Cisco Nexus 6000 Series Switches License

Cisco Nexus 6000 Series Switches License

The Cisco Nexus Family, Cisco’s flagship switching product line in the data center, has been the benchmark for innovation in the networking industry. Complementing the existing Cisco Nexus Family switches, the Cisco Nexus 6000 Series is an important component of the Cisco Unified Data Center architecture. The Cisco Nexus 6004 and 6001 Switches extend the industry-leading innovations and versatility of the Cisco Nexus Family with high 40-Gbps, 10-Gbps, and Fibre Channel over Ethernet (FCoE) port density; an energy-efficient small form factor; low latency; multilayer services; and the choice of front-to-back or back-to-front cooling. With its scalability and performance, the Cisco Nexus 6000 Series is designed for a broad range of traditional data center and large-scale virtualized cloud deployments. The Cisco Nexus 6000 Series also uses the Cisco NX-OS Software operating system to offer the intelligent flow management and operation flexibility required in data center deployments.

Models in this Series

  • Nexus 6001 Switch
  • Nexus 6004 Switch

Cisco Nexus 6000 Series Switches

Cisco Nexus 6001 Switch

Product Overview

In today’s data centers, virtualization deployments have become commonplace, and this trend is increasing rapidly with the availability of 10 Gigabit Ethernet servers at attraction prices. The combination of increased adoption of these servers and applications with higher bandwidth requirements is increasing the need for dense 10 and 40 Gigabit Ethernet switching. Moreover, data center architecture is evolving as customers seek to build large-scale nonblocking fabrics to accommodate different applications.

The Cisco Nexus 6001 Switch is part of a robust fabric that can scale significantly to meet data center growth, delivering architectural flexibility that enables any data center to be a more agile, cost-effective, and efficient environment. The Cisco Nexus 6001 Switch is an important component of the Cisco Unified Data Center architecture, complementing existing Cisco Nexus switches. The Cisco Nexus 6001 is an energy-efficient switch that offers high port density in one rack unit (1RU), supports 10 and 40 Gigabit Ethernet and Fibre Channel over Ethernet (FCoE), provides integrated Layer 2 and 3 features at wire speed, and offers low latency of approximately 1 microsecond for any packet size. With a choice of front-to-back (port-side exhaust) and back-to-front (port-side intake) airflow options, the switch is designed for a broad range of traditional data center and large-scale virtualized cloud deployments.

The Cisco Nexus 6001 Switch runs the industry-leading Cisco NX-OS Software operating system, providing customers with features and capabilities that are widely deployed around the world. Cisco NX-OS Software is a purpose-built data center operating system designed for performance, resiliency, scalability, manageability, and programmability. It meets Ethernet and storage networking requirements, providing a robust and comprehensive feature set that can meet the demanding requirements of virtualization and automation in present and future data centers. The Cisco enhanced fabric solution allows the transparent integration of the virtual and physical devices on a unified network. In addition, the comprehensive Cisco NX-OS service set can be used to create unique innovations for customized solutions.

The Cisco Nexus 6001 Switch comes in these configurations:

