Opting for the Cisco Nexus N3K-C3408-S Switch is investing in future-proof networking capabilities. With the surge in data traffic, data centers must accommodate higher bandwidth demands, and the Cisco Nexus 3400-S series is designed to meet these requirements. The switch’s 400G ports deliver high-speed connectivity, significantly increasing throughput and reducing latency.
Its QSFP-DD ports provide backward compatibility and flexibility for a range of networking requirements. The programmable architecture of the Nexus 3408-S ensures a tailored solution for diverse operational needs with optimized pipeline profiles such as LPM and Layer-3 host-optimized configurations. This customizability is crucial for adapting to evolving network traffic patterns and applications.
Furthermore, the switch’s power efficiency and lower power utilization contribute to a reduced total cost of ownership by minimizing operational costs associated with energy consumption and cooling. With Cisco’s reputation for reliability, the Nexus 3408-S incorporates hardware redundancy for uninterrupted service, including dual power supplies and fans.
For networks that demand high-throughput and detailed analytics, the Cisco Nexus 3408-S possesses advanced network telemetry features. Implementing this switch empowers IT administrators with deep visibility into network behavior, offering flow monitoring, queue, and drop-packet forensics to pinpoint and troubleshoot issues swiftly.
Cisco’s Nexus 3408-S supports a comprehensive range of encapsulation technologies, providing flexibility for diverse network environments and ensuring smooth integration with existing infrastructure. The robust support for VXLAN and other tunneling mechanisms makes it an ideal solution for deploying scalable, overlay-based networks.
Investing in the Cisco Nexus 3408-S means choosing a state-of-the-art platform that prepares a data center for the current and forthcoming technological challenges, ensuring an agile, resilient, and competitive edge in the market.
N3K-C3408-S is the Cisco Nexus 3408-S switch with 32 ports of QSFP-DD. The Cisco Nexus® 3400-S is the first 400G programmable switch series in the Nexus 3000 portfolio with 50 Gbps PAM4 Serial-Deserializers (SerDes), designed for data centers with industry-leading performance-per-watt power efficiency at low latency, offering leading analytics.
Quick Spec
Figure 1 shows the Cisco N3K-C3408-S Switch.
Table 1 shows the quick spec.
|
SKU |
N3K-C3408-S |
|
Physical |
● 4 RU, 8-slot chassis ● Beacon LED ● Status LED ● Dual-redundant power supplies ● Redundant (2+1) fans ● Two 100/1000Mbps SFP ports ● One RS-232 serial console port ● One RJ45 and one SFP management port ● One USB port |
|
Performance |
25.6-Tbps switching capacity |
|
Dimensions (height x width x depth) |
6.97 in. x 17.3 in. x 31.6 in. |
Product Details
Main benefits of the Cisco Nexus 3400-S switches:
● With the 12.8-Tbps ASIC, the Cisco Nexus 3408-S series provides 128 ports of 100G or 32 ports of 400G, allowing customers to grow at scale with fewer numbers of switches in their fabric, simplifying management and reducing cost and number of hops.
● At 400G, the Cisco Nexus 3400-S offers the lowest latency in the industry, of 370ns at high-power efficiency
● The Cisco Nexus 3400-S offers a programmable pipeline translated to flexible profiles, whether Longest-Prefix-Matching (LPM)-optimized or layer 3 host-optimized. Customers can choose the profile to match their deployment needs.
● The Cisco Nexus 3400-S supports comprehensive encapsulation and tunneling technologies, Virtual Extensible LAN (VXLAN), VXLAN routing, Multiprotocol Label Switching (MPLS), Generic Protocol Extension (GPE), Geneve, Network Virtualization Using Generic Routing Encapsulation (NVGRE), and more.
● Cisco Nexus 3400-S switches enable deep network analytics, offering per flow monitoring, queue forensics, and drop-packet forensics to help monitor customer networks.
The Cisco Nexus 3408-S is a 4-Rack-Unit (RU), 8-slot chassis with the flexibility of 100G or 400G Line-Card Expansion Modules (LEMs) offering 128 ports of 100G or 32 ports of 400G. The Cisco Nexus 3408-S is the industry’s highest port radix in a compact and energy-efficient form factor. The Cisco Nexus 3408-S supports HVAC/DC power inputs with forward airflow direction.
The Cisco Nexus 3408-S has the following hardware configuration:
● 4RU, 8-slot chassis
● NXM-X16C LEM with 16 ports of Quad-Small-Form-Factor 28 (QSFP28)
● NXM-X4D LEM with 4 ports of Quad Small Form-Factor Pluggable – Double Density (QSFP-DD)
● Beacon LED
● Status LED
● Dual-redundant power supplies
● Redundant (2+1) fans
● Two 100/1000-Mbps SFP ports
● One RS-232 console port
● One RJ45 and one SFP Management port
● One USB port
Figure 2 shows the Cisco Nexus NXM-X16C, 16 ports of 100G.
The 100G LEMs are 16 ports of QSFP28 supporting 100, 50, 40, 25, and 10G speeds.
The 400G LEMs are 4 ports of QSFP-DD that are backward-compatible with QSFP+, QSFP28, and QSFP56. Each QSFP-DD port can operate at 400, 100, 50, 40, and 25 Gbps.
The Modules, License and Accessories
Table 3 shows the recommended products.
|
Part number |
Description |
|
NXM-X16C |
Nexus 100G Line Expansion Module |
|
NXM-X4D |
Nexus 400G Line Expansion Module |
|
NXM-XBLNK |
Nexus Blank Line Expansion Module |
|
NXA-FAN-300CFM-PI |
Nexus fan, forward airflow (port-side intake) |
|
NXA-PHV-2KW-PI |
Nexus 2KW HV power supply, forward airflow (port-side intake) |
|
NXA-PDC-2KW-PI |
Nexus 2KW DC power supply, forward airflow (port-side intake) |
|
NXA-PAC-2KW-PI |
Nexus 2KW AC power supply, forward airflow (port-side intake) |
|
N3K-LAN3K9 |
Nexus 3408-S layer 3 LAN Enterprise License |
Compare to Similar Item
Table 4 shows the comparison.
|
SKU |
N3K-C3408-S |
N3K-C3432D-S |
|
Physical |
● 4 RU, 8-slot chassis ● Beacon LED ● Status LED ● Dual-redundant power supplies ● Redundant (2+1) fans ● Two 100/1000Mbps SFP ports ● One RS-232 serial console port ● One RJ45 and one SFP management port ● One USB port |
● 32 fixed 400-Gigabit-Ethernet QSFP-DD ports ● Beacon LED ● Status LED ● Dual-redundant power supplies ● Redundant (5+1) fans ● Two 100/1000Mbps SFP ports in front (ports 33 and 34) ● One RS-232 serial console port ● One RJ45 and one SFP management port ● One USB port |
|
Performance |
25.6-Tbps switching capacity |
25.6 Tbps switching capacity |
|
Dimensions (height x width x depth) |
6.97 in. x 17.3 in. x 31.6 in. |
1.75 x 17.29 x 25.4 in. (4.44 x 43.91 x 64.51cm) |
Get More Information
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Affordability and Quality with Cisco Nexus 3000 Series
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Choosing Pre-owned Hardware
Selecting pre-owned hardware like the Cisco Nexus 3000 Series Switches entails numerous advantages:
- Cost savings without sacrificing quality
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- Warranty coverage ensuring peace of mind
- Contribution to environmental sustainability
- Availability of legacy parts for consistent system operation
Opt for the N3K-C3408-S from Northland Systems to enhance your network infrastructure with confidence.
