Cisco 800-03174-02 OC-12 STM-4MM CNL1MSGDAA OC-12 ATM Line Card is a Cisco C12000 series ATM line card designed to carry OC-12 STM-4MM ATM traffic through the router. The card carries part number 800-03174-02 and the CNL1MSGDAA designation. It is installed in Cisco 12000 platform systems to enable OC-12 ATM connectivity.
