Data Sheet QFX5100 ETHERNET SWITCH Description

1 QFX5100 ETHERNET SWITCHP roduct DescriptionThe highly flexible, high-performance Juniper Networks QFX5100 line of Ethernetswitches provides the foundation for today s and tomorrow s dynamic data center. As acritical enabler for IT transformation, the data center network supports cloud and software-defined networking (SDN) adoption, as well as rapid deployment and delivery ofapplications. Mission-critical applications, network virtualization, and integrated or scale-outstorage are driving the need for more adaptable networks. With its diverse set ofdeployment options, including fabric, Layer 3, and spine and leaf, the QFX5100 is theuniversal building block for data center switching architectures, enabling users to easilyadapt as requirements change over QFX5100 line includes 10 GbE (fiber and copper) and 40 GbE fixed-configurationoptions with rich Layer 2, Layer 3, and MPLS features.

2 The QFX5100 runs the samereliable, high-performance Juniper Networks Junos operating system that is used byJuniper Networks EX Series ETHERNET Switches, Juniper Networks routers, and JuniperNetworks SRX Series Services Gateways, ensuring a consistent implementation andoperation of control plane features across the entire Juniper a built-in Insight Technology capability, the QFX5100 provides valuableperformance and troubleshooting data via microburst monitoring and hotspot QFX5100 can also be used in Juniper s Virtual Chassis switching and Key ComponentsThe QFX5100 includes the following capabilities. Please refer to the Specifications sectionfor features that are currently shipping vs. those that will be available in a future Highlights High-density configurations 72 ports of 10 GbE in a 1 U platform; 96 ports of 10 GbEin a 2 U platform.

3 And 32 ports of 40 GbE in a 1 U platform Up to Tbps Layer 2 and Layer 3 performance and as low as 550 ns latency1 GHz dual-core Intel CPU with 8 GB memory and 32 GB SSD storage High availability with the industry s only Topology-Independent In-Service SoftwareUpgrade (TISSU) Rich automation capabilities with support for Python, Chef, Puppet, and zero-touchprovisioning (ZTP) Designed-in Insight Technology software capability for microburst monitoring andreporting, as well as hotspot statistics and visibility Plug-and-play deployable architectures such as Virtual Chassis and Layer 3 fabricswith simplified management and operation Support for virtualization protocols such as Virtual Extensible LAN (VXLAN), OpenvSwitch Database (OVSDB) protocol, and integration with VMware NSX SDNcontrollersData Sheet 1 Product OverviewThe Juniper Networks QFX5100line of access and aggregationswitches delivers low latency,flexible deployment options, andrich Layer 2 and Layer 3features, making it the industry smost nimble family of Topology-IndependentIn-Service Software Upgrades(TISSU*) and support for L2gateway capabilities for bridgingbetween virtualized and bare-metal servers, the QFX5100 isdesigned for the mostdemanding, high-performancedata center deployments.

4 Highlyflexible, the QFX5100 can bedeployed in mixed 1 GbE,10 GbE, and 40 GbEenvironments within JuniperVirtual Chassis architectures, aswell as within industry-standardarchitectures such as spine andleaf and Layer 3 fabrics. advanced Junos OS features such as BGP Add-path, MPLS, L3 VPN, and IPv6 6PE Investment protection enabled by compatibility with JuniperNetworks EX4300 ETHERNET SWITCH , QFX3500 SWITCH , andQFX3600 SWITCH in integrated fabric solutions*TISSU supported only in standalone mode. 140 GbE-to-40 GbE port on QFX5100 -24Q SWITCH ModelsThe QFX5100 line includes four compact 1 U models and one 2 Umodel, each providing wire-speed packet performance, very lowlatency, and a rich set of Junos OS features. In addition to a highthroughput Packet Forwarding Engine (PFE), the performance ofthe control plane running on all QFX5100 models is furtherenhanced with a powerful GHz dual-core Intel CPU with 8 GBof memory and 32 GB SSD : Compact 1 U 10 GbE data center access switchwith 48 small form-factor pluggable and pluggable plus (SFP/SFP+)transceiver ports and six quad SFP+ (QSFP+) ports with anaggregate throughput of Tbps or Bpps per : Compact 1 U 10 GbE data center access switchwith 48 tri-speed (10 GbE/1 GbE/100 Mbps) RJ-45 ports and sixQSFP+ ports with an aggregate throughput of Tbps or per : Compact 1 U high-density 40 GbE data centeraccess and aggregation SWITCH starting at a base density of 24 QSFP+ ports with the option to scale to 32 QSFP+ ports with twofour-port expansion modules.

5 All 32 ports support wire-speedperformance with an aggregate throughput of Tbps or per : Compact 1U high-density data center switchstarting with a base density of 24 QSFP+ ports. With the additionof an optional double-wide QFX-PFA-4Q Packet Flow Accelerator(PFA) expansion module, the SWITCH can morph into an intelligentapplication acceleration system. Alternatively, by installing twofour-port 40 GbE expansion modules, the QFX5100 -24Q-AA canexpand to support 32 QSFP+ ports. The SWITCH s CPU subsystem isenhanced with a quad-core Intel CPU with 32 GB of DRAM;additional storage capacity is provided via an onboard 128 GBsolid-state drive. The QFX-PFA-4Q features an Altera Stratix V 320 Gbps FPGA with 24 GB SDRAM (DDR3) for packet memory and 72MB of quad data-rate static RAM (SRAM) (QDR2+) for low-latencyprocessing. For additional details, see the QFX5100 -24Q-AA : Compact 2 U high-density 10 GbE aggregationswitch with 96 SFP+/SFP and eight QSFP+ ports with an aggregatethroughput of Tbps or Bpps per added flexibility, the 40 GbE ports on all QFX5100 switches canbe used as 4x10 GbE ports using QSFP+ to SFP+ direct attachcopper (DAC) or QSFP+ to SFP+ fiber splitter cables and splitter cables, the QFX5100 -48S supports up to 72 10 GbEports, while the QFX5100 -24Q and QFX5100 -96S support up to104 10 GbE OSAll four high-performance QFX5100 switches run Junos OS,Juniper s powerful and robust network operating system.

