About KFrank

KFrank · 04-29-2014

What is the best practice for relaying messages sent externally to a specific domain? I'm not talking about relaying from outside Ironport then back to your email servers. I'm talking about relaying the other direction. So for example your email serv...

KFrank · 04-23-2014

Was there an issue with the CRES service after 4pm EST yesterday? A few users reported bouncebacks that have the message:#< #5.0.0 smtp; 5.x.3 - Temporary PXE Encryption failure. Please try resending the message. If the problem persists, please conta...

KFrank · 04-08-2014

Hello I'm getting quite a bit of spam from email address where the domain cannot be verified. I've tried creating a HAT rule that rejected any email where the Reverse lookup could not verify the DNS. The problem here is it seems SPF records can cause...

KFrank · 03-31-2014

We have a content filtering configuration to check emails for certain account numbers. It's working great the only bad thing is sometimes it finds what it thinks is account numbers in HTML or XML code. This is random but annoys several of our custome...

KFrank · 03-12-2014

Is anyone else having an issue with encrypted email responses? An example is you send a CRES email to a user. They get the email in the normal amounnt of time but when they open the email and respond it takes a abnormal amount of time to receive the ...

KFrank · 04-30-2014

Thank you for the response Robert. I'll try this and let you know if it worked.

KFrank · 04-16-2014

I have done some more testing and this email sends fine in plain text. When I send it using HTML enable it gets flagged as having a SSN and encrypts the message. The issue seems to be in the HTML code. I doubt there is a way to tell Ironport when sca...

KFrank · 04-15-2014

Thank you for the suggestion. I will try this.

KFrank · 03-12-2014

Here is the traffic from the last one.Received: from mta3.cfi.org (192.168.18.53) by with Microsoft SMTP Server id 14.3.174.1; Wed, 12 Mar 2014 09:05:42 -0400X-IronPort-AV: E=Sophos;i="4.97,638,1389762000"; d="html'217?scan'217,208,217";a="510519...

KFrank · 03-12-2014

I sent and encrypted email to a gmail address. Then opened it and responed. The response took over an hour to show up back in Outlook.

Member Since	‎03-12-2014 05:40 AM
Date Last Visited	‎08-18-2017 04:01 AM
Posts	10

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Relaying to Specific Domain

CRES Outage?

SPF Verification

X1070 Content Filter

CRES email delay

Thank you for the response

Here is an example of the

Thank you for the suggestion.

Here is the traffic from the

I sent and encrypted email to