United States$5,000,000+
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A
Anthony Doyle
5
Extended memory helped with large routing tables.
N3K-C3172PQ-XL
Nexus 3172PQ, 48 x SFP+ & 6 QSFP+ ports, extended memory
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N3K-C3172PQ-XL
- Description:
- Nexus 3172PQ, 48 x SFP+ & 6 QSFP+ ports, extended memory
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 88698634820
- Condition:
- Warranty:
- 3
- List Price:
$35,597.00
- Price:
$14,331.0059.7% off
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1
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N3K-C3172PQ-XL Overview
N3K-C3172PQ-XL is a data center switch engineered with a robust architecture that seamlessly blends high performance with exceptional scalability. Designed for mission-critical environments, it features redundant power options and a versatile mix of copper and fiber ports, ensuring optimal connectivity and minimal downtime.
The switch supports both Layer 2 and Layer 3 functionalities and offers flexible stacking capabilities for simplified network expansion. With industry-leading throughput and a comprehensive feature set, N3K-C3172PQ-XL is ideal for modern data centers, cloud infrastructures, and high-density enterprise environments.
N3K-C3172PQ-XL price is $14,331.00, a 59.7% saving from the Cisco list price of $35,597.00. N3K-C3172PQ-XL is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for N3K-C3172PQ-XL for additional pricing. Browse the full Nexus 3000 Switches series or explore all Cisco products.
N3K-C3172PQ-XL Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply / AC 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
- 48 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- N3K-C3172PQ-XL
- Uplink Configuration
- 40G
- IOS
- N/A
- POE Support
- Non POE
- SFP Ports
- 4 SFP Ports
- Memory
- 4 GB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- N/A
- Flash Memory
- 256 MB
- Switching Capacity
- 480 Gbps
- Switching Capacity with Stacking
- N/A
- Product Name
- Cisco Nexus 3172PQ-XL Data Center Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 8.5 inches
- Weight
- 15 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 N3K-C3172PQ-XL |  N3K-C3524P-XL |  N3K-C3064TQ-10GT |  N3K-C3132Q-V |  N3K-C3432D-S | |
|---|---|---|---|---|---|
| Depth | 8.5 inches | 17 inches | 18 inches | 11.5 inches | 18 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 256 MB | 256 MB | 256 MB | 64 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 |
| IOS | N/A | IP Lite | IP Services | IP Services | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | N/A | 10/100/1000 | 10/100/1000 |
| 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-C3172PQ-XL | N3K-C3524P-XL | N3K-C3064TQ-10GT | N3K-C3132Q-V | N3K-C3432D-S |
| Media Type Supported | Combo | Combo | Fiber / Combo | Fiber | Fiber |
| Memory | 4 GB | 256 MB | 512 MB | 256 MB | 4 GB |
| Number of Downlink Ports | 48 Ports | 24 Ports | 48 Ports | 32 Ports | 32 Ports |
| Number of Ethernet Ports | 24–48 Ports | 12–24 Ports | Over 48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | Non POE | POE+ | Non POE | Non POE | Non POE |
| Port/Expansion Slot Details | N/A | 24 fixed 10/100/1000 Ethernet ports and 4 fixed 10G SFP+ uplink ports | Fixed 64 port configuration with dedicated uplink module | 32 QSFP+ ports for downlink and 4 QSFP+ uplink ports | 32 fixed Ethernet ports with modular uplink slot |
| Power Consumption | N/A | 150 W | 250W | 195 W | 250 W |
| Power Source | Redundant Power Supply / AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Cisco Nexus 3172PQ-XL Data Center Switch | Cisco Nexus 3000 Series N3K-C3524P-XL | Cisco Nexus 3064TQ-10GT Data Center Switch | Cisco Nexus 3132Q Virtual Switch | Cisco Nexus 3432D 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 | 4 SFP Ports | 4 SFP Ports | Combo | N/A | 24 SFP Ports |
| Switching Capacity | 480 Gbps | 320 Gbps | 1280 Gbps | 480 Gbps | 1280 Gbps |
| Switching Capacity with Stacking | N/A | 640 Gbps | 2560 Gbps | N/A | 2560 Gbps |
| Uplink Configuration | 40G | 10G | 10G | 40G | 10G |
| Weight | 15 lbs | 11 lbs | 15 lbs | 12 lbs | 15 lbs |
| Width | 17.5 inches | 19 inches | 17.5 inches | 17.5 inches | 19 inches |
Reviews & Ratings
B
Bushra Younis
4
Stable performance even under heavy workloads.