  • Cisco Nexus 6001P: The Cisco Nexus 6001P is a 1RU, 10- and 40- Gigabit Ethernet switch offering wire-speed performance for up to sixty-four 10 Gigabit Ethernet ports (using Quad Small Form‑Factor Pluggable [QSFP] breakout cables) for Ethernet and FCoE traffic, with an overall throughput of 1.28 terabits per second (Tbps). The Cisco Nexus 6001P offers 48 fixed 1/10 Gigabit Ethernet Enhanced Small Form-Factor Pluggable (SFP+) ports and four 40 Gigabit Ethernet QSFP+ ports. Each 40 Gigabit Ethernet port can be split into four 10 Gigabit Ethernet ports using a QSFP+ breakout cable. The Cisco Nexus 6001P delivers low port-to-port latency of approximately 1 microsecond and low jitter independent of packet size using cut-through switching architecture and with features enabled.
  • Cisco Nexus 6001T: The Cisco Nexus 6001T is a 1RU 10 and 40 Gigabit Ethernet switch offering wire-speed performance for up to sixty-four 10 Gigabit Ethernet ports (using Quad Small Form-Factor Pluggable [QSFP] breakout cables) for Ethernet and FCoE traffic. It has an overall throughput of 1.28 terabits per second (Tbps). The Cisco Nexus 6001T offers 48 fixed 1/10G BASE-T and four 40 Gigabit Ethernet QSFP+ ports. Each 40 Gigabit Ethernet port can be split into four 10 Gigabit Ethernet ports using a QSFP breakout cable. The Cisco Nexus 6001T delivers low port-to-port latency of approximately 3.3 microsecond and low jitter independent of packet size using cut-through switching architecture and with features enabled. QSFP interface supports 1 microsecond latency. The hardware of 6001T is capable of supporting FCoE over 10G BASE-T interface The Cisco Nexus 6001T can be deployed in multiple scenarios – direct-attach 10 and 40 Gigabit Ethernet server-access and high‑density fabric extender aggregation deployments, leaf and spine designs, and compact aggregation – to build scalable Cisco Unified Fabric across a diverse set of physical and virtual server environments in the data center.

The Cisco Nexus 6001 Switch is well-suited to meet the challenging demands of virtualized and cloud-based deployments. The switch is designed with the Cisco high-performance application-specific integrated circuit (ASIC) and is excellent for integrating and connecting a virtual environment to the high-performance servers in a data center. The Nexus 6001 switch is excellent for top-of-rack (ToR) deployments such as direct-attach 10 Gigabit Ethernet server-access and fabric extender aggregation deployments and leaf and spine designs to build scalable Cisco Unified Fabric in data centers. This platform can be deployed in the middle of the row (MoR, in server racks) or at the end of the row (EoR, in network racks) in a data center.

Features and Benefits

The following are some of the primary features of the Cisco Nexus 6001 Switch:

  • Optimization for virtualization and cloud deployments: Today, high-performance servers deployed in the cloud can support many more virtual machines and workloads than ever before. The requirement to deploy new servers on demand puts additional strain on the network fabric. The Cisco Nexus 6001 Switch addresses this challenge by providing scalability and performance, making it an excellent platform for meeting current and future needs.
  • Density and resilience: Built for today’s data centers, the switches are designed just like the servers they support. Ports and power connections are at the rear, close to server ports, helping keep cable lengths as short as possible and delivering to rack servers benefits traditionally offered only on blade servers. Hot‑swappable power and fan modules can be accessed from the front panel, where status lights offer an at-a-glance view of switch operation. Front-to-back or back-to-front cooling is consistent with server designs, supporting efficient data center hot- and cold-aisle designs. Serviceability is enhanced with all customer-replaceable units accessible from the front panel.
  • Energy efficiency: The Cisco Nexus 6001 Switch helps data centers operate within their space, power, and cooling parameters while reducing their carbon footprints. The switch power supplies are also capable of maintaining 90 percent efficiency at load conditions of as low as 25 percent utilization. This capability allows the switch to make efficient use of power while still being appropriately sized to support the conditions of a full system load.
  • Low latency: The Cisco Nexus 6001 with cut-through switching supports approximately 1 microsecond of port-to-port latency for any packet size with features enabled.
  • Intelligent Cisco Switched Port Analyzer (SPAN) and Encapsulated SPAN (ERSPAN): SPAN and ERSPAN can be used for troubleshooting and robust monitoring of traffic. The SPAN and ERSPAN capabilities in the Cisco Nexus 6001 Switch are nondisruptive, with only extra bandwidth capacity used for SPAN and ERSPAN traffic. Enhancements include more efficient allocation of bandwidth to SPAN and ERSPAN traffic whereby any fabric bandwidth not used for data traffic can be allocated to SPAN or ERSPAN traffic. The switch can support up to 31 line-rate SPAN and ERSPAN sessions.
  • Flexible buffer management: The Cisco Nexus 6001 Switch supports a 25-MB packet buffer shared by every 3 ports of 40 Gigabit Ethernet or every 12 ports of 10 Gigabit Ethernet. The flexible buffer management capability on the Cisco Nexus 6001 Switch allows dynamic tuning of the shared and dedicated buffer size in the event of congestion.
  • Multicast enhancements: The Cisco Nexus 6001 Switch supports line-rate Layer 2 and 3 multicast throughput for all frame sizes. It offers optimized multicast replication through the fabric and at the egress point. Support is provided for 32,000 multicast routes and for Internet Group Management Protocol (IGMP) snooping tables in hardware. Multicast enhancements include flow-based hashing for multicast traffic over a PortChannel and enhanced Bidirectional Protocol-Independent Multicast (Bidir-PIM) support. The switch also supports IP-based forwarding for IGMP snooping.

