4OC3/STM-1IR-SC-RF Cisco 4-Port ATM Line Card

The Cisco 4OC3/STM‑1IR‑SC‑RF 4‑Port ATM Line Card delivers robust, high‑capacity connectivity for enterprise and service‑provider networks, seamlessly integrating into existing Cisco ATM platforms. Designed for demanding traffic environments, this line card offers reliable, low‑latency packet handling while supporting advanced routing and quality‑of‑service features that keep voice, video, and data streams smooth and secure. Its compact, rack‑mountable form factor and rugged construction ensure long‑term reliability in critical infrastructure, while the intuitive firmware simplifies management and monitoring. Ideal for scaling network capacity or upgrading legacy systems, this line card provides a cost‑effective, future‑proof solution that enhances overall network performance and resilience.