K
Klaus Weber
5
Reliable Nexus switch.
R
Rachel Green
5
Good scalability.
Z
Zain Ul Abideen
5
Satisfied with capacity.
Questions & Answers
What is the Cisco Nexus 3172PQ switch (N3K-C3172PQ-XL)?
The Cisco Nexus 3172PQ (N3K-C3172PQ-XL) is a data center switch offering 48 SFP+ 10Gbps ports, 6 QSFP+ 40Gbps ports, extended memory, and advanced Layer 2/3 features for high-performance environments.
What are the key performance specifications of the Nexus 3172PQ?
The Nexus 3172PQ delivers 1.04Tbps switching capacity, 773Mpps forwarding rate, sub-microsecond latency, and up to 72Gbps per QSFP+ port with low jitter for latency-sensitive applications.
Which optical modules are compatible with the Nexus 3172PQ?
The Nexus 3172PQ supports Cisco compatible SFP+ and QSFP+ transceivers including SR, LR, LRM, ER, and DAC/AOC cables up to 100G via breakout for flexible connectivity.
How does extended memory benefit the Nexus 3172PQ?
Extended memory improves route scale, MAC address table capacity, and feature concurrency—enabling larger Layer 3 topologies, VXLAN overlays, and advanced telemetry without performance degradation.
What Layer 2 and Layer 3 features does the Nexus 3172PQ support?
The switch supports VLAN, STP, EVPN, VXLAN, OSPF, BGP, PIM, MPLS, HSRP, VRRP, IPv6, and comprehensive QoS policies to ensure multi-tenant segmentation and high availability.
Is the Nexus 3172PQ compatible with Cisco NX-OS?
Yes, the Nexus 3172PQ runs Cisco NX-OS software with programmability APIs (REST, NETCONF, Python), advanced telemetry, and full support for Cisco Data Center Network Manager (DCNM).
How do I install the Nexus 3172PQ in my rack?
Mount the Nexus 3172PQ using its included rack-mount brackets in a standard 19-inch rack, connect redundant AC or DC power supplies, and configure initial settings via the console port.
What power options are available for the Nexus 3172PQ?
The Nexus 3172PQ supports dual redundant AC (100–240V) or DC (–48V) power supplies for continuous operation and hot-swappable module replacement under full load.
How can I monitor performance and health on the Nexus 3172PQ?
Use Cisco NX-OS CLI, SNMP, Syslog, streaming telemetry, or Cisco DCNM for real-time monitoring of port statistics, CPU/memory utilization, environmental sensors, and fault events.
Does the Nexus 3172PQ support virtualization features?
Yes, the switch provides Virtual Device Contexts (VDCs), Overlay Transport Virtualization (OTV), and VXLAN EVPN to isolate workloads and extend Layer 2 domains across data centers.
What is the warranty and support coverage for the Nexus 3172PQ?
The Nexus 3172PQ includes a limited lifetime hardware warranty, 90-day software updates, and access to Cisco Technical Assistance Center (TAC). Extended support is available via Cisco SMARTnet.
How do I upgrade the NX-OS software on the Nexus 3172PQ?
Download the desired NX-OS image from Cisco.com, copy it to the switch via SCP or USB, verify the checksum, and use the 'install all' command for in-service upgrade.
Can the Nexus 3172PQ integrate with third-party management tools?
Yes, it supports open standard protocols (SNMP, NETCONF, RESTCONF) and telemetry export in JSON/XML formats, enabling integration with tools like Ansible, Puppet, and Splunk.
What cooling features does the Nexus 3172PQ offer?
The Nexus 3172PQ uses front-to-back airflow with variable-speed fans, redundant fan trays, and advanced thermal management to optimize energy efficiency in hot data center environments.
How do I implement high availability on the Nexus 3172PQ?
Enable features like vPC, MLAG, HSRP/VRRP, and BGP GR to provide link and control plane redundancy, seamless failover, and non-disruptive upgrade capabilities.
What is the typical latency for the Nexus 3172PQ?
The Nexus 3172PQ delivers deterministic sub-microsecond port-to-port latency (as low as 600ns) under full line rate, making it ideal for high-frequency trading and HPC workloads.