Skip to content
Skip to search
Skip to footer
Cisco.com Worldwide
Products and Services
Solutions
Support
Learn
Explore Cisco
How to Buy
Partners Home
Partner Program
Support
Tools
Find a Cisco Partner
Meet our Partners
Become a Cisco Partner
Support
Product Support
Routers
Cisco XR 12000 Series Router
Release Notes
Some links below may open a new browser window to display the document you selected.
View Documents by Topic
Choose a Topic
Release 4.1
Release 4.1
Release Notes for Cisco XR 12000 Series Router for Cisco IOS XR Software Release 4.1
05/Feb/2013
Release Notes for Cisco XR 12000 Series Router for Cisco IOS XR Software Release 4.1.2
05/Feb/2013
Release Notes for Cisco XR 12000 Series Router for Cisco IOS XR Software Release 4.1.1
05/Feb/2013
Cisco IOS XR General Information
Support Documentation
All Support Documentation for this Series
Release and Compatibility
Master Index
Customers Also Viewed