But during testing of all the vlans i discovered a problem with hsrp over otv, but only for 1 specific vlan. As i mentioned in my post about otv traffic flow considerations, using hsrp or vrrpglbp at each site has the potential to cause traffic to trombone through the network in a suboptimal path. The solution is to either do otv in another router nexus 7k or asr, or do otvonastick. Cisco ios xe software for cisco asr series and cbr8. The asrs hardware and software redundancy round off a host of features that make the cisco asr series a stable solution for your critical projects. Securing overlay transport virtualization otv with cisco trustsec. If cisco asr series routers are deployed in the service provider environment, the advanced ip services consolidated packages should be ordered.
The cisco asr series routers provide powerful performance and scalability for embedded services. A vulnerability in motherboard console ports of line cards for cisco asr series aggregation services routers and cisco cbr8 converged broadband routers could allow an unauthenticated, physical attacker to access an affected devices operating system. Note that the multihoming of cisco asr series and other cisco platforms within a. Cisco asr series application visibility and control.
This processor helps enable advanced services to operate at high speeds without the need for additional hardware or blades. The quantum flow processor in the asr allows it to support otv. The vulnerability is due to improper processing of crafted, fragmented. These esps allow the activation of concurrent enhanced network services, such as cryptography, firewall, network address translation nat, quality of service qos, netflow, and many others while. Find software and support documentation to design, install and upgrade, configure, and troubleshoot cisco asr series aggregation services routers. Both unicast and multicast cores for otv continue to be supported for all asr. Because of this behavior, fhrp filtering should be configured on. Cisco asr series installation and configuration manual. On cisco asr series 5gbps esp asresp5 with up to 1. The issuusinginstallcmdsforasr1k feature introduces a new method of software upgrade process by using the install command for dual rp and dual ios routers on cisco asr series aggregation services routers. Configuring the cisco asr series router for high scalability.
The vulnerability exists because an engineering console port is available on the motherboard of the affected line cards. The latter is where you use a trunk for l2 and l3 connectivity from core router or other router to. Single height a single software file on the cisco asr series router. Otv lab setup i setup a mini lab using two nexus 7000 switches, each with the four vdcs, two nexus 5000 switches and a 3750. Asr otv unicast adjacency server configuration example. Hello, our customer bought two asr 1001x to run otv between two datacenters. This is the final followon post from otv part i and otv part ii. Each subpackage has a defined responsibility for running a. New asr1001x cisco asrseries router, quantumflow processor, 2. Things that begin with azure are variable names and can be changed consistently. For the delta design, the data center site will have two otv edge devices while the drs site will use one otv edge device. The cisco nexus 7000 series and cisco asr series both support multicast and unicast cores.
Configuring class maps we will configure the class maps for the two types of branches and as. John and joyce gudaitis started automated systems research asr in 1990 with the tapered estimating software taperplus. The cisco asr is engineered with industryleading silicon, automation, and security to help you succeed in an alwayson world. Your system must have these requirements in order to implement the otv feature on the asr and cisco cloud services router csr. The cisco asr series aggregation services routers transform the service provider and enterprise network edge by delivering industryleading. During a project ive been working on, we needed to configure otv on a cisco asr. The first versions of taperplus were pretty basic, but feedback from early users helped improve the product to the point where now taperplus can create tapered estimates and takeoffs for virtually any roof. Note that the multihoming of cisco asr series and other cisco platforms within a single site is not. The csr runs iosxe, not nxos, and as a result it uses a different command set to configure otv and. Unified communication virtualization software popular software titles. We configured a otv dci in my previous post and it was working as expected and by design. Buy a cisco asr 1001x router rackmountable with cisco asr series emb. Multicast forwarding qos and scalability path optimization otv.
Cisco asr series aggregation services routers cisco. Inconsistent behavior is seen with fhrp filtering on asr1k as compared with nexus7ks. This configuration template applies to cisco asr series aggregation services routers running ios xe 15. The cisco asr 1001x router is a part of the cisco asr series and offers a compact form factor that consumes less rack space and power while offering 20 gbps forwarding throughput. New asr1001 cisco asrseries router, quantumflow processor, 2. Cisco asr 1001x datasheet cisco asr x is designed for highend enterprise, data center, service provider edging network in order to handle explosive traffic through the network. Otv has many unique benefits in the dci arena, including a scalable. Leading encryption performance, layered security services, and a tamperresistant design. In this final post i will go through the configuration steps, some outputs and fhrp isolation. Asr 1002 otv and ospf routing adjacency cisco community.
Cisco asr series aggregation services routers ordering guide. Cisco asr advanced enterprise services slasr1 aes our website will be unavailable from friday, may 15th at 3pm est to monday, may 18th at 7am est. The cisco asr 1001x router supports all the generalpurpose routing and security features of the cisco asr series aggregation services routers. The latter is where you use a trunk for l2 and l3 connectivity from core router or other router to an otv device or vdc. The cisco asr series is uniquely positioned to blend a very positive tco with flexibility and innovation to support not only our current requirements, but those that we are just beginning to envision. Cisco asr series embedded services processors data sheet. When it comes to connecting enterprise networks to cloud infrastructure, cisco asr s are more than mere edge routers. I did write a blog for configuring otv on a nexus 7000 before click here but the configuration on a cisco asr router is a bit different.
