Sending mail from IP-addresses
If approval is required for our mail server (otherwise known as an SPF record) then the following IP address can be used:
Mail server set up
Note that some mail servers have limits to the number of emails that can be sent at the same time or within a certain time interval.
This would primarily led to issues when performing mass updates.
Client was not authenticated
If you receive the following error message then you will need to contact your administrator for Office 365.
“The SMTP server requires a secure connection or the client was not authenticated. The server response was 5.7.57. Client was not authenticated to send anonymous mail during mail from…”
Microsoft describes the requred set ups here:
Uniconta does not provide Office 365 set up support nor for other e-mail programs.
Your daily relays limit
Upon testing with individual mails, the following ‘Exception’ notice may appear. This means that a maximum of 250 e-mails can be sent within the buffer size. Remember that one e-mail with 4 recipients counts as 4 e-mails.
Your e-mail provider will be able to help you with this.
The server response was: 5.7.1 unable to relay
If you receive the error message: “Mailbox unavailable. The server response was 5.7.1. Unable to relay”
You will need to check your “Default SMTP Virtual Server” as follows:
Use IIS7 to deploy your web site, Open IIS6 Manager to configure the SMTP server.
Configure the SMTP server as follows: