Netgear CSM4532-100NAS M4500-32C MANAGED SWITCH PERP 32PORT 40/50/100G is backordered and will ship as soon as it is back in stock.
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Product Overview
The NETGEAR M4500-32C (CSM4532-100NAS) is a data-center-class 100G managed switch built to serve as the core of large-scale AV-over-IP deployments. With 32 QSFP28 ports configurable for 40G, 50G, or 100G, this 100G AV core switch aggregates hundreds of encoders and decoders onto a single high-bandwidth fabric. It is SDVoE certified and uses NETGEAR IGMP Plus to deliver Layer-2 multicast for AV distribution without the complexity of PIM routing. For broadcast, live production, and large-venue integrators, it replaces costly hardware matrix switches with scalable 100G Ethernet.
Product Description
The M4500-32C is a 1U rack-mount spine switch engineered for the bandwidth demands of uncompressed video transport and high-density AV-over-IP networks. All 32 QSFP28 ports ship preconfigured for 100G and accept 40G QSFP+ and 50G QSFP28 optics or DAC cables, giving integrators flexibility to mix link speeds across a single chassis. NETGEAR IGMP Plus interoperates automatically with M4500 and M4300 switches on the same VLAN, allowing multicast AV traffic to scale across the network with minimal configuration. The switch carries an x86 Intel Atom C3558 control plane with 8GB DDR3 ECC memory and a 128GB SSD, supporting CLI, SSH, SNMP, sFlow, and MLAG management alongside dedicated out-of-band 1G access. NETGEAR rates the platform for line-rate switching with ultra-low latency on the order of 0.13 microseconds on 100G links. Redundant 1+1 power and 4+2 fan configurations keep the switch serviceable in continuous broadcast and production environments. PTPv2 and quality-of-service features support time-sensitive media flows across the fabric.

Key Features
- 32x QSFP28 100G Ports — All ports ship preconfigured for 100G and also support 40G QSFP+ and 50G QSFP28 optics or DAC cables for flexible link planning.
- NETGEAR IGMP Plus — Delivers Layer-2 multicast for AV-over-IP at scale without requiring PIM routing, simplifying large multicast deployments.
- SDVoE Certified — Validated for Software Defined Video over Ethernet workflows, supporting uncompressed video distribution over 100G Ethernet.
- PTPv2 and QoS — Provides precision timing and traffic prioritization for time-sensitive broadcast and production media flows.
- 1+1 Power and 4+2 Fan Redundancy — Keeps the switch operating through component service events in continuous-uptime environments.
- x86 Control Plane — An Intel Atom C3558 processor with 8GB DDR3 ECC memory and a 128GB SSD supports advanced management and feature sets.
- Comprehensive Management — CLI, SSH, SNMP, sFlow, and MLAG are available alongside dedicated out-of-band 1G management access.
- 1U Rack-Mount Form Factor — Fits standard equipment racks in broadcast facilities, head-ends, and data-center spaces.
Typical Applications
- Broadcast Studio — Acts as a 100G spine for uncompressed and SDVoE video distribution across production and studio networks.
- Auditorium and Large Venue — Aggregates high-bandwidth AV-over-IP endpoints for stadiums, arenas, and performance spaces.
- Large House of Worship — Serves as the multicast core for campus-wide video and audio distribution at scale.
- Government and Command Spaces — Provides a high-availability 100G core for operations centers handling high-bandwidth video.
- Matrix Switch Replacement — Replaces fixed hardware matrix switchers with a scalable 100G Ethernet fabric for hundreds of endpoints.
Technical Specifications
| Ports | 32x QSFP28 preconfigured for 100G; also support 40G QSFP+ and 50G QSFP28 |
| Switching | Line-rate 10G to 100G; ultra-low latency (~0.13us on 100G) |
| Layer 3 | Full Layer 3 routing including BGP and OSPFv3; VXLAN gateway |
| Multicast and Timing | NETGEAR IGMP Plus (Layer-2 multicast, no PIM); PTPv2; QoS |
| AV Certification | SDVoE certified |
| Redundancy | 1+1 power supplies; 4+2 fans |
| Compute | Intel Atom C3558; 8GB DDR3 ECC; 128GB SSD |
| Management | CLI, SSH, SNMP, sFlow, MLAG; out-of-band 1G |
| Form Factor | 1U rack/rail-mountable; 17.3 x 20 x 1.7 in; approx. 21.5 lb |
| Part Number | CSM4532-100NAS |
| Warranty | NETGEAR ProSAFE limited lifetime hardware warranty |
Specifications sourced from NETGEAR. Verify current details with NETGEAR or contact us before specifying.
Competitor Comparison
| Criteria | NETGEAR M4500-32C | Cisco Nexus 9332C | Arista 7050CX3-32S |
| 100G Ports | 32x QSFP28 supporting 40/50/100G | 32x QSFP28 100G plus dedicated uplinks | 32x QSFP100 100G |
| AV Focus | Purpose-built for AV-over-IP with SDVoE certification | General data-center fabric; not AV-certified out of the box | General data-center/cloud fabric; AV requires custom config |
| Multicast for AV | IGMP Plus delivers Layer-2 multicast without PIM | Standard IGMP/PIM requiring Layer-3 multicast design | Standard IGMP/PIM via EOS configuration |
| Management Model | AV-oriented CLI/SNMP with out-of-band 1G access | NX-OS with enterprise IT tooling | EOS with extensive automation and telemetry |
| Redundancy | 1+1 power and 4+2 fans standard | Redundant power and fans on most configurations | Redundant power and fans standard |
| Typical Buyer | AV integrators building broadcast and large-venue cores | Enterprise IT and data-center teams | Cloud and high-frequency data-center operators |
Competing models are referenced for general positioning; confirm current specifications with each manufacturer.
Frequently Asked Questions
Is the M4500-32C suitable as an AV-over-IP core switch?
Yes. With 32 ports of 100G QSFP28 and SDVoE certification, it is designed to serve as the spine or core for large AV-over-IP networks aggregating hundreds of encoders and decoders.
Do I need PIM or Layer-3 multicast routing to use it for AV?
No. NETGEAR IGMP Plus provides Layer-2 multicast that scales AV distribution without PIM, and it interoperates automatically with M4500 and M4300 switches on the same VLAN.
Can the QSFP28 ports run at speeds other than 100G?
Yes. All 32 ports ship preconfigured for 100G and also accept 40G QSFP+ and 50G QSFP28 optics or DAC cables, so you can mix link speeds across one chassis.
How does it integrate with an existing AV system?
It supports SDVoE workflows, PTPv2 timing, and QoS, and connects to encoders, decoders, and aggregation switches over standard optics and DAC cabling. Our team can help size the optics and topology for your deployment.
What warranty and support are included?
The switch is backed by NETGEAR's ProSAFE limited lifetime hardware warranty. Contact our team for support options and project guidance.
Why Buy from Creation Networks
Creation Networks is an authorized NETGEAR reseller with in-house AV and networking expertise. We help you design large-scale AV-over-IP cores, size optics and DAC cables, and select the right platform for broadcast, live production, and large-venue projects. Browse our NETGEAR managed switch collection or contact our team for volume and project quotes. Pricing is subject to change.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
Nationwide Audiovisual Services, Design, Installation & Support
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From Microsoft Teams Rooms and enterprise video conferencing to LED video walls, live streaming production, and hybrid collaboration systems, we provide end-to-end AV integration using premium, certified technology from industry leaders including Crestron, Q-SYS, Shure, Extron, and Absen.
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