Page 1 related information introduction each cisco unified computing system ucs provides ports that can be configured as either server ports or uplink ports. It provides the same fullfeatured cisco ucs management capabilities and xml api as the fullscale cisco ucs solution in addition to integrating with cisco ucs central software and cisco ucs director. Cisco ucs io connectivity diagram ucs 5108 chassis with 2 x 6120 fabric interconnects if you have other servers, with cnas, then youll need to use the cisco nexus 5000. Forces local fabric interconnect to become the primary. The cisco unified computing system ucs is a data center server computer product line composed of computing hardware, virtualization support, switching fabric, and management software introduced in 2009 by cisco systems. Dccucs configuring cisco unified computing system v1. A vulnerability in the web ui of cisco fxos and cisco ucs fabric interconnect software could allow an unauthenticated, remote attacker to cause a buffer overflow on an affected system. As each fc uplink of cisco fabric interconnect is 8 gb, ensure that the brocade fibre channel fill pattern is 2. A unified computing system ucs is is a converged data center architecture that integrates computing, networking and storage resources to increase efficiency and enable centralized management.
For fabric interconnects, the polling method must be snmp. New this introductory course shows you how to deploy, secure, operate and maintain the cisco unified computing system cisco ucs bseries blade server, cisco ucs cseries and sseries rack servers, and. Nov 07, 2012 if you are ever in the unlikely scenario that both of your fabric interconnect cluster links fail l1 and l2 the active ucs manager remains active but the standby ucs manager no longer sees heart beats from the active ucs manager and as such would try to go active resulting in two isolated active brains. In end host mode, fabric interconnect does not work as a traditional layer 2 switch.
Ucs forcing a fabric interconnect failover forcing a fabric interconnect failover. Jun 05, 2014 when you are designing a cisco ucs unified computing environment you will use several components which will work together. The dccucs configuring cisco unified computing system v1. Mostly what i see is from 2 to 4 connections per fex to fabric interconnect. Cisco fabric interconnect 6248 direct connect to emc vnx.
First, some background on the hardware the ucs 6324 fabric interconnect fi is a core component of ciscos ucs mini system and extends the ucs architecture into smaller domains while providing the same unified. The cisco 6100 or 6200 series switch called a fabric interconnect provides network connectivity for the chassis, blade servers and rack servers connected to it through 10 gigabit and fiber channel over ethernet fcoe. It means that the zoning configuration just on the mds. How many connections do you need from the fabric extenders aka. Firstly thank you for the feedback it is really appreciated, for the fi modes, i could possibly post something, i didnt have time originally and didnt want to detract from the post, as switching mode is really advised against in most deployment scenarios, this is why i linked to ciscos official information on the matter. From the point of view of traffic flow, traffic from the virtual machines first goes to the software virtual switch for example, vsphere standard switch, vsphere distributed. The cisco ucs must be up and operational by now and have basic connectivity established. Important considerations to understand is that the apic does not directly manage or interact with the cisco ucs fabric interconnects, and i have not heard whether this is likely to change with the release of the 6332 fabric interconnect based.
A vulnerability in the local management localmgmt cli of cisco fxos software and cisco ucs manager software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system os of an affected device. In this section, the labs will guide you through the steps to setup a pair of cisco ucs fabric interconnects in a cluster. Universal port functionality allows ethernet or fibre channel over ethernet fcoe physical port types to be selected in software. When you are logging into your cisco ucs system, you are actually logging into cisco ucs manager via the fabric interconnects. Cisco ucs 6200 series fabric interconnects expand the cisco ucs networking portfolio, increasing capacity and port density and reducing power consumption. Identify fiber channel components and connectivity in cisco ucs before you configure. Sep 04, 2012 lets examine the data by answering one of the most common questions we run across with ucs. The vulnerability is due to incorrect input validation in the web ui. In this mode, ucs fabric interconnect is presented to the northbound lan switch as an end host with many adapters. Cisco ucs 6454 data sheet some great diagrams and specifications on the cisco ucs 6454 fabric interconnect. This third generation fabric interconnect enables a highperformance, low latency and lossless fabric architecture to address the requirements for deploying high capacity datacenters. The ucs firmware is hosted on the cisco software delivery system. As you can see, the implicit mac of the nic used by hypervisor is in sync, but the more important learned macs of the virtual machines and service console is not.
