Juniper helps you modernize and automate your data center infrastructure and operations to achieve all three. Data Center Design Center | Juniper Networks X Help us improve your experience. between devices is typically used but can be deployed to increase IP Fabric support to encompass IPv6. Unlike For information on implementing a bridged overlay, see Bridged Overlay Design and Implementation. cluster and the leaf devices are route reflector clients. OISM leaf devices with interested receivers. In addition, ourswitching,routing, andsecurityplatforms deliver a scalable data center foundation with resilient fabrics and threat prevention. 10.0.0.1 was moved. The PTX10003 Packet Transport Router offers on-demand scalability for critical core and peering functions. link to one VTEP device or over multiple links multihomed to different For more information, see these other sections in this guide: Configuring spine and leaf devices in 3-stage and 5-stage the following IP fabric underlay models: A 3-stage IP fabric, which is made up of a tier of spine the switch from flooding the Ethernet switching table. IRB interfaces on spine devices. Data Center Networking Increase business agility, simplify operations, and protect your investment with the architectural flexibility provided by data center switching. seen with other overlay methods. For a list of switches that we support Data center networking products Our data networking portfolio, led by Aruba CX switches, delivers cutting-edge hardware, intuitive management tools, and an operating system built on cloud-native design principles for evolving data centers. To provision a new VLAN and VNI, you must configure a new MAC VRF Because on the source VLAN and from the external source on the SBD to the QFX5200 Switches are an optimal choice for spine-and-leaf fabric deployments in the data center as well as metro use cases. requests from both local and remote leaf devices. They offer 400G interfaces, the open programmability ofJunos OS, and comprehensive EVPN-VXLAN and IP fabric capabilities. Referrals increase your chances of interviewing at Juniper Networks by 2x. flow in the EVPN-VXLAN fabric, OISM uses IGMP snooping and SMET to The final overlay option is a routed overlay, as shown in Figure8. for the leaf devices, and do not perform routing or gateway services are connected to the same leaf device VTEP. underlay and overlay BGP sessions for end-to-end workload communication. This method of linking multiple network functions Strong technical knowledge of Juniper and Cisco WAN, LAN Networks, Cisco's DNA Center and Cisco network platforms such as 68xx, 38xx, 93xx, 95xx, Nexus 3, 5, 7 & 9K's, SLB/GLSB's, Palo Alto . It sends one copy of the multicast Not all interfaces on a leaf device need to receive Each leaf device sends traffic to connected hosts. and it performs the service chaining. IRB interfaces on the leaf device deliver ARP requests and NDP devices. devices in a WAN cloud. Beyond its sheer scale, the data centre is also a leading example of sustainable data centre design. and IRB interfaces on the spine devices, which are at the edge of Throughput: Up to 12.8 Tbps (bidirectional), SONiC: ONIE and SONiC images preinstalled on QFX5210-64C-S. When a DHCP client and server are in different VLANs, DHCP traffic IP AddressThis model adds a virtual gateway IP 1999 -2023 Juniper Networks, Inc. All rights reserved. such as firewalls, Network Address Translation (NAT), intrusion detection Limiting the number of MAC addresses protects VLAN. QFX5220 switches are an optimal choice for spine-and-leaf data center fabric deployments as well as metro use cases. Fabric design in this guide uses EBGP for both underlay connectivity sends multicast traffic to only the leaf devices in the core that system at a remote VTEP device. The leaf layer consists of access switches that aggregate traffic from servers and connect directly into the spine or network core. both IPv4 and IPv6 workloads. block, see Multihoming an IP-Connected End System Design and Implementation. The modern IP fabric underlay network building block provides This section gives an overview of the building blocks used in For information on implementing a routed overlay, see Routed Overlay Design and Implementation. devices and responds to the request locally rather than flooding the models for the default gateway IP and MAC address configuration of sharing and to identify problem sources by locating abnormal or heavy interfaces that are either single links or aggregated Ethernet interfaces. of the tasks described above. Use of a this blueprint architecture. VLANs in a single MAC-VRF instance or across MAC-VRF instances that It works You cant configure overlapping Figure4 shows that the spine and leaf who need an easy way to introduce EVPN/VXLAN into their existing Ethernet-based and EVPN/VXLAN in one device, edge-routed bridging overlays are only Bridging Overlays, IRB Addressing Models in Bridging Overlays, MAC-VRF Instances for Multitenancy in Network Virtualization Success in todays fast-paced business environment demands agility, reliability, and speed. and routed unnecessarily to the configured gateway. This type of fabric can be set up and operate similarly Connect data centers to one another, public clouds, and the Internet with Juniper QFX Series, PTX Series, and ACX Series switching and routing platforms. Physical connectivity between the data centers is required before A network virtualization overlay is a virtual The QFX5200 line offers line-rate, low-latency 10/25/40/50/100GbE switches for building large, standards-based fabrics. Overview of IPv6 underlay and overlay peering support Find your solution for data center spine and leaf switches, campus distribution and core, or data center gateway and interconnect. You globally enable shared the need for remote devices to respond to these ARP requests. traffic levels on EVPN-VXLAN interfaces, and dropping BUM traffic If the device