Reflexion KBA's : RTC
If you are seeing a 503 MAIL FIRST error in a client's outbound queue, this could stem from a number of issues: 1: The MAILFROM field in the message is blank 2: If from a Distribution list, NDR tracking is not enabled. 3: If part of a multiple recip...
OVERVIEW The error message "#553 sorry, relay of mail is not allowed. (#5. 7.1) ##" indicates that: * The smarthost is not configured correctly to send mail via asp-submit.reflexion.net * The sending IP address(es) of the server are not listed as a...
OVERVIEW This error indicates the connection died after the we sent the data, often a sign that the receiving server's content filtering is being maxed out or that there is some type of connection filtering on the server/firewall. For our customers usi...
How to setup ConnectWise.
OVERVIEW See the attached guide for Exchange 2013, Exchange 2007/2010, and Exchange 2003 smart host setup instructions. FEEDBACK AND CONTACT If you've spotted an error or would like to provide feedback on this article, please use the section below to ...
This article is for issues sending to Gmail recipients and seeing the following error: Remote host said: 421-4.7.0 This message does not have authentication information or fails to pass 421-4.7.0 authentication checks. To best protect our users from spam,...
OVERVIEW Enforcing IP restrictions is absolutely critical to ensure complete protection of your mail server. Because hackers and spammers can easily bypass cloud services and target your server directly, mail servers protected by Reflexion should only ac...
Reflexion's Spoofing Prevention option checks the Addresses listed in the headers of the message to determine if the inbound message is spoofed: If either the Display address (From-address in Outlook) or the X-Sender address (Sender field in Reflexion R...
This article applies to any Enterprises that are sending mail outbound through our Smarthost This article will: Briefly define DKIM and describe how it interacts with Reflexion This article will NOT: describe how to configure DKIM DomainKeys Identified...
For this Setup piece, we draw heavily from Google's own documentation.  Please start with this page: https://support.google.com/a/answer/2685650?hl=en&ref_topic=2921034 [https://support.google.com/a/answer/2685650?hl=en&ref_topic=2921034] This page is...
RFC2183 is an Attachment Filtering option within Reflexion Total Control.  If a message is tagged with the error message provided in your quarantine, this means that the message sent to or from you does not meet the standards listed out by the IETF. Wha...
OVERVIEW This article applies to all Enterprises that use our smarthost to send mail. What this article will cover: What is SPF and how to add Reflexion's SPF information CONTENT Sender Policy Framework (SPF) is used to create an "allowed senders" list ...
OVERVIEW NOTE: We recommend this process is completed using Internet Explorer. There are known issues with browser controls used in the final validation step. To set up outbound mail with Office 365, you will need to do the following: * Log into th...
Overview The Reflexion Quick Start Configuration Guide (attached below) features setup tips for the Reflexion Total Control (RTC), Archiving (RADAR and RADAR Lite), and Encryption (RTCEncrypt) services. The guide is also available as a 7.5-minute vide...
Reflexion Total Control Best Practices
Reflexion: One-Minute Video - Address-on-the-Fly
Reflexion: One-Minute Video - RTC Email Security
OVERVIEW You get the the following error in Reflexion: Send mail through your approved SMTP relay, or add a PTR record so the rDNS check more closely resembles their HELO name. This error also occurs when there is an SPF record mismatch and the recei...
When it comes down to adding allow entries for bulk/marketing mail providers, it can be tricky to nail down the specifics of what needs to be added to the list.  Thankfully, Salesforce makes this very simple! Each Salesforce tenant has a dedicated subdom...
If the SPAM handling option is set to "Quarantine" , email from blocked sender will be moved to quarantine folder by default. If the user does not want to see any messages from their blocked senders, the option "Vaporize messages from senders on the blo...