RFC 1878 · HISTORIC · 1995
SUN · 14 JUN 2026
Variable Length Subnet Table For IPv4
Overview
RFC 1878, “Variable Length Subnet Table For IPv4”, is a Historic document published in December 1995 by T. Pummill, B. Manning. It obsoletes RFC 1860. The canonical text is published by the RFC Editor.
Abstract
This memo clarifies issues surrounding subnetting IP networks by providing a standard subnet table. This memo provides information for the Internet community. This memo does not specify an Internet standard of any kind.
What “Historic” means
A specification that has been superseded or is otherwise no longer recommended for use.
Read this RFC
The canonical text of RFC 1878 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
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- RFC 1873 Message/External-Body Content-ID Access Type
- RFC 1883 Internet Protocol, Version 6 Specification