Cisco asr 1001x router rackmountable asr1001x routers. To achieve maximum scaling on the 1001, 1002, and 1004 chassis, ios software redundancy must be disabled. I did verify that the asr 1001 with ip base running 3. Running cisco ios xe software, the cisco asr 1001x shares a common operating system, feature set, and management and troubleshooting tools with the rest of cisco asr family.
In the context of the asr setup tool, asr is used for setting up a multicast stream that can then be leveraged for imaging mac os x computers. Cisco asr x is designed for highend enterprise, data center, service provider edging network in order to handle explosive traffic through the network. Router analysis tested the cisco asr 1004 for performance, scalability and features. The installed license is ipbase and he bought asr1kdci application part number. Buy a cisco asr 1001x router rackmountable or other security routers at. The cisco nexus 7000 series and cisco asr series both support multicast. Stefan dyckerhoff, vp and gm of the midrange routing business unit at cisco discusses the strategic drivers in the service provider and enterprise markets for development of. Ciscos ios xr operating system is designed for cloudscale networking and allows for software image upgrades and module changes without impacting operations. Buy a cisco asr advanced enterprise services and get great service and fast delivery. A nexus 9k is the core switch in dc1 and a 6500 is the core switch in dc2 i now need to route nonotv vlans between data centers. In practical terms, scalability is about being able to support workloads that are increasing in various dimensions.
Investment protection payasyougrow forwarding thoughput is upgradable from 2. Scalable service options the cisco quantum flow processor powers an advanced set of features with hundreds of resources for improving the flow of data through your equipment. Cisco asr 1001x router rackmountable with cisco asr. The cisco asr 1002f router is one of the cisco asr series aggregation services routers.
Note that vlan svis cannot coexist on the same router or vdc as otv transport of those vlans. Packet captures show arp request broadcasts from a host at one site not being received by the host at the other site for about 78s, and then suddenly starting to work. A vulnerability in the code handling the reassembly of fragmented ip version 4 ipv4 or ip version 6 ipv6 packets of cisco ios xe software for cisco asr series aggregation services routers could allow an unauthenticated, remote attacker to cause a crash of the embedded services processor esp processing the packet. When fhrp filter is applied on both the asr1k and nexus7k, the n7k does not distribute the sitelocal fhrp mac address across the otv and drops the fhrp packets. Download free 30day trials of asr softwares topview products, to create estimates for metal roofs, tile and shingle roofs, and flat roofs.
Pinging from one host to the other more than 8 times restores connectivity for about 810 minutes. For the newly added cisco asr 1001x router, cisco ios xe software. Cisco asr 1001x router asr series aggregation services. The cisco asr 1002f router supports all the generalpurpose routing and security features of the cisco asr 1002 router, and uses the same internal control and dataplane architecture as cisco asr 1002 router. Cisco nexus 7000 series switches in one site and cisco asr series routers at another site for otv is fully supported. Ordering cisco asr series router feature licenses in order to turn on services on cisco asr series routers, software feature licenses are. Automated systems research quality software for the. The used technologies and basic configuration steps are equal, but the syntax is different for a few configuration steps. To start with the application will support the increasing workloads with existing hardware resources. It supports only software redundancy, and it is based on a quadcore 2. The csr v is based on the same ios xe code that runs on the asr, which supports both otv and lisp. For this scenario, please keep the separate scalability numbers in mind for the two different devices, because you will have to. Once the rtu ais eval license was enabled and subsequent reboot, all the otv stuff was there. Asr software free download asr top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices.
Hello, i am trying to setup otv between to sites i have attached the diagram. Cisco asr series aggregation services routers data sheet. Im finally getting the chance to deploy otv and lisp in a live environment and wanted to share one of the issues ive run into. Scalability, security and reliability are three areas where we look to the cisco asr series as a groundbreaking platform. Strategic drivers for development of the cisco asr. Otv uses an authoritative edge device aed to prevent loops when there is more than one otv edge device. Intermittent connectivity loss between hosts at different otv sites.
Additionally, cisco asr offers feature rich scalable data center interconnect dci solutions that include overlay transport virtualization otv and virtual. Cisco asr series aggregation services routers support inservice software upgrades issu procedure to upgrade software. Router23 and router26 are the otv edge devices and arista25 and arista26 are the hosts both are in vlan100 155. I have two data centers using asr 1002x configured for unicast otv as the dci and all is operational. I am trying to get arista25 to reach arista26 but i am unable too. Qfp architecture designed to scale to beyond 100gbitsec. It configures an ipsec vpn tunnel connecting your onpremise vpn device with the azure gateway. Scalability is not really a quantifiable property for real applications. The solution is to either do otv in another router nexus 7k or asr , or do otv onastick. The otv protocol supports multihoming where two otv edge devices provide lan extension services to a given site. Virtualization otv and virtual private label switching vpl to connect. Ip routing use cases introduction to the scalable and.
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