100BaseFX networks are wired together in a star topology using fiber-optic cabling and 100-Mbps fiber-optic hubs or Ethernet switches. While Gigabit and higher-speed optics dominate modern data centers, many control systems, surveillance networks, transportation infrastructure, and. As the premier Cisco® modular multilayer switch, the Cisco Catalyst® 6500 Series delivers secure, converged services from the LAN access to the core, to the data center, and to the WAN edge. The Cisco Catalyst 6500 Series provides the broadest selection of 10- and 100-Mbps media, densities. In addition, fiber cables can transmit data over several kilometers without signal degradation, making them ideal for connecting switches in large campus networks and between different buildings. As they do not emit electromagnetic signals, they're difficult to tap and secure against eavesdropping. Cisco offers a range of Fast Ethernet SFP Interface Converters. The product portfolio includes 100BASE-FX, 100BASE-LX, and 100BASE-BX SFPs. 100BASE-LX: SFP operates on ordinary single-mode fiber optic. MarStars manufactures a wide range of fiber optic switches that provide links for your 10Base, 100Base, 1000Base Gigabit, and 10 Gigabit networks simultaneously with fiber uplink ports or all fiber switches, commercial grade, managed and unmanaged and PoE enabled. Various port sizes are available. Modern telecommunications depend on 100m fiber optical switch as basic building blocks for fast data transfer over great distances. These devices and systems use light to transport data and provide better dependability and bandwidth than conventional copper connections.