Applications

The Cisco Nexus 6001 Switch supports a number of application scenarios, making it a versatile data center option.

Fabric Extender Architecture: High-Density Fabric Extender Aggregator

Cisco Fabric Extender Technology (FEX Technology) enables you to build a single, modular fabric that extends from Cisco Nexus switches, to Cisco Unified Computing System (Cisco UCS) servers, to adapters (Cisco Adapter FEX), and to virtual machines (Cisco Data Center VM-FEX). The Cisco FEX technology is based on the emerging standard IEEE 802.1br. Designing the network using Cisco FEX technology provides flexibility, reduced cabling infrastructure, and a single point of management, helping customers scale their networks. When Nexus 6001 Switches are part of a fabric that includes Cisco Nexus 2200 platforms, use the Cisco Nexus 2200 platform fabric extenders in single or dual connected mode using enhanced virtual port channel (vPC+) technology to two upstream Cisco Nexus 6001 Switches. Servers or end hosts can connect to single or dual Cisco Nexus 2200 platform fabric extenders using network interface card (NIC) teaming when the parent Cisco Nexus 6001 has vPC+ enabled.

Following are some common fabric extender Cisco Nexus 2000 and 6000 Series deployment options:

  • Rack servers with 100 Megabit Ethernet, Gigabit Ethernet, or 10 Gigabit Ethernet NICs; the fabric extender can be physically located at the top of the rack, and the Cisco Nexus 6000 Series Switch can reside in the middle or at the end of the row, or the fabric extender and the Cisco Nexus 6000 Series Switch can both reside in the middle or at the end of the row
  • Mixed Gigabit Ethernet and 10 Gigabit Ethernet environments in which rack servers are running at either speed in the same rack or in adjacent racks
  • 10 Gigabit Ethernet and FCoE deployments using servers with converged network adapters (CNAs) for unified fabric environments with the Cisco Nexus 2232PP 10GE Fabric Extender
  • 1/10GBASE-T server connectivity with ease of migration from 1 to 10GBASE-T and effective reuse of structured cabling
  • Gigabit Ethernet and 10 Gigabit Ethernet blade servers with pass-through blades
  • Low-latency, high-performance computing environments
  • Virtualized access

In addition to these options, the Cisco Nexus 6001 Switch provides unique value as a high-density fabric extender aggregation platform. For example, the Cisco Nexus 6001 Switch can be used in conjunction with the Cisco Nexus 2248PQ, 2232PP, and 2248TP Fabric Extenders as a high-density switching system, consolidating 10 Gigabit Ethernet connections in a single management plane. In addition, a variety of blade fabric extender options can be aggregated into a Cisco Nexus 6001 Switch using 10 Gigabit Ethernet, providing a single point of management for blade server deployments.

Cisco Nexus 6004 Extensible Fixed Switch

Cisco Nexus 6000 Series Switches Product Overview

Cisco Nexus 6000 Series Switches are part of the Cisco Unified Fabric solution. They run the industry-leading Cisco NX-OS Software operating system and are designed to create flexible, scalable network architecture for virtualized and cloud environments.

