RFC 2645 (rfc2645) - Page 1 of 9
ON-DEMAND MAIL RELAY (ODMR) SMTP with Dynamic IP Addresses
Alternative Format: Original Text Document
Network Working Group R. Gellens
Request for Comments: 2645 Qualcomm
Category: Standards Track August 1999
ON-DEMAND MAIL RELAY (ODMR)
SMTP with Dynamic IP Addresses
Status of this Memo
This document specifies an Internet standards track protocol for the
Internet community, and requests discussion and suggestions for
improvements. Please refer to the current edition of the "Internet
Official Protocol Standards" (STD 1) for the standardization state
and status of this protocol. Distribution of this memo is unlimited.
Copyright Notice
Copyright (C) The Internet Society (1999). All Rights Reserved.
Table of Contents
1. Abstract . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2. Conventions Used in this Document . . . . . . . . . . . . . . 2
3. Comments . . . . . . . . . . . . . . . . . . . . . . . . . . 2
4. Description . . . . . . . . . . . . . . . . . . . . . . . . . 2
5. States . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
5.1. Initial State . . . . . . . . . . . . . . . . . . . . . . 4
5.1.1. EHLO . . . . . . . . . . . . . . . . . . . . . . . . 4
5.1.2. AUTH . . . . . . . . . . . . . . . . . . . . . . . . 4
5.1.3. QUIT . . . . . . . . . . . . . . . . . . . . . . . . 4
5.2. Authenticated State . . . . . . . . . . . . . . . . . . . 4
5.2.1. ATRN (Authenticated TURN) . . . . . . . . . . . . . 4
5.3. Reversed State . . . . . . . . . . . . . . . . . . . . . 5
5.4. Other Commands . . . . . . . . . . . . . . . . . . . . . 6
6. Example On-Demand Mail Relay Session: . . . . . . . . . . . . 6
7. Response Codes . . . . . . . . . . . . . . . . . . . . . . . 6
8. Security Considerations . . . . . . . . . . . . . . . . . . . 6
9. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . 7
10. References . . . . . . . . . . . . . . . . . . . . . . . . . 7
11. Author's Address . . . . . . . . . . . . . . . . . . . . . 8
12. Full Copyright Statement . . . . . . . . . . . . . . . . . . 9
1. Abstract
With the spread of low-cost computer systems and Internet
connectivity, the demand for local mail servers has been rising.
Many people now want to operate a mail server on a system which has
Gellens Standards Track