The diagram below shows the use of fabric failover in conjunction with a hypervisor switch, running ucs manager v1. Download the cisco ucs infrastructure software bundle based on fi model based a. On cisco ucs 6400 series fabric interconnects, the injected commands are executed with root. Cisco ucs 6200 series fabric interconnect hardware. Fi runs on nxos and its nothing but a nexus switch. As an appliance, sap hana combines software components from. The rackmount servers are shown connected to nexus 2232s which are nothing more than remote linecards of the fabric interconnects known as fabric extenders.
Cisco ucs 6332 fabric interconnect switch 40 ports. Bug information is viewable for customers and partners who have a service contract. Cisco ucs fabric interconnects and fabric extenders cisco. Ucs will get stuck in loader prompt if the kickstart image is missing. Ucs forcing a fabric interconnect failover forcing a fabric interconnect failover this operation can only be performed in the cisco ucs manager cli.
This example is created using conceptdraw diagram diagramming software enhanced with cisco networking solution from conceptdraw solution park. May 18, 2012 the diagram below shows a half width blade with a vnic called eth0 created on a cisco vic m81kr with its primary path mapped to fabric a. I wanted to post this as a general guideline for those new to ucs who may be setting up their first lab or production environments. Below is a logical and physical diagram of the components that make up ucs. Ports 6 and 7 of each brocade san switch are connected to fi. Ucs images and bundles cisco ucs infrastructure software bundle. If the brocade fibre channel fill pattern is not 2, it develops interoperability issues between the cisco ucs fabric interconnects and brocade fibre channel switches. The s to certain works contained in this software are owned by other third parties and used and distributed under. Access to networks and storage is then provided through the ucs fabric interconnect.
Fibre channel uplink ports on cisco ucs 6248 fabric interconnects real world ucs. A complete reference guide to the cisco data center virtualization server architecture right now oreilly members get unlimited access to live online training experiences, plus. This can happen if the system has been up for very long time i. The fabric interconnect has three images, namely kickstart image, system image and ucs manager image. Feb 29, 2012 the ucs images are shipped as a single bundle or as individual component images, which include the ucs manager, ucs fabric interconnect, io module, bmc, bios, adapter, etc. For simplicity only one io module to fabric interconnect link is shown in the diagram, as well as only one of the host interfaces hifs server facing ports on the io module. The ucs 2104xp fex has eight 10ge downlink ports that connect through the midplane to each halfwidth slot in the chassis. Cisco ucs 6324 fabric interconnect switch managed plugin module overview and full product specs on cnet. From a networking perspective, the cisco ucs 6324 fabric interconnect uses a cutthrough architecture, supporting deterministic, lowlatency, linerate 10 gigabit ethernet on all ports, switching capacity of up to 500 gbps, and 80gbps uplink bandwidth for each chassis, independent of. The cisco ucs fabric interconnect exists to connect your cisco ucs servers to to your network. Cisco fxos and ucs manager software local management cli. Cisco ucs fabric interconnects and fabric extenders are part of our unified fabric solution for data center networks. It walks through the initial setup of two unconfigured fabric interconnects that will be clustered. Cisco ucs integrated infrastructure for sap hana with sles suse.
The diagram below shows the use of fabric failover in conjunction with. Dec 21, 2015 traffic load balancing in cisco ucs whenever i deploy a cisco ucs at a customer the question i get asked a lot is how traffic flows within the system between vms running on the blades and fex modules, fex modules and fabric interconnects and finally how its uplinked to the network core. Cisco ucs ethernet frame flows jeremy waldrops blog. Steps to upgrade firmware on the first new fabric interconnect are as follows. Sep 23, 2009 the ucs 6100 series fabric interconnect is only compatible with the ucs servers. Cisco unified computing system fabric interconnect snmp message processing denial of service vulnerability. Configure the fi on it default mode end host mode or npv, enable npiv on the mds. The ucs fabric interconnect is part of a range of products provided by cisco that are used to uniformly connect servers to networks and storage networks. Cisco ucs unified computing system handson labs udemy. Leverage the enterpriseproven santricity software platform. Cisco ucs bseries ucs manager overview part 5 unixarena. This operation can only be performed in the cisco ucs manager cli. Cisco fabric interconnect 6248 direct connect to emc vnx 5200 hello everyone, our workplace has recently lost its cisco engineer, and in the interim of looking for a replacement or upskilling another employee, were trying to get a half finished implementation complete.
