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Cisco Bug: CSCvh99516 - Ironport-PHdr header causing delivery problems

Last Modified

Jul 31, 2019

Products (1)

  • Cisco Email Security Appliance

Known Affected Releases

11.1.0-069

Description (partial)

Symptom:
Messages are being rejected for too many header lines.
The "IronPort-PHdr" header within the message is properly folded but contains more than 1000 lines.

Conditions:
Long Ironport-PHdr headers have been known to occur on messages with large numbers of recipients.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

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