The CISCO N5K-C5648Q is a high-capacity, scalable, and flexible networking solution designed to meet the demands of modern data centers. This switch is equipped with hardware specifications that enable efficient data handling, high-speed connectivity, and reliable network performance across a wide range of applications. At the core of its capabilities, the N5K-C5648Q supports up to 48 40 GbE and FCoE ports with the base chassis and two expansion modules. For environments requiring higher port density, up to 192 10 GbE interface ports can be achieved using breakout cables. This level of flexibility ensures that the switch can accommodate various network designs and bandwidth requirements. The device also offers fabric extension capabilities, allowing up to 48 connections through Cisco Nexus 2200 and 2300 platforms. This feature enables seamless integration and scalability within the network infrastructure, facilitating efficient data center management and operation.

• Support for up to 4000 VLANs in Layer 2 and up to 4096 in Layer 3 configurations ensures comprehensive network segmentation and efficient traffic management.
• The switch can handle up to 4000 ACL entries, providing robust security features and precise access control.
• With support for 64 MSTP instances, the switch offers enhanced network reliability and optimized path selection.

The N5K-C5648Q is designed to support a large number of host prefixes, with up to 32,000 IPv4 and 8,000 IPv6 host prefixes. It also supports up to 8,000 IPv4 multicast routes and up to 4000 VRF entries, enabling efficient routing and forwarding of multicast traffic as well as virtualization capabilities. Each port on the switch is equipped with 8 unicast and 8 multicast queues, ensuring efficient traffic prioritization and bandwidth allocation. The switch dimensions are 3.5 inches in height, 17.3 inches in width, and 30 inches in depth, making it a compact solution for data centers with space constraints. Operating temperature ranges from 0 °C to 40 °C, with storage temperature tolerance between -40 °C and 70 °C. The humidity range is from 5% to 95% noncondensing, ensuring the switch operates reliably under various environmental conditions. The N5K-C5648Q boasts a Layer 2 forwarding capacity of 3.84 Tbps and a Layer 3 forwarding rate of 2856 Mpps, demonstrating its capability to handle significant data volumes with minimal latency, approximately 1 µs. It also features a 25 MB buffer to accommodate bursty traffic, ensuring smooth data transmission. With support for up to 256,000 combined MAC addresses and ARP entries, the N5K-C5648Q can manage large-scale network environments efficiently. This vast address handling capability, coupled with the device's forwarding capacities, makes it an ideal choice for data centers requiring high performance, scalability, and reliability in their networking hardware.

Part Number	CISCO N5K-C5648Q
Manufacturer	CISCO
Max 40GbE and FCoE Ports	48 (Includes Base Unit + 2 Add-on Modules)
Max 10GbE Ports	192 (Utilizing Breakout Cables)
Fabric Extender Compatibility	Supports up to 48 via Nexus 2200 and 2300 Series
VLANs Capability	Up to 4000 in Layer 2, 4096 in Layer 3
ACL Entries Capacity	Up to 4000
MSTP Instance Count	64
IPv4 Host Routes	Up to 32,000
IPv6 Host Routes	Up to 8,000
IPv4 Multicast Paths	Up to 8,000
VRF Entry Limit	Up to 4000
Unicast Queue Per Port	8
Multicast Queue Per Port	8
Unit Height	3.5 inches
Unit Width	17.3 inches
Unit Depth	30 inches
Operating Temperature Low	0°C
Operating Temperature High	40°C
Storage Temperature Low	-40°C
Storage Temperature High	70°C
Operational Humidity Range	5% to 95%, non-condensing
Layer 2 Switching Capacity	3.84 Terabits per second
Layer 3 Switching Capacity	2.856 Billion packets per second
MAC and ARP Table Size	Up to 256,000 entries
Network Latency	Approx. 1 microsecond
Packet Buffer Size	25 Megabytes