Ex8200 ethernet line cards are specifically designed to optimize enterprise applications. Switch fabric architecture an overview sciencedirect topics. A fcc is the one where the whole fabric cards are installed fc. Directors are usually modular, each line card module has a connection to a fabric. Switch fabric cardcomponents theswitchfabriccardcontainsthefollowingmajorcomponents. Switching fabric is a network topology wherein different network nodes or terminals connect with each other via a number of switches, usually crossbar switches. Dcs7300x32qlc 1 status led 2 10g40g port leds dcs7300x64slc 1 status led 3 10g40g port leds 2 10g upper. The switch fabric is fully redundant, with one copy of the fabric on each fabric card, and each fabric card carries enough switching capacity to meet the chassis throughput specifications.
Logically, it behaves like a remote line card to a parent cisco nexus 500060007000 series switch with the fabr ic extender and the parent nexus together forming a distributed modular system. It is similar to the cisco 6500 switch dcef architecture. This design enables the filler to assist with removing heat from the chassis. Switch fabrics can be single stage, where packets are. The topology is used in highspeed networks like fiber channel, infiniband and rapidio. Because a switched fabric network spreads network traffic across multiple physical links, it yields higher total throughput than broadcast networks, such as the early 10base5 version of ethernet, or most wireless networks such as wifi. In traditional switches like 6500, the crossbar switch fabric was integrated into chassis and there was no redundancy if crossbar switch fabric is faulty,however, in nexus 7k we have fabric redundancy using. The switching fabric typically includes data buffers and the use of shared memory. The signal computing system architecture scsa, which provides a model framework for computer telephony, uses the term. Cisco asr 9900 second generation switch fabric card 2, switch. Fabric card and line card fillers sun datacenter infiniband. Telephone line cards perform multiple tasks, such as analog. Pdf brocade fabric os product line product brief brocade gen 6 fibre channel is the purposebuilt network infrastructure for missioncritical storage delivering breakthrough performance increased business agility and operational stability.
The switch fabric interface asic of the expfe2 manages hello, we have an asr9k with a9krsp4g and a9k8tl installed. The cisco nexus series switches are modular and fixed port network switches designed for the data center. Switch fabric module wsc6500sfm is supported in the catalyst 6506 and catalyst 6509. The cisco nexus b22dell blade fabric extender behaves like a remote line card for a parent cisco nexus switch, together forming a distributed modular system. Switch fabric architecture an overview sciencedirect. An ethernet fabric network is a type of ethernet that is aware of all its paths, nodes, requirements and resources. This playful twotoned fabric has a subtle color palette adds a quiet accent to an interior. The fm4000 provides line rate performance in all of these cases and very low latency. These platforms represent the best of core, ethernet, and edge routers available to service providers building a high performance, highly available network infrastructure. Holes in the face of a filler permit restrictive air flow. As a standalone system, the switch fabric still interconnects all the linecards, but the fabric cards are on the back of the chassis and have only internalfacing interfaces. Common switch interface for fabric independence and scalable. Switchfabric thischapterdescribestheciscocrscarrierroutingsystem16slotlinecardchassisswitchfabric.
Engine 2 with multilayer switch feature card msfc 2, and fabricenabled line cards, a catalyst 6500 chassis can perform centralized layer 2 and layer 3 switching at 30 mpps. View online or download cisco 7600es20ge3cxlrf ethernet services 20g line card switch installation manual. The fabrics overall performance generates significant attention. Fabric card fillers have ipmb controllers and fans, but no switch chips. The fabric card filler is enabled and activated like a fabric card. The switch fabric architecture can also have a big impact on the overall supercomputer performance. Performance speeds 1 and 10gbe switch fabric capacity 160gbps forwarding capacity mpps 297 latency microseconds 0. The 7500r can support up to 576 ports of wire speed 100gbe and 40gbe and o. Features and benefits of the asr 9900 sfc2, sfcs and sfct are listed in table 1. It also presents an overview of the chassis, line card options, architecture, switch fabric, and qos implementation. Each ex9200 line card is built upon juniper one custom silicon, which supports a wide range of layer 2 and layer 3 ethernet functionality including 802.
