Knowledgebase : Outbound Mail Flow
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/Other_Features/Acceptable_Use_Policy_for_Inbound_and_Outbound_Email
This article has been migrated to our Help System HELP SYSTEM URL:  https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/110_logs/'552_5.3.4_Message_size_exceeds_fixed_maximum_message%E2%80%99_even_though_Email_size_is_less_than_max_rec...
This article operates on the basis that the organization in question has an active account in Proofpoint Essentials, is using our inbound email service, and has its user email addresses registered in our Interface. IMPORTANT NOTE:  If you activate Essen...
This article has been migrated to our Help System HELP SYSTEM URL:  https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/040_usersandgroups/Outbound_mail_rejected_-_554_5.7.1%3A_Relay_access_denied
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/090_filtersandsenderlists/How_to_Add_MailChimp's_IPs_to_your_Safe_Sender_List
We recommend consulting your service provider or internal IT to set-up Blackberry Enterprise servers or the newly implemented OMA service from hosted Blackberry providers to work with the Proofpoint Essentials service. AUTO-FORWARDING TO AN EXTERNAL DOM...
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/110_logs/Troubleshooting_Mail_Flow_Issues
The bounceback is required to investigate the logs of the destination SMTP server. Problems of this nature are usually a poor quality SMTP server, a broken firewall or router in place between our servers and the destination server (dropping ICMP packets, ...
This article has been migrated to our Help System HELP SYSTEM URL:  https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/110_logs/Bounces_and_Deferrals
Proofpoint Essentials only processes email for domains and static IPs registered on our user interface. This is so we can safeguard against the security threat of being used as an open relay. As such auto-forwarding practices should be relayed using DNS...
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/000_gettingstarted/TLS_Certificate_Authority_for_Proofpoint_Essentials_Outbound_Email
When moving from one filtering service to another, or setting up for the first time, there are steps to include when setting up Proofpoint Essentials that may be forgotten outside of our standard steps. Remember to add in our IP ranges [http://support.p...
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/090_filtersandsenderlists/Filter_mail_from_a_specific_Country_of_Origin
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/user_topics/080_disclaimers/Disclaimer_Not_Appearing_on_Outbound_Emails
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/010_customize/016_setupdisclaimers/Disclaimers_on_Proofpoint_Essentials
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/user_topics/DKIM_and_DMARC
This article has been migrated to our Help System HELP SYSTEM URL:  https://help.proofpoint.com/Proofpoint_Essentials/Knowledge_Base/FAQs/Data_Loss_Prevention_(DLP)_FAQs/DLP_-_Credit_Cards
This article has been migrated to our Help System. HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Knowledge_Base/FAQs/Data_Loss_Prevention_(DLP)_FAQs
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/How_to_Create_Custom_DLP_Filter_Policy_Rule
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/Other_Features/Data_Loss_Prevention_(DLP)_-_What_are_Smart_Identifier's_and_How_to_Use_Them
This article has been migrated to our Help System HELP SYSTEM URL:  https://help.proofpoint.com/Proofpoint_Essentials/Knowledge_Base/FAQs/Data_Loss_Prevention_(DLP)_FAQs/DLP_-_SSN?mt-draft=true
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/110_logs/Proofpoint_Essentials_Attachment_Size_Limits
Proofpoint Essentials does filter outbound email for SPAM. If a message is not delivered it will be recorded in the Email Logs and can be released to the intended recipient. Please note that similar messages of this nature are likely to be quarantined in ...
This error occurs when the customer in question has the 'Enable email relay' option switched on and someone tries to send email to a recipient address that is not registered with Proofpoint Essentials AND the recipient domain is configured in Proofpoint E...
This article has been migrated to our Help System. HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/110_logs/Common_Error_Codes_found_in_Message_Details [https://help.proofpoint.com/Proofpoint_Essentials/Administrat...
When an outbound email has been blocked for delivery a notification email will be received informing the sender that their outbound email has been blocked for delivery The alert notification provides the sender with a summary of the email in question, s...
In addition to our monthly release schedule, Proofpoint is continuously enhancing the Essentials infrastructure for our customers. Maintenance windows are posted on our support site https://support.proofpointessentials.com [https://support.proofpointessen...
This article has been migrated to our Help System HELP SYSTEM URL:  https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/How_TLS_Delivery_Occurs
Situation The following steps should be taken to route email outbound from Office 365 to Proofpoint Essentials. These steps will help you provision/setup outbound mail-flow Solution * Configure Outbound Relaying on Proofpoint Essentials * C...
DOMAINS Every Internet email address includes a domain, which specifies where mail should be sent. For instance, the address joe@mycompany.com directs a message to the user Joe in the domain mycompany.com. In order for a domain to receive filtering from ...
