the latest information on network module, wan, and voice interface cards is available online and on the documentation cd-rom that you received with your router.

    . for information on network modules, refer to the cisco network modules hardware installation guide.

    . for information on wan interface cards, refer to the cisco wan interface cards hardware installation guide.

    . for software configuration information, refer to the software configuration guide (for cisco 3600 series and cisco 2600 series routers).

    1.to access online user documentation (pdf and html formats): from cisco.com at http://www.cisco.com, under service & support, select technical documents and select cisco product documentation.

    2.to access user documentation on the documentation cd-rom (html format only): on the documentation cd-rom, select cisco product documentation.