The control plane functionality is provided primarily by a re, an acbc fpga, and a gigabit ethernet switch, which all reside on the scb. Cisco nexus 9500 platform line cards and fabric modules product overview the cisco nexus 9500 switching platform figure 1, offers three modular options. Enterprise switch features advanced redundant switch fabric architecture for very high availability. To maintain uninterrupted operation, the ex9200s fan trays cool the line cards, routing engine, and switch fabric modules with.
Cisco crs carrier routing system 8slot line card chassis. Switchfabric 5 switchfabric switchfabriccardcomponents. Pdf using ethernet commodity switches to build a switch fabric in. There isnt any real difference between a fiber channel switch and a director, theyre just marketing terms. Each scb contains two fabric asics, and the same scb card is usable in mx960, mx480 and mx240. The main function of a switch fabric is to relay data efficiently and rapidly from its inputs to its outputs preserving any associated qos characteristics and achieving the best possible performance. Cisco asr 9900 second generation switch fabric card 2. Fabric modules within the arista 7500r up to six fabric modules are utilized in an activeactive mode. Pdf switch fabric in routers requires very tight characteristics in term of packet. They also eradicate the need for the challenging and comparatively lessefficient spanning tree protocol, and. In the highly unlikely case of additional fabric failures, the advanced architecture allows the system to continue operating as the system tunes its performance to the remaining fabric capacity.
Mellanox infiniband edr 36 port modular line board hpe store us. The switch fabric receives user data from a modular. Cisco crs carrier routing system 16slot line card chassis. Data congestion points can arise causing latency spikes which can slow down the overall system. That means each line card does all the layer 2 and layer 3 forwarding of packets without using the supervisor engine. Data center networks and basic switching technologies cornell cs. The ncs6k is designed to operate as both a standalone chassis, as well as connect to a separate chassis that holds only switch fabric cards. Switched fabric or switching fabric is a network topology in which network nodes interconnect via one or more network switches particularly crossbar switches. Line cards and fabric cards can be interconnected through a. It interconnects the line cards and supervisor engines of the switch. A line card or digital line card is a modular electronic circuit designed to fit on a separate printed circuit board pcb and interface with a telecommunications access network a line card typically interfaces the twisted pair cable of a plain old telephone service pots local loop to the public switched telephone network pstn. What is the difference between line cards and fabric cards. Nexus, why and what is fabric module cisco community.
Intel omnipath fabric switches command line interface. Cisco nexus 9508 switch, this internal clos topology can grow up to 12 spine switches and 48 leaf switches. Line cards this appendix displays the line cards supported by modular switches covered by this guide. Ethernet fabrics are able to automatically manage themselves to scale up or down depending on demand. Arista 7500r switch architecture a day in the life of a. The fabric card could also contain addi tional buffering, depending on the architecture implemented. Switch family fm4000 switch, including individual performance tests and comparisons of latency and losslessness, flow control and prioritization in porttoport, hot spot and multicast scenarios. As a standalone system, the switch fabric still interconnects all the linecards, but the fabric cards are on the back of. Mixed and nonmixed ex series and qfx series virtual chassis summary, understanding the routing engine role in a virtual chassis with different types of switches, understanding qfx5100 and qfx5110 switches in a virtual chassis, understanding ex4300, qfx3500, qfx3600, and qfx5100 switches in a mixed virtual chassis, understanding mixed ex4300 and ex4600 virtual chassis. Mellanox infiniband edr 36 port modular line board hpe. A line card or digital line card is a modular electronic circuit designed to fit on a separate printed circuit board pcb and interface with a telecommunications access network. Cisco switch fabric card switch plugin module series. This is the opposite of slower networks such as early iterations of ethernet and broadcast.
