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Cisco Bug: CSCun11014 - Secure replies over TLS to google hosted domains failing TLS handshake

Last Modified

Jan 27, 2017

Products (1)

  • Cisco Registered Envelope Service

Known Affected Releases

4.1.5-07 4.2.0-0

Description (partial)

Symptom:
Secure replies not received if customer is using google hosted mail, sender receives bounces saying mail is undeliverable.  

Bounce back email is similar to:

From:        CRES Do Not Reply <DoNotReply@res.cisco.com>
To:       user@example.com
Date:        21/01/2014 17:53
Subject:        Delivery Failure:Read: [Encrypt] test

The Mail Server at prod-cres-appx.xxx.ironport.com was unable to deliver
your message to some or all of the recipients. This is a permanent
error; the server has given up. Below is a list of recipients and the
reason the server was unable to deliver your message:

Failed recipient(s):
user@google.com

Error message:
No mail server(s) available at this time.


Reporting-MTA: dns; mxnat3.res.cisco.com
Received-From-MTA: dns; localhost

Final-Recipient: rfc822; user@google.com
Action: failed
Status: 4.4.1
Diagnostic-Code: X-James; No mail server(s) available at this time.
Last-Attempt-Date: Tue, 21 Jan 2014 11:53:44 -0800 (PST)

Conditions:
In CRES admin, 'Bounce Messages' chosen on TLS failure.
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