The Axiom GLC-FE-100EX-AX is a Cisco compatible SFP fiber transceiver used in 100BASE networks. This SFP transceiver with a dual LC connection supports SMF, with a 40km maximum link span distance. Every Axiom SFP (mini-GBIC) Transceiver Module is designed and tested to be 100% compatible in all Cisco switch, networking, and data center product lines and applications. This transceiver is pre-configured and factory loaded with Cisco specific application code required for Cisco IOS, SMARTnet compliance, and supports the Cisco quality ID feature. Axiom transceivers are tested to perform functionally identical to the "original" transceiver. Complying fully with the Multi-Source Agreement (MSA) enables this transceiver to work in all MSA complaint platforms as well as function with other manufacturer's brands within the same network.