Chapter 20 Electronic Mail

Table of Contents
20.1 Synopsis
20.2 Using Electronic Mail
20.3 sendmail Configuration
20.4 Changing Your Mail Transfer Agent
20.5 Troubleshooting
20.6 Advanced Topics
20.7 SMTP with UUCP
20.8 Using Mail with a Dialup Connection
20.9 SMTP Authentication
Original work by Bill Lloyd. Rewritten by Jim Mock.

20.1 Synopsis

``Electronic Mail'', better known as email, is one of the most widely used forms of communication today. This chapter provides a basic introduction to running a mail server on FreeBSD. However, it is not a complete reference and in fact many important considerations are omitted. For more complete coverage of the subject, the reader is referred to the many excellent books listed in Appendix B.

After reading this chapter, you will know:

Before reading this chapter, you should:

This, and other documents, can be downloaded from

For questions about FreeBSD, read the documentation before contacting <[email protected]>.
For questions about this documentation, e-mail <[email protected]>.