Cisco IOS Software Release 12.3(2)XE [Cisco IOS Software Releases 12.3 Special and Early Deployments]

Document ID: 60180

Description of the Release

Cisco IOS® Software Release 12.3(2)XE is an ED (XED) release optimized for the following features:

Carlos 9
NBAR
Zutswang
IOS configurable DHCP client
E-mail SMTP

This release is based upon the Cisco IOS Software 12.3(2)T maintenance release. Any early deployment (ED) release of software should be used in a test network before being deployed in a production network.

Product and Feature Support

Cisco IOS Software Release 12.3(2)XE supports these platforms:

Product/Feature	Image Name	Memory Requirements
Cisco 1700 Series (Legacy)	c1700-y-mz c1700-y7-mz c1700-sy7-mz c1700-sv8y7-mz c1700-k9o3sy7-mz c1700-k9o3sv8y7-mz c1700-bnr2sy7-mz c1700-bk9no3r2sy7-mz c1700-bk9no3r2sv8y7-mz c1710-k9o3sy-mz c1710-bk9no3r2sy-mz	See Release Notes
Cisco 1700 Series (New)	c1700-ipbase-mz c1700-ipvoice-mz c1700-entbase-mz c1700-advsecurityk9-mz c1700-spservicesk9-mz c1700-entservicesk9-mz c1700-advipservicesk9-mz c1700-adventerprisek9-mz c1710-bk9no3r2sy-mz c1710-k9o3sy-mz	See Release Notes
Cisco 820	c820-v6y6-mz c820-sv6y6-mz c820-ov6y6-mz c820-k9osv6y6-mz	See Release Notes
Cisco 828	c828-k9osy6-mz c828-oy6-mz c828-sy6-mz c828-y6-mz	See Release Notes
Cisco 831	c831-k9o3sy6-mz c831-k9o3y6-mz	See Release Notes
Cisco 836	c836-k9o3sy6-mz c836-k9o3y6-mz c836-k9o3s8y6-mz	See Release Notes
Cisco 837	c837-k9o3sy6-mz c837-k9o3y6-mz	See Release Notes
SOHO 91/96/97	soho91-k9oy6-mz soho96- k9oy1-mz soho97-k9oy1-mz	See Release Notes
ICS7700	ics7700-bk8no3r2sv3y-mz ics7700-bk9no3r2sv3y-mz ics7700-bnr2sv3y-mz ics7700-k8o3sv3y-mz ics7700-k9o3sv3y-mz ics7700-sv12y10-mz ics7700-sv3y-mz ics7700-sv3y10-mz	See Release Notes

Feature Description Example

Current DDR is based on Dynamic Routing Protocols or Line Protocol detecting routing/line failures and triggering a back-up connection.

Many scenarios do not involve Dynamic Routing or the potential for Line Protocol failure. For example:

Only Static Routes Used
Dual-Ethernet Routers

Note: The features delivered with this XED release are immediately incorporated into Cisco IOS 12.3T and subsequent Cisco IOS 12.3T releases.

Support Pages

For more information, consult the following web pages:

Release Documentation

Parent Release Documentation

Cisco 12.3T Release Notes

Other Links

Target Market

Cisco Systems, Inc. released Cisco IOS Software Release 12.3(2)XE as a short-lived (ED) release for the Cisco 1700, 820, 828, 831, 837, SOHO 91/96/97, and ICS7700 platforms. It is targeted for the Service Provider market.

Lifecycle of Release

Cisco IOS Software Release Reference Guide

Milestones

Y2K Compliance

Release Designation

CCO FCS: November 20, 2003

MFG FCS: November 27, 2003

EOS:

EOE:

EOL:

Yes

ED Release

Maintenance Releases

It is highly recommended that Release Notes are used to determine if a maintenance release should be used. Release Notes provide announcements of new features and a summary of known caveats at the time of the renumber.

Maintenance Cycle	Download Image
Cisco IOS Software Release 12.3(2)XE - There will be a maintenance release every seven weeks.

Important Notes: N/A

Interim Builds

Short-lived X releases do not provide interim builds.

Recommended Customer Migration Path

To view the projected release date of Cisco IOS Software Release 12.3(2)XE, see the Projected Release Dates for Cisco IOS Software Release Product Bulletin.

Updated: Jul 16, 2004

Document ID: 60180

Cisco IOS Software Releases 12.3 Special and Early Deployments