Cisco Nexus 6000 Series Switches deliver high-density 10 and 40 Gigabit Ethernet connectivity in an energy-efficient, compact form factor. Easily scale your architecture to support growing bandwidth demands without sacrificing energy efficiency or rack space. A robust integrated Layer 2 and Layer 3 feature set gives you a versatile platform that you can deploy in environments such as:

  • Direct-attach 10 and 40 Gigabit Ethernet access-layer deployments
  • High-density Cisco fabric extender aggregation-layer deployments
  • Leaf-and-spine architecture deployments
  • Compact aggregation-layer deployments

All Cisco Nexus 6000 Series products use the same set of Cisco application-specific integrated circuits (ASICs) and a single software image. Feature and operation consistency simplify management, while advanced analytics, Power-on autoprovisioning (POAP), and Python and Tool Command Language (Tcl) script increase programmability and efficiency. Cisco Nexus 6000 Series Switches also support Cisco Nexus 2200 platform fabric extenders, Cisco Nexus B22 Blade Fabric Extenders, Cisco In Service Software Upgrade (ISSU), and Cisco FabricPath.

Cisco Nexus 6004 Extensible Fixed Switch Overview

The Cisco Nexus 6004 Extensible Fixed (6004EF) Switch is the latest switch in the Cisco Nexus 6000 Series. It extends the industry-leading innovation and versatility of the Cisco Nexus 6000 Series data center switches and runs the same industry-leading Cisco NX-OS Software operating system. The Cisco Nexus 6004EF is versatile. Choose either front-to-back or back to-front airflow options to suit traditional data center implementations or large-scale cloud deployments. And with 10 Gigabit Ethernet, 40 Gigabit Ethernet, and Fibre Channel over Ethernet (FCoE) connectivity options, you can build a scalable Cisco Unified Fabric across a range of physical and virtual server environments. An extensible architecture also makes the Cisco Nexus 6004EF a low-cost entry point for small-scale deployments.

The Cisco Nexus 6004EF is a 4-rack-unit (4RU) 10 and 40 Gigabit Ethernet switch with the industry’s highest port density in a compact, energy-efficient form factor. It offers eight line-card expansion module (LEM) slots to support up to 96 ports of 40-Gbps throughput. Each LEM supports 12 ports of 40 Gigabit Ethernet in a Quad Small Form-Factor Pluggable (QSFP) footprint. Each 40 Gigabit Ethernet port can also be split into four line‑rate 10 Gigabit Ethernet ports using QSFP breakout cables. This flexibility makes the Cisco Nexus 6004EF the only fully extensible fixed 10 and 40 Gigabit Ethernet platform in the industry. The Cisco Nexus 6004EF also offers a unified expansion module for 1 and 10 Gigabit Ethernet and Fibre Channel and FCoE support.

Features and Benefits

The Cisco Nexus 6004EF delivers scalable performance, intelligence, and a broad set of features to address the needs of data center networks. A comprehensive feature set makes the Cisco Nexus 6004EF especially well-suited for virtualized and cloud-based deployments. Cisco high-performance ASICs integrate and connect virtual environments to high-performance data center servers. The Cisco Nexus 6004EF can be deployed in the middle of row or at the end of row in the data center.

Scalable architecture protects your investment. In 10 Gigabit Ethernet optimized environments, scale up to 384 ports of 10 Gigabit Ethernet interfaces. You can easily meet increasing demand for 40 Gigabit Ethernet connectivity through the switch’s combined high port density, lossless Ethernet, wire-speed performance, and very low latency. And a common Ethernet-based fabric across physical and virtual deployments simplifies management.

