Security Appliance

Known Affected Releases

13.0.0-392

Description (partial)

Symptom:
This problem will show up in the mail logs as this type of failure
Wed Aug  5 15:55:14 2020 Info: MID 31275 DCID 0 DANE failed for the domain test.com: 4.0 - Other network problem

And daneverify will fail with:

esa1.ucstest.iphmx.com > daneverify test.com
SECURE MX record(smtp.test.com) found for test.com
No A record found for MX(smtp.test.com) in test.com
DANE FAILED for test.com
DANE verification completed.

Conditions:
This problem occurs when attempting DANE deliveries to destinations that you have configured to use IP6.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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