Product Brief
- Form Factor: 1-RU switch.
- Ports:
- 36 x 40/100-Gbps QSFP28 ports.
- Each port can be configured as 1 x 100Gbps, 4 x 10Gbps, 4 x 25Gbps, 1 x 40Gbps, or 2 x 50Gbps.
- Bandwidth: Up to 7.2 Tbps.
Application Scenarios
- Data Centers: Ideal for high-density data center environments requiring robust Layer 2 and Layer 3 features.
- Cloud Computing: Supports cloud-scale networking with high throughput and low latency.
- Enterprise and Commercial Applications: Suitable for large enterprises and commercial applications needing reliable and scalable network infrastructure.
- Service Provider Hosting: Can be used by service providers for hosting services due to its high performance and scalability.
Features and benefits
Features
- High Performance and Scalability:
- Wire-rate Layer 2 and 3 switching on all ports.
- Up to 7.2 Tbps and 5.35 bpps of bandwidth.
- 40 MB of shared buffer, ideal for scalable data centers and big data applications.
- Virtual Extensible LAN (VXLAN):
- Native line-rate VXLAN routing (except for Nexus 92348GC-X).
- BGP EVPN control plane for scalable multitenancy and host mobility.
- High Availability:
- 64-way ECMP routing for Layer 3 fat-tree designs.
- Hot-swappable PSUs and fans with N+1 redundancy.
- Patching for undisruptive upgrades.
- NX-OS Operating System:
- Supports DevOps automation tools (Puppet, Chef, Ansible).
- Cisco NX-API for a common programmatic approach.
- Power-on autoprovisioning (POAP) for touchless bootup and configuration.
- Onboard Python scripting engine for automation.
- Advanced buffer monitoring for real-time traffic analysis.
- Comprehensive Layer 3 Routing:
- Supports complete Layer 3 unicast and multicast routing protocol suites, including BGP, OSPF, EIGRP, RIPv2, PIM-SM, SSM, and MSDP.
- Segment Routing:
- Allows the network to forward MPLS packets and perform traffic engineering without RSVP TE.
Benefits
- Scalability and Performance:
- Excellent for scalable data centers and big data applications.
- Fine-tuned buffer allocation for non-drop queues, ideal for IP storage designs.
- Flexibility and Efficiency:
- Supports scalable multitenancy and host mobility.
- Prevents network bottlenecks and increases resiliency with ECMP routing.
- Ease of Use and Automation:
- Reduces provisioning time with POAP.
- Enables automation and remote operations with Python scripting.
- Provides real-time traffic monitoring with advanced buffer reports.
- Advanced Routing Capabilities:
- Supports a wide range of unicast and multicast routing protocols for comprehensive network management.
- Facilitates efficient traffic engineering with segment routing.
Product Specifications
Table 1 N9K-C9236C Specifications
| Model | Cisco Nexus 9236C |
|---|---|
| Ports | 36 x 100-Gbps QSFP28 ports |
| Supported Speeds | 1, 10, 25, 40, 50, and 100 Gbps |
| Port Configuration | 36 fixed QSFP28 ports, with each being individually configured into 1 x 100 Gbps, 4 x 10 Gbps, 4 x 25 Gbps, 1 x 40 Gbps, or 2 x 50 Gbps ports |
| Telemetry Support | – |
| CPU | 4 cores |
| System Memory | 16 GB |
| Solid-State Disk (SSD) Drive | 64 GB |
| Shared System Buffer | 30 MB |
| Management Ports | 3 RJ-45 ports |
| USB Ports | 1 |
| RS-232 Serial Ports | 1 |
| Power Supplies (PSU) | 930W DC, 650W AC, or 1200W HVAC/DC |
| Typical Power (AC) | 275W |
| Maximum Power (AC) | 640W |
| Input Voltage (AC) | 100 to 240V |
| Input Voltage (HVAC) | 200 to 277V |
| Input Voltage (DC) | –40 to –72V DC (minimum and maximum) –48 to –60V DC (nominal) |
| Input Voltage (HVDC) | 240 to 380V |
| Frequency (AC) | 50 to 60 Hz |
| Fans | 4 |
| Airflow | Port-side intake and exhaust |
| MTBF (Hours) | 399,300 |
| Physical Dimensions (H x W x D) | 1.72 x 17.3 x 22.5 in. (4.4 x 43.9 x 57.1 cm) |