It offers unprecedented levels of performance, buffering, scale, and availability with highdensity gbe, 10gbe, 40gbe and 100gbe connectivity. Essentially, the fabric chassis allows you to build an even larger system than you could with a single chassis of 8 linecards. In the scsa framework, part of the hardware model includes a switch fabric controller, a component that monitors and manages the switching paths. Common switch interface for fabric independence and. This architecture simplifies data center access operations and architecture by combining the management simplicity of a single high. Cisco nexus 9500 platform line cards and fabric modules.
Cisco nexus 9500 platform line cards and fabric modules data. In a distributed design using a switching fabric, each line card has two major. The hpe flexfabric 12900e switch series is a nextgeneration modular data center core switch designed to support virtualized data centers and the evolving needs of private and public cloud deployments. The first chassis in the nexus 7000 family is a 10slot chassis with two supervisor engine slots and eight io module slots at the front, as well as five crossbar switch fabric modules at the rear.
Jan, 2012 what is cisco chassis, backplane, and line card 1. This architecture simplifies data center access operations and architecture by combining the management simplicity of a single highdensity access switch with the cabling simplicity of. Get advice, answers, and solutions when you need them. Cisco nexus 9500 rseries line cards and fabric modules white. A chassis is a framehousing for mounting the circuit components for cisco switchesand routers or any type of devices that provides power and a highspeed backplane. In the highly unlikely case of additional fabric failures, the advanced architecture. The architecture helps ensure that the system continues to operate at peak performance even in the case of a switch fabric card failure. Some of the nexus platforms have additional slots for fabric modules that increase the line card data throughput. The cisco fabric extender for hpe bladesystem model b22hp provides an extension of the cisco nexus switch fabric to the hpe server edge. Cisco 7600es20ge3cxlrf ethernet services 20g line card switch pdf user manuals. Clos fabrics are popular in the realm of large, modular switching designs.
Fabric module are the hardware modules which provides backplane connectivity between io modules and sup. The switch fabric uses a cellswitched, buffered, threestage benes switch fabric architecture. If you installed the fabric card, then the sup2 and fabric capable cards could use either the bus connection or the fabric connection there was a configuration option to choose which you wanted to use if you had some bus only line cards in the chassis, you might continue to use the bus on the dual connections cards, but if you had all. Mixed and nonmixed ex series and qfx series virtual chassis summary, understanding the routing engine role in a virtual chassis with different types of switches, understanding qfx5100 and qfx5110 switches in a virtual chassis, understanding ex4300, qfx3500, qfx3600, and qfx5100 switches in a mixed virtual chassis, understanding mixed ex4300 and. Cisco switch fabric card switch plugin module series sign in to comment. The system architecture of the cisco asr 9900 switch fabric card 2 asr 9900 sfc2, switch. We delete comments that violate our policy, which we encourage. The switch fabric architecture can also have a big impact on the overall. Flow control effectively partitions fairness in 23to1 hot. In some hpc applications, the data traffic patterns are well understood and the fabric can be designed to accommodate these applications. Thirdgeneration highdensity 100 gigabit ethernet line cards support up to seven fabric controllers, whereas secondgeneration cisco asr 9000 series line cards support up to five fabric controllers. By combining general information about storage area networks sans with specific information about the silkworm line of fibre channel switches from brocade communications systems, building sans with brocade fabric switches provides great value to information systems engineers interested in planning and implementing network storage solutions. Intel omnipath fabric switches command line interface reference guide november 2015 order no h764581.
Cisco systems introduced the nexus series of switches on january 28, 2008. The arista 7500 series supervisor 2 provides a 6core hyperthreaded intel xeon broadwell cpu with turbo boost frequency to 2. Cisco switch fabric card switch plugin module series specs. A lcc is a chassis that places the line cards msc, fp, plims, etc.
It interconnects the linecards and supervisor engines of the switch. Jul 26, 2017 the switch fabric is fully redundant, with one copy of the fabric on each fabric card, and each fabric card carries enough switching capacity to meet the chassis throughput specifications. Line card fillers are empty shells without active components. The cisco nexus 9500 switching platform figure 1, offers three modular options.
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