In-Depth Cisco C9300-NM-2Y= Datasheet, Technical Specifications, Features, and Pricing Guide

1. Product Overview

The Cisco C9300-NM-2Y= is a high-performance network module designed exclusively for the Cisco Catalyst 9300 Series Switches, which are widely recognized as the industry-leading enterprise-class stackable access switches. This network module extends the switching capabilities of the Catalyst 9300 platform by providing additional uplink ports, enabling enhanced network scalability, redundancy, and bandwidth aggregation.

Engineered to meet the rigorous demands of modern enterprise networks, the C9300-NM-2Y= module supports advanced Layer 2 and Layer 3 features, seamless integration with Cisco DNA Center, and is optimized for Cisco’s Software-Defined Access (SD-Access) architecture. It is a critical component for organizations seeking to future-proof their network infrastructure with modular, flexible, and high-throughput uplink options.

This module is specifically designed to fit into the modular uplink slot of the Catalyst 9300 chassis, providing two 10 Gigabit Ethernet SFP+ ports. The “2Y” suffix denotes the two-port uplink module variant, which supports both fiber and copper SFP+ transceivers, allowing for versatile deployment scenarios.

2. Product Specifications

2.1 Physical and Environmental Specifications

The Cisco C9300-NM-2Y= network module is engineered with compact dimensions to seamlessly integrate into the Catalyst 9300 chassis without compromising airflow or thermal performance. The module’s form factor is compliant with Cisco’s modular uplink slot specifications.

• Dimensions: Approximately 3.5 x 7.5 x 1.0 inches (HxWxD)
• Weight: Approximately 0.5 lbs (0.23 kg)
• Operating Temperature: 0°C to 40°C (32°F to 104°F)
• Storage Temperature: -40°C to 70°C (-40°F to 158°F)
• Operating Humidity: 10% to 90% non-condensing
• Power Consumption: Approximately 5W typical

2.2 Interface and Connectivity

The C9300-NM-2Y= module provides two 10 Gigabit Ethernet uplink ports via SFP+ interfaces. These ports support a wide range of Cisco SFP+ transceivers, including both fiber optic and direct attach copper (DAC) cables, enabling flexible connectivity options for aggregation or core uplinks.

• Port Count: 2 x 10 Gigabit Ethernet SFP+ ports
• Supported Transceivers: Cisco SFP-10G-SR, SFP-10G-LR, SFP-10G-ER, SFP-10G-ZR, and DAC cables
• Data Rate: 10 Gbps per port
• Auto-negotiation: Not applicable (fixed 10G speed)
• Duplex: Full duplex only

2.3 Compatibility and Software Support

The C9300-NM-2Y= module is fully compatible with Cisco Catalyst 9300 Series Switches running Cisco IOS XE software. It supports advanced Layer 2 and Layer 3 protocols, including but not limited to:

• 802.1Q VLAN tagging and trunking
• Spanning Tree Protocol (STP), Rapid STP, and Multiple STP
• Link Aggregation Control Protocol (LACP)
• IPv4 and IPv6 routing protocols (OSPF, EIGRP, BGP, RIP)
• Quality of Service (QoS) features for traffic prioritization
• Security features such as 802.1X, Dynamic ARP Inspection, and IP Source Guard

Additionally, the module supports Cisco DNA Center integration for centralized management, automation, and analytics, enabling network administrators to leverage intent-based networking capabilities.

3. Features and Benefits

3.1 High-Speed Uplink Expansion

The primary feature of the C9300-NM-2Y= is its provision of two dedicated 10 Gigabit Ethernet uplink ports, which significantly enhance the uplink bandwidth capacity of the Catalyst 9300 switch. This expansion is critical for environments with high data throughput requirements, such as data centers, campus aggregation layers, and high-density access deployments.

3.2 Modular Flexibility and Scalability

By utilizing modular uplink slots, the Catalyst 9300 platform allows network architects to tailor uplink configurations based on evolving network demands. The C9300-NM-2Y= module enables seamless scalability without the need to replace the entire switch, reducing capital expenditure and operational disruption.

3.3 Enhanced Network Resiliency and Redundancy

With two independent 10G uplink ports, the module supports link aggregation and redundancy protocols, ensuring continuous network availability. This capability is essential for mission-critical enterprise networks where downtime