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by Cisco
Product Line: Cisco Nexus
Product Type: Data center switch module
Original price $0.00 - Original price $282.00
Original price
$0.00 - $282.00
Current price $282.00
Title: Used

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Product Description

The N9K-X9736PQ is a Cisco ACI spline switch featuring 36 40G QSFP ports, designed for high-capacity networking with a performance capability of 2.8 Tbps and a packet buffer of 42 MB. It requires 4 fabric modules to achieve maximum bandwidth and supports extensive network scalability with up to 128,000 LPM route entries, 208,000 IP host entries, and 160,000 MAC address entries. This switch is hot-swappable, has a mean time between failures (MTBF) of 790,220 hours, and consumes 197 W of power under typical operations.

Key Feature for the N9K-X9736PQ

  • What is the port type of ACI Spline?
    40G QSFP
  • How many fabric modules are required to achieve maximum bandwidth on this device?
    Four fabric modules are necessary.
  • What is the performance capacity of the ACI Spline?
    2.8 Tbps
  • Can you detail the packet buffer size for this network hardware?
    The packet buffer size is 42 MB.
  • How many LPM route entries can the ACI Spline support?
    Up to 128,000 LPM route entries are supported.
  • What is the maximum number of IP host entries available?
    Up to 208,000 IP host entries.
  • How many MAC address entries can be accommodated?
    The device supports up to 160,000 MAC address entries.
  • What is the range of multicast routes supported with and without VPC?
    With VPC: 4000 to 32000, Without VPC: 8000 to 32000.
  • How many VLANs does this device support?
    Up to 4096 VLANs are supported.
  • What are the specifications for VRF instances and ECMP paths?
    It supports up to 16000 VRF instances and up to 64 ECMP paths.

Product Review

The Cisco N9K-X9736PQ switch offers a high-performance networking solution with its 2.8 Tbps capacity and support for up to 36 40G QSFP ports, catering well to high-density environments. However, achieving maximum bandwidth necessitates the installation of four fabric modules, potentially raising costs and complexity for some deployments. Its extensive feature set including a packet buffer of 42 MB, support for up to 160,000 MAC address entries, and up to 16,000 VRF instances, alongside hot-swappable capability, ensures scalability and reliability for demanding network infrastructures.


The Cisco N9K-X9736PQ is a high-capacity line card designed for use in Cisco Nexus 9000 Series switches, providing advanced networking capabilities tailored for scalable, high-performance data centers. This line card features 36 ports of 40G QSFP, catering to environments demanding high bandwidth and throughput. The device is engineered to support ACI Spline, enhancing flexibility and operational efficiency in application-centric infrastructure. With a formidable performance capacity of 2.8 Tbps, the N9K-X9736PQ stands out for its ability to handle large volumes of data traffic, ensuring smooth and reliable data transmission across the network. This performance is supported by a substantial packet buffer of 42 MB, which aids in managing traffic bursts and reducing latency. The hardware specifications of the N9K-X9736PQ are designed to cater to extensive network requirements: - The card supports up to 128,000 LPM route entries, up to 208,000 IP host entries, and up to 160,000 MAC address entries, demonstrating its capability to manage large-scale network environments efficiently. - Multicast routing is flexible, with support for 4000 to 32000 routes with Virtual Port Channel (VPC) and 8000 to 32000 routes without VPC, accommodating various deployment scenarios. - VLANs are supported up to 4096, VRF instances up to 16000, and port channels up to 512 with up to 32 links each, allowing for comprehensive network segmentation and efficient traffic management. Other notable features include: - Up to 64 Equal-Cost Multi-Path (ECMP) paths, enhancing load balancing and redundancy. - Support for 4 to 32 active Cisco SPAN instances, facilitating effective network monitoring and analysis. - Compatibility with up to 64 Multiple Spanning Tree (MST) instances and up to 507 Rapid Per-VLAN Spanning Tree (RPVST) instances, ensuring robust network resilience and loop prevention. - Capability to handle up to 490 HSRP groups, providing high network availability and failover protection. - Supports up to 10,000 tunnel endpoints and VXLAN physical servers per LAN, extending network segmentation and scalability. The N9K-X9736PQ is designed with operational efficiency in mind, evidenced by its typical power consumption of 197 W and an impressive Mean Time Between Failures (MTBF) of 790,220 hours, reflecting its reliability and durability. Weighing 11.20 lbs, its compact and hot-swappable design ensures easy installation and maintenance, minimizing downtime and facilitating seamless network upgrades. In summary, the Cisco N9K-X9736PQ is a versatile and powerful line card, ideal for data centers needing high-density, high-speed networking solutions. Its comprehensive feature set, combined with superior performance and reliability, makes it a crucial component for modern, scalable network infrastructures.


Part Number and ManufacturerCisco N9K-X9736PQ
Supports ACI SplineYes
Total Ports36
Port Configuration40G QSFP
Required Number of Fabric Modules for Peak Bandwidth4
Throughput2.8 Tbps
Memory for Packet Storage42 MB
LPM Route CapacityUp to 128,000
Maximum IP Host EntriesUp to 208,000
MAC Address Table SizeUp to 160,000
Range of Multicast Routes4000-32000 (With VPC), 8000-32000 (Without VPC)
IGMP Groups Range4000-32000 (With VPC), 8000-32000 (Without VPC)
Maximum VLANs SupportedUp to 4096
VRFs SupportedUp to 16000
Port Channel MaximumUp to 512
Links per Port ChannelUp to 32
ECMP Path LimitUp to 64
Maximum Active SPAN Sessions4 to 32
MSTP InstancesUp to 64
RPVST+ InstancesUp to 507
HSRP Group LimitUp to 490
VXLAN and Physical Server Tunnel EndpointsUp to 10,000
Device Weight11.20 lbs
Average Power Consumption197 W
Mean Time Between Failures (MTBF)790,220 Hours
Capability for Hot SwapYes

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