The Allied Telesis Fast Ethernet Media Converter (AT-MC101XL-90) is a high-performance device designed to convert between twisted pair and fiber optic communications, facilitating seamless integration in Ethernet networks. This media converter supports 10/100 Mbps Ethernet data rates, providing an effective solution for extending network distances up to 100 kilometers over multimode fiber. Featuring a compact form factor, the AT-MC101XL-90 is equipped with an auto-sensing feature that simplifies installation by automatically adjusting to the correct speed and duplex settings. With its robust design, the converter ensures reliable operation in various environments, making it an ideal choice for enterprise applications requiring flexibility in network connectivity.