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What's the difference between RHN Classic and Red Hat Subscription Management?

Updated 2014-03-03T22:58:12+00:00

Issue

  • There is no definitive product-specific comparison between RHN Classic and Red Hat Subscription Management in Red Hat Enterprise Linux and Red Hat Enterprise Virtualization.

Environment

  • Red Hat Enterprise Linux
  • Red Hat Enterprise Virtualization
  • Red Hat Network (RHN) Classic
  • Red Hat Subscription Management

Resolution

NOTE: This document is intended for planning Red Hat Subscription Management activities and is subject to change. Nothing in this document is a commitment to deliver any functionality or extend any existing product release cycles. Red Hat product life cycle description is located at https://access.redhat.com/support/policy/updates/errata/

Please refer to the following table for comparisons between RHN Classic and Red Hat Subscription Management by Red Hat Enterprise Linux product.

Feature/Function RHN Classic Red Hat Subscription Management
Red Hat Product Support
Red Hat Enterprise Linux versions supported

All current products and versions in Red Hat Enterprise Linux 4

All current products and versions in Red Hat Enterprise Linux 5 and Red Hat Enterprise Linux 6

Red Hat Enterprise Linux 7 Beta supported via Red Hat Satellite 5.6

Red Hat Enterprise Linux 5 (5.7 and newer)

Red Hat Enterprise Linux 6 (6.1 and newer)

Red Hat Enterprise Linux 7 Beta

Intended for future versions of Red Hat Enterprise Linux

Red Hat Enterprise Virtualization versions supported All current products and versions including RHEV 2.1, 2.2, 3.0 RHEV 3.0 and newer
Red Hat Enterprise Linux Migration to RHSM support? NO

YES for Red Hat Enterprise Linux 5 (5.8 and newer) - via migration tooling as described in Subscription Management Guide

YES for Red Hat Enterprise Linux 6 (6.3 and newer) - via migration tooling as described in Subscription Management Guide

Is migrating from RHN Classic to Red Hat Subscription Management supported?

Red Hat Satellite 5 YES - all versions of 5.x NO
Red Hat Satellite 6 NO YES
Subscription Management Support
Default installation method

Red Hat Enterprise Linux 5 (5.7 and older)

Red Hat Enterprise Linux 6 (6.1 and older)

All Red Hat Enterprise Linux 4

Red Hat Enterprise Linux 6 (6.3 and later)

Red Hat Enterprise Linux 5 (5.9 and later)

future versions of Red Hat Enterprise Linux

Content Basis

RHN Classic
rhn-channel command
[Red Hat Enterprise Linux ] What is the command "rhn-channel" and how to use it?

Red Hat Subscription Manager
subscription-manager command to register and add subscriptions
Command line utilities yum update (Red Hat Enterprise Linux 5 and later), up2date (Red Hat Enterprise Linux 4) yum update
System registration rhn_register, rhnreg_ks

subscription-manager register

How do I register my system using Red Hat Subscription Manager?

List subscriptions available to apply to installed system N/A subscription-manager list --available
Force list all subscriptions N/A subscription-manager list --available --all
Why can't I see available subscriptions for my system in Red Hat Subscription Management?
Smart autosubscribe a subscription N/A

subscription-manager register --autosubscribe

How do I subscribe to a channel in Red Hat Subscription Management?

Graphical user interface utilities System -> Administration -> RHN Registration System -> Administration -> Red Hat Subscription Manager
Package update utility

/usr/bin/yum

System -> Administration -> Add/Remove Software

/usr/bin/yum

System -> Administration -> Add/Remove Software

Yum plugin support yum-rhn-plugin (provides rhnplugin.conf)
subscription-manager (provides subscription-manager.conf and product-id.conf)
Web-based administration tool for customers http://rhn.redhat.com http://access.redhat.com/management
Support for updating content through Content Delivery Network YES YES
Support for offline updating YES, via Red Hat Satellite 5 NO
Support for proxied updating YES, via Red Hat Satellite Proxy 5 YES, via Red Hat Subscription Asset Manager (SAM) and other future offerings
Email errata notifications YES

YES

How do I get errata notifications from Red Hat Subscription Management?

Support for remote updating YES

NO

How do I apply updates remotely with Red Hat Subscription Management?

Support for IP-Based Firewall Rules

YES

How do I disable Location Aware Updates with RHN Classic?

YES

How do I disable Location Aware Updates with Red Hat Subscription Management?

Support for machine provisioning and monitoring YES NO
Support for sosreport diagnostics logging YES YES
Support for all product SKUs YES, but future product products may not be enabled for RHN Classic

YES, with a small number of exceptions

Why aren't my subscriptions available in Red Hat Subscription Management?

Support for Smart Management Red Hat Enterprise Linux Add-On YES, for use with Red Hat Satellite NO
Optional and Supplementary Channels available?

YES, but off by default

Many *-devel packages are not available in Red Hat Enterprise Linux 6

YES, but off by default

How can I access Optional and Supplementary channels, and -devel packages using Red Hat Subscription Management?

References