3com Router 1-Port OC-3 ATM SM FIC 155Mbit/s networking card

Router 1-Port OC-3 ATM SM FIC Provides an ATM OC-3 Single-Mode Connection
These Flexible Interface Cards (FICs) provide a variety of expansion options that enhance 3Com Router 6040 or Router 6080 performance to optimize network operation. Customize the network to meet business needs.
Provides 1 port of Asynchronous Transfer Mode (ATM) single-mode connectivity
Facilitates scalable and secure network operation
Maximizes LAN and WAN reach and distance
For use in 3Com Router 6040 and 3Com Router 6080