Cisco Nexus 6004EF features include:

  • Optimization for virtualization and cloud deployments: The Cisco Nexus 6004EF supports demanding virtualized and cloud computing environments with high scalability and performance. You can rely on the Cisco Nexus 6004EF to meet current and future needs.
  • Density and resiliency: Cisco Nexus switches are designed just like the servers they support. Ports and power connections are at the rear, close to server ports. This arrangement keeps cable lengths short and efficient. Hot swappable power and fan modules are accessible from the front panel, along with an at-a-glance view of switch operation status. Front-to-back or back-to-front cooling is consistent with server designs, supporting efficient data center hot-and cold-aisle designs. Serviceability is enhanced with customer-replaceable units accessible from the front panel. And QSFP ports accommodate your choice of interconnects, including copper Twinax cable for short runs and fiber for long runs.
  • Energy efficiency: The Cisco Nexus 6004EF helps data centers operate within their space, power, and cooling parameters while reducing carbon footprints. Switch power supplies can maintain 90 percent efficiency at load conditions as low as 25 percent utilization. Size the switch appropriately to support full loads without sacrificing energy efficiency.
  • Low latency: The Cisco Nexus 6004EF with cut-through switching supports approximately 1 microsecond of port-to-port latency for any packet size with features enabled.
  • Intelligent Switched Port Analyzer (SPAN) and Encapsulated SPAN (ERSPAN): SPAN and ERSPAN are used for troubleshooting and robust traffic monitoring. The Cisco Nexus 6004EF uses only extra bandwidth capacity for SPAN and ERSPAN traffic, and any fabric bandwidth not used for data traffic can be allocated to this purpose. SPAN and ERSPAN traffic is categorized as best effort; if links are congested, SPAN and ERSPAN traffic is dropped first. The Cisco Nexus 6004EF can support up to 31 line-rate SPAN and ERSPAN sessions.
  • Flexible buffer management: A 25-MB packet buffer is shared among every 3 ports of 40 Gigabit Ethernet or every 12 ports of 10 Gigabit Ethernet. In the 25-MB buffer, 16 MB are used for ingress buffering, and 9 MB are used for egress buffering. You can designate buffers as shared, dedicated, or shared plus dedicated. Flexible buffer management lets you dynamically tune buffer sizes if congestion occurs.
  • Multicast enhancements: The Cisco Nexus 6004EF supports line-rate Layer 2 and Layer 3 multicast throughput for all frame sizes. It offers optimized multicast replication through the fabric and at the egress point, and large buffers absorb bursty traffic. The switch supports 32,000 multicast routes and Internet Group Management Protocol (IGMP) snooping tables in hardware. Multicast enhancements include flow-based hashing for multicast traffic over port channels and enhanced bidirectional Protocol Independent Multicast (BiDiR PIM) support. The Cisco Nexus 6004EF also supports IP-based forwarding for IGMP snooping.
  • Future support for Cisco Dynamic Fabric Automation (DFA): The Cisco Nexus 6004EF with support for Cisco DFA helps simplify, automate, and optimize data center networks. Now you can deploy 10 and 40 Gigabit Ethernet leaf-and-spine fabrics to reduce provisioning time, improve data center orchestration and maintenance, and manage network growth more easily.

Applications

The Cisco Nexus 6004EF supports numerous application scenarios, making the switch a versatile data center option.

Unified Access Architecture: High-Density Fabric Extender Aggregator

Cisco Fabric Extender Technology (FEX Technology) enables you to build a single, modular fabric that extends from Cisco Nexus switches to Cisco Unified Computing System™ (Cisco UCS®) servers to adapters (Cisco Adapter FEX) and to virtual machines (Cisco Data Center Virtual Machine FEX [VM-FEX]). Cisco FEX Technology is based on the emerging IEEE 802.1br standard.

Designing the network using Cisco FEX Technology provides flexibility, cabling efficiency, and a single point of management. Cisco Nexus 2200 platform fabric extenders can be single or dual connected (using enhanced virtual port channels [EvPCs]) to two upstream Cisco Nexus 6004EF Switches (Figure 5). Servers or the end host can connect to single or dual Cisco Nexus 2200 platform fabric extenders using network-interface-card (NIC) teaming when the parent Cisco Nexus 6004EF is enabled for EvPC.

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