The Cisco IOS Software IPv6, Release 12.2SR Configuration Guide has moved:

If you have reached this page, it is likely you are using an old bookmark. Please update your bookmark to the current location of the Cisco IOS IPv6 Configuration Guide, Release 12.2SR book located here: /en/US/docs/ios-xml/ios/ipv6/configuration/12-2sr/ipv6-12-2sr-book.html. See http://docwiki.cisco.com/wiki/Cisco_IOS_IPv6_Feature_Mapping for further information.Additionally, you can use Cisco Feature Navigator to find information about feature, platform, and software image support. To access Cisco Feature Navigator, go to http://www.cisco.com/go/cfn.

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