6 Key JunosOS features that enhance the functionality and capabilities of theQXF5100 include: Software modularity with process modules runningindependently in their own protected memory space and withthe ability to do process restarts Uninterrupted routing and forwarding with features such asnonstop routing (NSR) and nonstop bridging (NSB) Commit and rollback functionality that ensures error-freenetwork configurations A powerful set of scripts for on-box problem detection,reporting, and resolutionVirtual Chassis TechnologyThe QFX5100 supports Juniper Networks unique Virtual Chassistechnology, which enables up to 10 interconnected switches to bemanaged and operated as a single, logical device with a single IPaddress. Virtual Chassis technology enables enterprises to separatephysical topology from logical groupings of endpoints and, as aresult, provides efficient resource Center DeploymentsToday s data centers are built with high-performance, small form-factor, multicore blade and rack servers.

7 The greater computecapacity and server densities enabled by these devices is increasingtraffic levels, creating the need for high-speed, low-latency,storage- and I/O-converged networking solutions that canmaximize performance for physical servers, virtual servers, andstorage in the data ETHERNET Switch2 Figure 1: QFX5100 at the access layerThe QFX5100 line offers a portfolio of switches that deliver thelow-latency, lossless, high-density 10 GbE and 40 GbE interfaceswith the Fibre Channel over ETHERNET (FCoE) transit switchfunctionality demanded by today s data center. All QFX5100models are designed to consume the lowest power possible whileoptimizing space, thereby reducing data center operating airflow direction options enable the QFX5100 to supportback-to-front and front-to-back cooling, ensuring consistency withserver designs for hot- and cold-aisle Center Server AccessThe QFX5100 line of switches is ideal for top-of-rack deploymentsof various densities and compact 1 U QFX5100 -48S offers 48 ports of native 10 GbEfor server connectivity and up to six 40 GbE ports for uplinkconnectivity, providing very low oversubscription of 2:1 fromaccess to aggregation.

8 Each 40 GbE port can be further broken outinto four 10 GbE ports, providing additional 10 GbE for QFX5100 -48T offers 48 RJ-45-based 10 GbE ports and up tosix 40 GbE ports for providing uplinks to aggregation switches. EachRJ-45 port can operate in three different speeds, providing 10 GbE,1 GbE or 100 Mbps server connectivity using the same shieldedtwisted pair copper cables. Distances up to 100m can be supportedusing cables that conform to IEEE specifications,enabling the QFX5100 -48T to be deployed as a top-of-rack,middle-of-row or end-of-row 2 U QFX5100 -96S is a high-density native 10 GbE data centeraccess SWITCH that is ideal for deployments with a high degree ofapplication redundancy. The highly efficient QFX5100 -96S offers96 ports of native 10 GbE for server connectivity and eight 40 GbEports for uplink connectivity, providing very low oversubscription of3:1 from access to QFX5100 -24Q offers 24 QSFP+ ports in the base unit with anoption to scale up to 32 QSFP+ ports with two four-port expansionmodules.

9 Each QSFP+ port can be used for native 40 GbE serverport connectivity or channelized into four 10 GbE ports for 10 GbEserver connectivity, offering maximum flexibility and investmentprotection for data center of the QFX5100 switches can operate in both cut-throughand store-and-forward modes, delivering sustained wire-speedswitching with sub-microsecond latency and low jitter for anypacket size (including jumbo frames) in both modes. All QFX Seriesswitches support extensive Layer 2 features, enabling the device tosupport high-density 10 GbE/FCoE Layer 2 access features such as multi-chassis link aggregation group (MC-LAG), the QFX5100 supports active/active server dual homing andcan utilize full bisectional bandwidth from server to SWITCH . Whenthe QFX5100 is deployed in the access layer, MC-LAG onQFX10000 switches in the aggregation layer provides maximumresiliency and full Layer 2 multi-pathing in the network (see Figure1).

10 The Junos operating system features the most advanced and robustrouting capabilities in the industry. All QFX5100 switches includesupport for RIP and OSPF for both IPv4 and IPv6 in the basesoftware. advanced routing capabilities such as IS-IS and BGP arealso supported. With additional capabilities like 64-way equal-costmultipath (ECMP) and BGP add path, the QFX5100 is an idealbuilding block for deploying the most robust Layer 3 underlay forsoftware-defined networks (SDN) (see Figure 2). QFX5100 ETHERNET Switch3 Figure 2: Larger scale data center with Layer 3 to the accessFeatures and BenefitsTopology-Independent In-Service Software Upgrade (TISSU*):With its Intel core processor, the QFX5100 allows Junos OS to runwithin a virtual machine (VM) on Linux. Junos OS runs in twoseparate VMs in active and standby pairs; during software upgradecycles, the switches seamlessly move to the newer software versionwhile maintaining intact data plane traffic.