Sunol Tech — Core Router Hardware Nokia 7750 SR-s IOM-s: 3.0 Tb/s Core Routing Module Explained A field guide to the Nokia 7750 SR-s Input/Output Module (IOM-s) — its dual FP4 complex architecture, MDA-s slot behavior, Core Router (CR) feature licensing, and the impedance panel you need for every unpopulated slot. Impedance Panel Part No. … Continue reading Nokia 7750 SR-s IOM-s: 3.0 Tb/s Core Routing Module