)īut I would like to be able to provide the client with a 'look its perfect' setup. the recipients that the client has reported issues with have all been google apps/google mail.

open .

they are not on any blacklists and the mails are not mailshots and i suspect that it is googles adoption of the SPF1 checks that are the real culprit (i am going to set the DNS today. To verify that you have successfully modified the SMTP banner on a Receive connector, do the following: Open a telnet client on a computer that can access the Receive connector, and run the following command: PowerShell. It is only flagged as a warning by but client tells me that some of their recipients report mail in the spam folders. What concerns me is that from Putty I get the banner just fine but when running telnet from a command line on the server I do not. We have a kerio server in a small business that answers to the name '' but the MX record for the server is ''. Trying to see if I can change the SMTP banner that is provided on SMTP requests without changing the host name of the kerio server. The traffic on port 25 starts as unencrypted.

You can use two methods for encrypting the SMTP traffic: SMTP on port 25 with STARTTLS if TLS encryption is supported. If an SMTP server is accessible from the Internet, anyone can connect and send email messages through Kerio Connect. The specific SMTP gateway can be configured using SMTP delivery rules. Home » GFI User Forums » Kerio Connect » Change SMTP Banner (Want to know if possible to change the SMTP banner to minimise the chance if mail being marked as spam) Show: Today's Messages :: Show Polls :: Message Navigator The SMTP protocol server sends outgoing email messages, receives incoming messages and messages created via mailing lists in Kerio Connect. The SMTP server defines who can send outgoing messages via Kerio Connect and what actions they can perform.

Kerio connect smtp telnet banner