Simple Mail Transfer Protocol (SMTP) Relay

SMTP Relay provides Customers the ability to send outbound email from devices (such as printers or servers) or applications.


  • Enable printers or applications to send email
  • Send emails from any IP address


  • IP Based Authentication
  • Maximum 30 MB message


  • Allows emails coming from your chosen IP address to go through without authentication

Service support - Deploy approved applications to client’s Virtual Desktop environment. All applications will go through a certification processCDT
End-user support - Provide end-user support for the SMTP RELAY running on CDT systems.
Note: This does not include the support of end-user’s end-point device, LAN or WAN connections
Security monitoring - Monitor the SMTP service infrastructure. CDT
Security monitoring - Notify the customer, isolate and remediate any detected security threats.CDT
Update monitoring and management - Monitor customer SMTP Relay to ensure the infrastructure is always updated according to CDT security policiesCDT
Identity management - Create service accountsCDT
Change management - Notify customers, in advance, when changes need to be made to their SMTP Relay environment.CDT
Change management - Maintain a change management process and provide a central point of contact to the CDT SMTP Relay support team.Customer
End-user support - Support on-site infrastructure: for all network and internet connectivity, client device configuration, peripheral devices, proxy server, firewalls and WAN connectivity.Customer
End-user support - Support line-of-business applications: custom software, 3rd-party software, design tools, and anything not specified in this documentCustomer
Security monitoring and response - Provide a list of contacts to CDT in the event that a security incident is detected that is outside the scope of the SMTP Relay scope.Customer
Security monitoring and response - Notify CDT of potential impacts of any non-SMTP Relay security incidents that may impact the service (example: Local Virus or DDOS attack).Customer
LAN network infrastructure - Setup, configuration and management (including troubleshooting and debugging) of all networking-related infrastructure and services, including internet connectivity, network controls, proxy configuration and remote connectivity infrastructure.Customer

The rate schedule represents standard CDT services. If a Customer requires technology solutions that are not part of the standard, CDT will review the Customer’s request and provide customized pricing as necessary.

Service DescriptionService IdentifierProduct NameUnit of MeasurementRateService CodeNotes
SMTP RelayE-Mail Relay ServicesMonthly/Per IP Address$10.39E108
Subscriptions to this service are available. 

To request an SMTP Relay account, or to Add, Change or Delete maintenance activities, please submit a Case/Request:

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