WASHINGTON, March 23, 2026—Today, the Federal Communications Commission updated its Covered List to include all consumer-grade routers produced in foreign countries. Routers are the boxes in every home that connect computers, phones, and smart devices to the internet. The addition to the Covered List means that covered routers. Are ISP-provided residential gateways that combine modem and router functions in a single device classified as routers under the definition in the determination? Or does the integrated modem functionality place them outside the scope? Can an applicant seek entity-level Conditional Approval covering. In this guide, we analyze the engineering, deployment strategies, and economic advantages of the four most critical adapters in modern networking: the 40G QSA, the 100G QSA28, the telecom-grade CFP2 to QSFP28 adapter, and the AI-driven 400G OSFP to QSFP-DD adapter (ODA). Understanding the Legacy:.