Cisco N77-M312CQ-26L Nexus 7700 M3 Series Line Card

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Cisco N77-M312CQ-26L

The Cisco N77-M312CQ-26L is a high-capacity 100 Gigabit Ethernet line card designed for Cisco Nexus 7700 Series switches, delivering exceptional scalability and performance for modern data centers and service provider core environments. Featuring 12 x 40/100GbE QSFP+ ports with flexible breakout options, it enables efficient high-density aggregation, spine-and-leaf architectures, and seamless migration to higher bandwidth fabrics. The line card leverages Cisco’s advanced forwarding engine to deliver low latency, wire-speed throughput, and optimized support for virtualization, automation, and software-defined networking (SDN). Fully integrated with Cisco NX-OS, the N77-M312CQ-26L supports granular traffic management, robust security features, and full telemetry for real-time network visibility. Hot-swappable design ensures continuous operation, while built-in redundancy enhances uptime for mission-critical applications. Ideal for large enterprises, cloud platforms, and carrier-grade networks, the Cisco N77-M312CQ-26L delivers reliable 100GbE connectivity and future-ready data center scalability.

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Model	Cisco N77-M312CQ-26L
Product Type	100GbE/40GbE High-Capacity Line Card
Compatible Platforms	Cisco Nexus 7700 Series chassis (slot-dependent)
Port Configuration	12 × QSFP28 ports (40/100GbE native; breakout to 4×10/25G supported)
Performance	High-density 100GbE connectivity with low-latency, wire-speed forwarding for data center fabrics
Use Cases	Spine/leaf aggregation, data center interconnect, cloud infrastructure, high-performance computing
Hot-Swappable	Yes — supports insertion/removal without powering down the chassis
Standards	QSFP28 optics standards; IEEE 802.3ba/bs where applicable
Management	Managed via Cisco NX-OS — CLI, SNMP, telemetry, and centralized orchestration
Advanced Features	VXLAN, EVPN, segment routing, hardware offloads for low-latency forwarding, telemetry & programmability
Power & Cooling	Optimized for Nexus chassis power and thermal design; consult chassis docs for exact figures
Form Factor	Line card module for Nexus 7700-series modular chassis
Environmental	Designed for standard data center operating ranges; see Cisco documentation for temperature and humidity limits
High Availability	Supports chassis-level redundancy and non-disruptive maintenance within Nexus architecture
Notes	Exact performance, supported optics, and feature availability depend on chassis, NX-OS release, and hardware SKU; consult official Cisco product documentation for full specifications.

We perform an intensive quality control process on all our products. Units (unless sealed in the original manufacturer’s packaging) are fully tested and certified by our technicians. We run and record diagnostics on serial and operating systems, ensuring they function to the industry standard.
Unless the listing specifies otherwise, this product comes with a 1 Year Warranty for the original purchaser as enduser of the equipment, applicable to items sold in the United States only. All others sales are supported by a 90 day extended warranty.

Cisco N77-M312CQ-26L Nexus 7700 M3 Series Line Card

Overview

Cisco N77-M312CQ-26L Nexus 7700 M3 Series Line Card

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