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N3K-C3636C-R
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- NEXUS 3636C-S SWITCH 36P QSFP28 MACSEC
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N3K-C3636C-R
NEXUS 3636C-S SWITCH 36P QSFP28 MACSEC
$100,006.00
$55,654.00
15 in Global Warehouse
$55,654.00
44% off
TRUSTED, TRIED, PROVEN
N3K-C3636C-R Overview
N3K-C3636C-R is a high-performance data center switch engineered with a non-blocking architecture that delivers low latency and reliable throughput in demanding environments. Designed for scalability, it features flexible power options with redundant supplies that ensure continuous operation and robust connectivity through an extensive selection of Ethernet and fiber ports.
Built to support layered network architectures, the N3K-C3636C-R integrates Layer 2 and Layer 3 functionalities for versatile deployment, including core, aggregation, and access scenarios. Its design enables seamless stacking and expanding capabilities, making it ideal for modern data centers and mission-critical applications where performance and uptime are paramount.
What is the price of N3K-C3636C-R?
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N3K-C3636C-R Specifications
| Product Type | Switch |
| Power Source | Redundant Power Supply |
| Layer Supported | Layer 2 / Layer 3 |
| Form Factor | Rack-mount |
| Power Consumption | N/A |
| Number Of Ethernet Ports | 24–48 Ports |
| Number Of Downlink Ports | N/A |
| Manageable | Managed |
| Ethernet Technology | 10/100/1000 |
| Media Type Supported | Fiber / Combo |
| Redundant Power Supply Supported | Yes |
| Manufacturer Part Number | N3K-C3636C-R |
| Uplink Configuration | 40G |
| IOS | IP Services |
| POE Support | Non POE |
| SFP Ports | 24 SFP Ports |
| Memory | 256 MB |
| Rack Units | 1 RU |
| Interface Ports | 10/100/1000 |
| Port/Expansion Slot Details | N/A |
| Flash Memory | 256 MB |
| Switching Capacity | 1280 Gbps |
| Switching Capacity With Stacking | N/A |
| Product Name | Cisco Nexus 3636C-R Data Center Switch |
| Height | 1.75 inches |
| Width | 17.5 inches |
| Depth | 18 inches |
| Weight | 10 lbs |
N3K-C3636C-R Use Case
High-Density Data Center Spine-Leaf Fabric with N3K-C3636C-R-NEXUS 3636C-S 36P QSFP28 and MACsec
In a large-scale enterprise data center, administrators deploy the N3K-C3636C-R-NEXUS 3636C-S switch to form a spine-leaf fabric with 36 QSFP28 100GbE ports and line-rate MACsec encryption. Benefit: Secures east-west traffic with sub-microsecond latency, simplifies compliance with data privacy regulations, and protects against lateral threat propagation.
Secure Multi-Tenant Cloud Edge Aggregation with N3K-C3636C-R-NEXUS 3636C-S 36P QSFP28 MACsec
A cloud service provider installs the N3K-C3636C-R-NEXUS 3636C-S at regional edge points to aggregate multi-tenant traffic over 100GbE QSFP28 links with port-based MACsec encryption. Benefit: Ensures tenant isolation, accelerates bandwidth scaling, and streamlines cryptographic key management for robust data confidentiality.