NOTE: This knowledgebase does not address misclassifications (i.e. Spam that got through or desired email that got caught) as there is a separate knowledgebase article for that. The Proofpoint Essentials Support Team will need specific details in order ...
This article has been migrated to our Help System Help System URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/110_logs/How_To_View_Outlook_Email_Header?mt-draft=true
_INBOUND / OUTBOUND UI STATS FOR USERS_ _HOW TO ACCESS:_ _Go to Users & Groups, here you will see you users displayed by Name/Email Address and following their Role/Aliases and Inbound/Outbound stats. _ _If it is a user your wishing to check their s...
Proofpoint Essentials does not support the Outbound relaying of any email traffic for domains which do not belong to our customers and which have not been preregistered for a customer.   As such Auto-forwarding messages should be relayed using DNS onl...
To ensure the ongoing health of our platform, Proofpoint Essentials imposes limits on the number of messages sent and received, the number of recipients per message and the size of a message. Look at the messages below to identify your problem and learn...
Customers who have configured a masquerade domain on a virtual SMTP server may experience problems sending outbound emails through the Proofpoint Essentials platform. Proofpoint Essentials does not support the use of masquerade domains - this is because e...
This article has been migrated to our Help System HELP SYSTEM URL:  https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/030_domains/Bounce_error_-_IP_Address_is_an_open_relay
Proofpoint Essentials have implemented logic into our engines to help deal with the recent Dridex campaigns in which emails contain macro enabled attachments. This could cause some legitimate outbound emails to be marked and quarantined as spam. In or...
When an email cannot be delivered and is deferred for whatever reason, the platform will reattempt delivery of that email as below:   - Immediately, after the first failed attempt, then - Once per minute for 5 minutes, then - Every 10 minutes for ...
WHAT IS PROOFPOINT ESSENTIALS EMAIL MANAGEMENT PLATFORM? The service accepts and processes mail on behalf of its' subscribing customers. It passes safe traffic on and captures viruses, spam or any malicious content based on the unique set preferences of...
This article has been migrated to our Help System HELP SYSTEM URL:  https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/hostedemailservices/Proofpoint_Essentials_Response_to_Microsoft_Auto-Encryption
How do I retrieve internet headers from an email message? The following steps below explain how to provide the Support Team with email headers MICROSOFT OUTLOOK 2010 AND 2013 1.    DOUBLE CLICK the message to open it in a new window 2.    Click File ...
MICROSOFT REMOTE CONNECTIVITY ANALYZER The Microsoft Remote Connectivity Analyzer [https://testconnectivity.microsoft.com/] includes a Message Analyzer tool. Paste the message headers into the field provided and click ANALYZE HEADERS to produce the repor...
This article has been migrated to our Help System HELP SYSTEM URL:https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/Other_Features/Reporting_an_email_problem_to_Proofpoint_Support
Reporting an email problem to Proofpoint Essentials Support requires a few pieces of information that will assist us in narrowing down and investigating the issue, or even just for us to make useful suggestions. NOTE: if this problem is regarding a misc...
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/040_usersandgroups/How_To_Request_Bulk_Sending_Privileges
This article has been migrated to our Help System HELP SYSTEM URL:  https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/090_filtersandsenderlists/Setting_up_sender_lists/How_to_edit_Safe_and_Blocked_Sender_Lists
SENDING TO DISTRIBUTION GROUPS WITH EXTERNAL DOMAIN RECIPIENTS Proofpoint Essentials does not currently support the Outbound Relaying of mail to external domain recipients in a distribution group being sent to. An external recipient consists of an email...
In short, this can be done using the 'Status' column in the Email Logs section of the Proofpoint Essentials Interface. Note: Silent users do not have permission to log into the interface, hence cannot perform this action. Please contact your admin to re...
VERIFY THE FOLLOWING: * THE OUTBOUND RELAY FEATURE IS ENABLED FOR THE COMPANY. 1. Log in to the Proofpoint Essentials user interface 2. Type the customer name into the search bar (top header) 3. Click on Company Settings 4. Click on Features 5. Check t...
This article has been migrated to our Help System HELP SYSTEM URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/110_logs/Understanding_Message_Header_Information
This article has been migrated to our Help System HELP SYSTEM URL:  https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/000_gettingstarted/Understanding_Proofpoint_Essential's_Mail_Flow
This article has been migrated to our Help System Help System URL: https://help.proofpoint.com/Proofpoint_Essentials/Administrator_Topics/040_usersandgroups/User_email_address_is_%22marked_as_invalid%22?mt-draft=true
Proofpoint Essentials Filters will allow you to search for word(s) within parts of the message, including the Email Subject, Email Headers, Email Message Contents, and the entire Raw Email (up to 10,000 lines.)  The Raw Email option will be reviewing all ...