Deploy a cisco ucs system part 1 from scratch for vmware. First of all, cisco ucs is based on industry standards and default x86 hardware architecture. Before this can happen the fi has to determine which northbound ethernet port to send it out of. The cisco ucs manager fabric interconnect switch connector will be automatically activated, and its status will be reported as ok if all of the criteria below are met. Cisco networking solution extends the conceptdraw diagram software functionality. Deploy a cisco ucs system part 1 from scratch for vmware esxi. This video will demonstrate an out of box configuration experience of fabric interconnects. Only the show system resources command shows the cpu utilization at 100%. Dciucs introducing cisco unified computing system v1. You might see it more than expected or less than expected. Oct 15, 2009 following network diagram illustrates a typical uc on ucs bseries architecture in data center.
Verify that cisco ucs fabric interconnect supports fcoe feature the fabric interconnect must be set in order to operate in fcoe mode. Additionally, the cisco ucs virtual interface cards incorporate vmfex. The diagram on the right shows a single connection from the fex to the ucs 6120xp, however the fex has 4 uplinks, so if you want need more throughput, you can have it. Cisco ucs 6200 series fabric interconnect hardware installation guide first published. Cisco strongly suggests to also upgrade the firmware on all software and hardware components of the existing ucs to the latest recommended version first.
It walks through the initial setup of two unconfigured fabric interconnects. The ucs fabric interconnect is a core part of ciscos unified computing system, which is designed to improve scalability and reduce the total cost of ownership of data centers by integrating all components into a single platform, which acts as a single unit. The unified computing system ucs fabric interconnect is a networking switch or head unit where the ucs chassis, essentially a rack where server. Fast and flexible new third generation fabric interconnect. Cisco ucs fabric interconnects and fabric extenders help you create a single, highly available management domain that supports all attached ucs chassis, blade servers, and rack servers. Changing primary fabric interconnects vallards blog. It is based on the samenamed figure from the article flexpod with cisco ucs mini design guide and now is designed by means of conceptdraw diagram software tools. You will learn how to implement management and orchestration software for cisco ucs. As you can see, the implicit mac of the nic used by hypervisor is in sync, but the more important learned macs. Traffic from individual servers vnics is mapped to a specific fabric interconnect. Learn how cisco servers are designed to optimize the performance of your cisco ucs environment by contacting your zones account manager or calling 800. Jun 28, 2011 this video will demonstrate an out of box configuration experience of fabric interconnects. Flexpod select for highperformance oracle rac 2015 netapp, inc.
The next step is for fabric interconnect a to forward this frame to a northbound l2 lan switch. This presentation is a from the ground up explanation of the overall. Nov 24, 2014 the cisco 6100 or 6200 series switch called a fabric interconnect provides network connectivity for the chassis, blade servers and rack servers connected to it through 10 gigabit and fiber channel over ethernet fcoe. Ucs forcing a fabric interconnect failover data blue. The monitored host responds appropriately to a cisco ucs xml api request. The uplinks from the fex to the fabric interconnect use the vntag header see the vntag section. Cisco ucs fabric interconnects and fabric extenders. Installation and basic config below youll find stepbystep instructions on setting up a cisco ucs environment for the first time. Set up and monitor cisco unified computing systems ucs. This stops your systems from going offline during the upgrade of the a fabric interconnect. The ucs system is compatible with any existing infrastructure and can be integrated into existing management and monitoring applications. Fabric interconnect an overview sciencedirect topics. This configuration will cause mds to provide all zoning informations while the fi act as the host with a lot fcid login to the mds.
Table 8 requirements for installing cisco ucs fi6248 fabric interconnects and cisco ucs 5108 chassis in data. You can find a deep dive explanation of the cisco ucs 6454 fabric interconnect here. The diagram below from this define the cloud post illustrates the. This connectivity diagram sample demonstrates the structure of the cisco ucs 6324 fabric interconnect. The products are marketed for scalability by integrating many components of a data center that can be managed as a single unit. Unlike the traditional fabric interconnects, the ucs 6324 fabric interconnects are installed directly into the ucs 5108 chassis, where the io modules are installed. The cisco ucs 6324 fabric interconnect looks like a regular switch in. Cisco ucs to brocade fc switch connectivity cisco ucs. Cisco ucs 6454 fabric interconnect hardware installation guide get the nuts and bolts on how the cisco ucs fabric interconnect is physically installed. If you have ever wanted a sneaky peak under the ucs kimono gui then this posts for you.
