Documentation CD-ROM
cisco documentation and additional literature are available in a cisco documentation cd-rom package, which may have shipped with your product.
the documentation cd-rom is updated regularly and may be more current than printed documentation. the cd-rom package is available as a single unit or through an annual or quarterly subscription.
registered cisco.com users can order a single documentation cd-rom (product number doc-condoccd=) through the cisco ordering tool:
http://www.cisco.com/en/us/partner/ordering/ordering_place_order_ordering_tool_launch.html
all users can order annual or quarterly subscriptions through the online subscription store:
http://www.cisco.com/go/subscription