Gain extra reliability and convenience for transceiver connections with 3Com's transceiver interface modules for LinkBuilder Ethernet hubs and repeaters, and LinkSwitch switches. Designed for the products listed below, 3Com's compact transceiver interface modules slide directly into 3Com hubs and repeater modules, providing full transceiver functionality. Internal transceiver improves reliability. Internal, modular design assures the integrity of the transceiver connection. Flexibility to add or change backbone connections makes it easy to expand the LAN. New 10BASE-FB transceiver interface module provides connectivity to 3Com's ONcore and Online systems.