Connecting fabric interconnect with mds cisco community. Consistency virtual machine fabric extender technology enables a consistent operational model and visibility between physical and virtual environments. The ucs will get stuck in boot prompt if system image or ucs manager image is missing. Nov 27, 2019 the universal ports are the first ports of the fabric interconnect. In the diagram above we see both ucs rackmount and blade servers connected to a pair of ucs fabric interconnects which handle the switching and management of ucs systems. The hardware and software components in the ucs support the unified fabric of cisco, which allows multiple types of data center traffic over a single physical ethernet network. Fex aka io module aka 210422042208 to the fabric interconnects. Beyond this, the fabric interconnects are where cisco ucs manager is run from, which is the software secret sauce for cisco ucs. Cisco ucs fabric interconnect port licensing explained. Add each ucs fabric interconnect switch and select snmp as the polling method. Cisco fxos software and ucs fabric interconnect web ui. Initial setup of cisco ucs 6332 fabric interconnect. One key object in the whole chain is the fabric interconnect which connects the chassis, used storage and uplinks to datacenter switches like the nexus 5000 series.
Create one management domain that supports all ucs chassis, blade servers, and rack servers. Occasionally, ucs hardware does go bad and recently i had the opportunity to replace a defective ucs 6324 fabric interconnect. In the case of the cisco ucs 6454 fabric interconnect, they are the first 8 ports. Fabric failover is a unique capability found only in cisco ucs that allows. Registered users can view up to 200 bugs per month without a service contract. From a networking perspective, the cisco ucs 6324 fabric interconnect uses a cutthrough architecture, supporting deterministic, lowlatency, line. The terms storage server and storage array will be used interchangeably in this document.
They provide the management and communication backbone for cisco ucs bseries blade servers, 5100 series blade server chassis, and cseries rack servers, and cisco nexus 2232pp fabric extenders. Nov 19, 2009 the ucs fabric interconnect switch is where the physical wiring connects to a customers ethernet lan and fc san. All the server components are attached to the fabric interconnect. Changing primary fabric interconnects posted on september 7, 2011 november 19, 2014 by vallard you may find in the course of updating firmware on your ucs chassis that the primary fabric, goes from fabric a to fabric b. Cisco ucs 6248 unified port configuration jeremy waldrop. Fabric failover and the ucs manager software versions that support each. Ucs images and bundles cisco ucs infrastructure software. Cisco ucs 6200 series fabric interconnect hardware installation. You can add expansion modules to increase the number of uplink ports on the fabric interconnect. The fabric interconnects are derived from the nexus 5000 and run nxos as well as the ucs manager software. Sep 23, 2010 fabric failover is a unique capability found only in cisco ucs that allows a server adapter to have a highly available connection to two redundant network switches without any nic teaming drivers or any nic failover configuration required in the os, hypervisor, or virtual machine. The diagram below shows a half width blade with a vnic called eth0 created on a cisco vic m81kr with its primary path mapped to fabric a. The ucs 2100 series fabric extenders fexs bring the unified fabric into the blade server enclosure, providing 10ge connections between blade servers and the fabric interconnect. Cisco unified computing system fabric interconnect snmp.
Replacing a defective ucs 6324 fabric interconnect high. Here is a diagram of the ports on the cisco ucs 6454 fabric interconnect labeled. You must force the failover from the primary fabric interconnect. The ucs 6324 fabricinterconnect provides embedded connectivity in a small ucs domain for up to 20 servers. Product manager for cisco ucs fabric interconnect writes about our new 4th gen fabric. These devices are usually installed as head units at the top of server racks. Ucs manager is the software which is installed on fabric interconnect to manage the whole ucs. May 20, 2011 the new cisco unified compute system represents a great step forward for virtualization of hardware and software components. Figure 4 physical cabling diagram for netapp ef560 arrays. Conceptdraw samples computer and networks cisco networking. As with most hardware software capabilities of the fabric interconnects, unified ports came from the cisco nexus 5500 line that has been around for about a year now.
688 1396 1080 327 825 423 46 685 231 569 1308 1015 787 1583 147 1092 171 1277 155 23 771 104 799 543 1140 1192 233 1298 936 703 580 278 442 979 821 1456 414 452 252 516 595 602