The 100G BiDi QSFP28 module delivers the benefits of 100G Ethernet over a single fiber by utilizing a bidirectional interface. Whether it's building a network or upgrading an existing network, the Cisco® QSFP-100G-B20U4-I and QSFP-100G-B20D4-I transceivers provide 100G connectivity for platforms at up to 20km on single SMF (Single Mode Fiber). By viewing this guide, you will see how the 100G BiDi QSFP28 provides network. The QSFP-100G-SR1. Designed for service providers, data center operators, and access networks, our Bidi. SAXONBURG, PA, September 26, 2025 (GLOBE NEWSWIRE) – Coherent Corp. (NYSE: COHR), a global leader in photonics, announces the industry's first QSFP28 Dual Laser 100G ZR solution that enables broadband providers to efficiently maximize capacity on existing fiber infrastructure. Bidirectional fiber delivers multiple practical benefits to 100G.