| Acoustics | 58.8 dBA at 40% fan speed, 65.3 dBA at 70% fan speed, and 69.6 dB at 100% fan speed |
| RoHS Compliance | Yes |
Table 2 Performance and scalability specifications
| Item | Cisco Nexus 9236C Switch |
|---|---|
| Number of Longest Prefix Match (LPM) routes | Default: 6,000 |
| Number of IP host entries | Default: 96,000 |
| Number of MAC address entries | 92,000 |
| Number of multicast routes | Shipping: 8,000; Maximum: 32,000 |
| Number of Internet Group Management Protocol (IGMP) snooping groups | Shipping: 8,000 |
| Number of Access Control List (ACL) entries | Per slice of the forwarding engine: 4,000 ingress, 2,000 egress |
| Maximum number of VLANs | 4,096 |
| Number of Virtual Routing and Forwarding (VRF) instances | Shipping: 1,000 |
| Maximum number of links in a port channel | 32 |
| Maximum number of ECMP paths | 64 |
| Maximum number of ECMP groups | 256 |
| Maximum number of ECMP members | 64,000 |
| Maximum number of port channels | 512 |
| Number of active SPAN sessions | 4 |
| Number of VLANs in Rapid per-VLAN Spanning Tree (RPVST) instances | 3,967 |
| Number of Hot-Standby Router Protocol (HSRP) groups | 490 |
| Number of Multiple Spanning Tree (MST) instances | 64 |
| Number of Network Address Translation (NAT) entries | 1,023 |
Table 3 Ordering information
Hardware information
| Part Number | Product Description |
|---|---|
| N9K-C9236C | Nexus 9200 with 36p 40G 100G QSFP28 |
Power Supplies
| Part Number | Product Description |
|---|---|
| NXA-PAC-650W-PI | Nexus 9000 650W AC PS, Port-side Intake |
| NXA-PAC-650W-PE | Nexus 9000 650W AC PS, Port-side Exhaust |
| NXA-PAC-1200W-PI | Nexus 9000 1200W AC PS, Port-side Intake |
| NXA-PAC-1200W-PE | Nexus 9000 1200W AC PS, Port-side Exhaust |
| N2200-PAC-400W | N2K/3K 400W AC PS, Port-side Exhaust |
| N2200-PAC-400W-B | N2K/3K 400W AC PS, Port-side Intake |
| N2200-PDC-400W | N2K/3K 400W DC PS, Port-side Exhaust |
| N2200-PDC-350W-B | Nexus 2K and 3K Reverse Airflow DC Power Supply |
| UCSC-PSU-930WDC | Nexus 9000 930W DC PS, Port-side Intake |
| UCS-PSU-6332-DC | Nexus 9000 930W DC PS, Port-side Exhaust |
| N9K-PUV-1200W | Nexus 9300 1200W Universal Power Supply, Bi-directional air flow and Supports AC/HVDC |
FAN
| Part Number | Product Description |
|---|---|
| N9K-C9300-FAN3 | Nexus 9K Fixed Fan for 2RU switch, Port-side Intake |
| N9K-C9300-FAN3-B | Nexus 9K Fixed Fan for 2RU switch, Port-side Exhaust |
| NXA-FAN-30CFM-F | Nexus 2K/3K/9K Single Fan for 1RU switch, port side exhaust airflow |
| NXA-FAN-30CFM-B | Nexus 2K/3K/9K Single Fan for 1RU switch, port side intake airflow |
| NXA-FAN-35CFM-PE | Nexus 92300 Single Fan, port side exhaust airflow |
| NXA-FAN-35CFM-PI | Nexus 92300 Single Fan, port side intake airflow |
Software
| Part Number | Product Description |
|---|---|
| N93-LAN1K9 | Enhanced L3 including full OSPF, EIGRP, BGP for Nexus 9200/9300 Platform |
| NX-OS-ES-XF | NX-OS Essential SW license for a 10/25/40G+ Nexus 9K Leaf |
| NX-OS-AD-XF | NX-OS Advantage SW license for a 10/25/40G+ Nexus 9K Leaf |
Power Cords
| Part Number | Product Description |
|---|---|
| CAB-C13-C14-2M | Power Cord Jumper, C13-C14 Connectors, 2 Meter Length (2 meter) |
| CAB-C13-CBN | Cabinet Jumper Power Cord, 250 VAC 10A, C14-C13 Connectors (0.7 meter) |
| CAB-HVAC-SD-0.6M | HVAC Power cable for Anderson-LS-25 |
| CAB-HVAC-RT-0.6M | HVAC Power cable with right angle connector for RF-LS-25 |
Accessories
| Part Number | Product Description |
|---|---|
| NXK-ACC-KIT-1RU | Nexus 3K/9K Fixed Accessory Kit, 1RU front and rear removal |
| N3K-C3064-ACC-KIT | Nexus 3K/9K Fixed Accessory Kit |
| N9K-C9300-ACK | Nexus 9K Fixed Accessory Kit |
| N9K-C9300-RMK | Nexus 9K Rack Fixed Mount Kit |