RFC 1732 · INFORMATIONAL · 1994
MON · 27 JUL 2026
IMAP4 Compatibility with IMAP2 and IMAP2bis
Overview
RFC 1732, “IMAP4 Compatibility with IMAP2 and IMAP2bis”, is an Informational document published in December 1994 by M. Crispin. The canonical text is published by the RFC Editor.
Abstract
This is a summary of hints and recommendations to enable an IMAP4 implementation to interoperate with implementations that conform to earlier specifications. This memo provides information for the Internet community. This memo does not specify an Internet standard of any kind.
What “Informational” means
Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.
Read this RFC
The canonical text of RFC 1732 is hosted at rfc-editor.org. Available in TXT,HTML.
Other RFCs from 1994
- RFC 1731 IMAP4 Authentication Mechanisms
- RFC 1733 Distributed Electronic Mail Models in IMAP4
- RFC 1730 Internet Message Access Protocol - Version 4
- RFC 1734 POP3 AUTHentication command
- RFC 1729 Using the Z39.50 Information Retrieval Protocol
- RFC 1735 NBMA Address Resolution Protocol
- RFC 1728 Resource Transponders
- RFC 1727 A Vision of an Integrated Internet Information Service