Carrier-Grade 5G Backhaul & Mobile Edge Computing with N3K-C3636C-R-NEXUS 3636C-S 36P QSFP28 MACsec
A telecom operator integrates the N3K-C3636C-R-NEXUS 3636C-S switch into 5G mobile edge computing sites, leveraging 36 QSFP28 ports and MACsec to securely backhaul cell-site traffic across the RAN aggregation layer. Benefit: Delivers carrier-grade encryption at line rate, meets strict SLA requirements, and supports fast service rollouts with high-density connectivity.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Depth | 18 inches | 11 inches | 18 inches | 17 inches | 17 inches |
| Ethernet Technology | 10/100/1000 | 10GE | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 256 MB | 64 MB | 64 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| IOS | IP Services | IP Services | IP Services | IP Lite | IP Services |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | N3K-C3636C-R | N3K-C3172PQ-10GE | N3K-C31108TCV-32T | N3K-C3524P-XL | N3K-C3132Q-XL |
| Media Type Supported | Fiber / Combo | Combo | Twisted Pair | Combo | Fiber |
| Memory | 256 MB | 256 MB | 256 MB | 256 MB | 4 GB |
| Number of Downlink Ports | N/A | 8 Ports | 32 Ports | 24 Ports | 32 Ports |
| Number of Ethernet Ports | 24–48 Ports | Under 12 Ports | 24–48 Ports | 12–24 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | Non POE | POE+ | Non POE |
| Port/Expansion Slot Details | N/A | N/A | 32 fixed Ethernet ports with 4 dedicated SFP uplink ports | 24 fixed 10/100/1000 Ethernet ports and 4 fixed 10G SFP+ uplink ports | 32 x 40G QSFP+ ports |
| Power Consumption | N/A | N/A | 175W | 150 W | 350W |
| Power Source | Redundant Power Supply | Fixed AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply / N/A |
| Product Name | Cisco Nexus 3636C-R Data Center Switch | Cisco Nexus N3K-C3172PQ-10GE Switch | Cisco Nexus N3K-C31108TCV-32T Switch | Cisco Nexus 3000 Series N3K-C3524P-XL | Cisco Nexus 3132Q-XL Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | No | Yes | No | Yes |
| SFP Ports | 24 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | N/A |
| Switching Capacity | 1280 Gbps | 200 Gbps | 320 Gbps | 320 Gbps | 3600 Gbps |
| Switching Capacity with Stacking | N/A | 400 Gbps | 640 Gbps | 640 Gbps | N/A |
| Uplink Configuration | 40G | 10G | 10G | 10G | 40G |
| Weight | 10 lbs | 12 lbs | 15 lbs | 11 lbs | 20 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 19 inches | 19 inches |
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Questions & Answers
Q
What is the Cisco N3K-C3636C-R Nexus 3636C-S 36P QSFP28 MACsec switch?
A
The N3K-C3636C-R is a Cisco Nexus 3636C-S 36-port QSFP28 switch with built-in MACsec support, designed for high-density, secure 100 GbE data center deployments.
Q
How many ports and what speeds does the Nexus 3636C-S offer?
A
It provides 36 QSFP28 ports, each capable of 40 Gbps or 100 Gbps, delivering up to 7.2 Tbps non-blocking switching capacity.
Q
Does the N3K-C3636C-R support MACsec encryption?
A
Yes. It supports IEEE 802.1AE MACsec on all QSFP28 ports for line-rate, hop-by-hop encryption and integrity verification.
Q
What is the switching capacity and throughput of the Nexus 3636C-S?
A
With a 7.2 Tbps switching fabric and 5.4 Bpps forwarding rate, it handles low-latency, high-volume traffic with wire-speed performance.
Q
Which network operating system runs on the N3K-C3636C-R?
A
It runs Cisco NX-OS, offering advanced features such as VxLAN, EVPN, BGP, OSPF, and QoS for scalable fabric deployments.
Q
What management interfaces are available?
A
Management is via a console port, dual 1 GbE management ports, USB, and full CLI/REST API support for automation.
Q
Can the Nexus 3636C-S be used in a leaf-spine architecture?
A
Absolutely. Its high port density, low latency, and VxLAN EVPN support make it ideal for leaf-spine data center fabrics.
Q
What are the typical power consumption and cooling requirements?
A
Typical power draw is 450 W (fully loaded), with front-to-back airflow in a 1-RU chassis requiring standard data center cooling.
Q
Does this switch support virtualization features?
A
Yes. It supports virtual device contexts (VDCs) and NX-API for multi-tenant isolation and programmability.
Q
Which security features does the N3K-C3636C-R provide?
A
In addition to MACsec, it includes ACLs, Control Plane Policing, DHCP snooping, and IEEE 802.1X for comprehensive network security.
Q
What certifications and compliance standards does this switch meet?
A
It is UL, CE, FCC, and RoHS compliant, and meets NEBS Level 3 requirements for reliability in carrier and enterprise environments.
Q
How is high availability ensured on the Nexus 3636C-S?
A
High availability is achieved through dual redundant supervisors, field-replaceable power supplies and fans, and In-Service Software Upgrade (ISSU).
Q
What warranty and support options are available?
A
Cisco offers a limited lifetime hardware warranty plus various SMARTnet support tiers for 24/7 access to software updates and hardware replacement.
Q
How do I integrate the N3K-C3636C-R into an existing Cisco network?
A
Use Cisco UCS Manager or NX-OS CLI to configure VPC, VxLAN EVPN, and interface policies to seamlessly extend your Cisco fabric.
Q
What are the common use cases for the Nexus 3636C-S?
A
Ideal use cases include high-performance computing clusters, data center leaf-spine fabrics, and secure campus aggregation layers.
Q
How can I order the Cisco N3K-C3636C-R switch?
A
Contact an authorized Cisco reseller or visit Cisco’s online store, specify SKU N3K-C3636C-R, and select any optional support or licensing you require.
