Browse our Frequently Asked Questions (FAQs)
Information about problems sending emails to Mailman mailing lists.
- Messages sent in HTML format to my mailing list are not being shown in the expected format.
- A member of my Sussex mailing list says that their attempts to post to the list are being rejected.
- My mailing list is receiving unauthorised, unwanted messages. How can I prevent this?
- Someone wants to be able to post to my mailing list but without being a member of the list.
- How can I (a mailing list owner) allow a list member to email a moderated mailing list without them needing authorisation?
Updated on 21 January 2026