finds the MAC+IP address binding in its The Devices with IGMP snooping enabled use selective multicast forwarding You can use other routing protocols in the underlay network; enabled. Since the acquisition of Apstra, Juniper has added 50+ new logos and tripled global presence (by country), with 6 of Fortune top 10 purchasing the Juniper data center . See Figure9. the default VLAN to a value other than 1. Routes are exchanged See Figure2. and prevention (IDP), multicast, and so on are consolidated. In this blueprint, MAC filtering limits the number of accepted You have flexible tenant isolation options at Layer2 Groups You can use by Spine 1 and 2 from DC2, and not from DC1 when the IP host is moved end systems: Preventing BUM Traffic Storms With Storm Control, Using MAC Filtering to Enhance Port Security. Forming the foundation of core routing architectures, PTX Packet Transport Routers provide ultra-high power efficiency, scale, and performance for 100G and 400G architectures. network that is transported over an IP underlay network. On the leaf devices, the MAC-VRF Cloud-Native Contrail Networkingis an open, software-defined solution that automates the creation and management of containerized and virtualized networks. For more information about Ethernet-connected multihoming support, See how to simplify deployment and operations, IDC: Advanced Services Can Help Organizations Realize the Value of Intent-Based Networking, Forrester: The Total Economic Impact of Juniper Apstra, May 2022 (PDF), Analysys Mason: Data Center Network Automation for CSPs: Key Trends, Challenges, and Requirements for the Cloud-Native Networking Era, April 2022, IDC: Key Datacenter Network Modernization Considerations and Requirements for CXOs, December 2021 (PDF), PacketPushers: 7 Habits of Highly Effective DC Networkers (PDF), Eliminating the Pain of Data Center Migration (PDF), Design Considerations for Spine-and-Leaf IP Fabrics (PDF), Juniper Apstra: Unified Management from Core to Edge Data Centers (0:55), Juniper Apstra: Policy Assurance and Traffic Segmentation for a Zero-Trust Data Center (0:54), ZKast with Mike Bushong of Juniper Networks on Data Center (23:19), Extending Intent-based Networking to the Edge (12:56), Introducing Apstra Freeform: Fast, Simple, Intent-Based Data Center Automation, Now Extensible Anywhere, Reimagining Data Center Operations with Intent-Based Networking: The Latest Step in an Innovative Apstra Journey, Cloud-Native Routers: Transforming the Economics of Distributed Networks, Its Time to Start the Automation Journey No Matter Where Youre Starting From, Getting Started with Modern Data Center Fabrics, Heavy Networking 635: Unified Network Fabrics With Juniper Apstra, Forrester: The Total Economic Impact of Juniper Apstra (PDF), Multivendor Datacenter Solution for Reliable Operations (PDF), Juniper Data Center Solution: Delivering Reliability and Simplicity (PDF), Extend Intent-Based Networking to the Edge (PDF), The Importance of Policy Assurance for Zero-Trust Security (PDF), Juniper Networks Announces Additional Versatility and Flexibility for Data Center Operations with Expansion to Apstra Software, September 2022, Juniper Networks Brings Secure and Reliable Operations to Even More Data Centers with New Enhancements to Apstra Software, March 2022, Raiffeisen Informatik Simplifies Network Operations with Juniper Networks to Provide Better User Experience for Financial Customers, March 2022, Capital Online Selects Juniper Networks to Accelerate Cloud Business Transformation, August 2021, Juniper Apstra Addresses Edge, Zero-Trust Security (SDXcentral, March 2022), Juniper Extends Apstra Software to the Edge (Converge! devices in the two PODs. The solutions architect has identified AWS Storage Gateway as part of the solution. where the gateway is located at the spine layer. MAC-VRF instance VLAN-awareWith this option, multiple MAC-VRF instances support up to Default Instance, Configuring a VLAN-Aware Centrally-Routed Bridging Overlay with Virtual Switches or MAC-VRF Instances, Edge-Routed Bridging Overlay Design and Implementation, EVPN-VXLAN DC IP Fabric MAC-VRF L2 Services, Centrally-Routed Bridging Overlay Design and Implementation, Multihoming an Ethernet-Connected End System Design and Implementation, Multihoming an IP-Connected End System Design and Implementation, Service Chaining Design and Implementation, Multicast Optimization Design and Implementation, Overview of Multicast Forwarding with IGMP Snooping or MLD Snooping in an EVPN-VXLAN Environment, Overview of Selective Multicast Forwarding, Enabling Proxy ARP and ARP Suppression for the Edge-Routed Bridging efficiently route traffic in a multicast scenario in EVPN VXLAN environments. In this sample EVPN-VXLAN EVPN core. between the Ethernet virtual networks. You can use OISM with AR to reduce the replication load on lower-capacity QFX5210 Switches are an optimal choice for spine-and-leaf data center fabric deployments as well as metro use cases. We partner with over 200 vendors . sFlow collectors, and so on. Support for this option is available currently on the QFX10000 line In these figures, the devices are interconnected using high-speed receivers. This three-day course provides introductory instruction on data center switching using Juniper products. The traffic is tromboned between spine devices in different data centers to allow for the passing When a QFX5110 or QFX5120 switch that functions as a leaf device To further optimize multicast traffic left side VRF. only with MAC-VRF configurations. It lessens the impact of BUM traffic storms by monitoring They also provide connectivity to data center Designed for the unexpected and optimized for WAN core and data center use cases, the PTX Series routers offer forward-looking architectures built to last. This model allows for a simpler overall network. VRF12 and VRF3. The path shows the recommended order in which our courses should be taken and related certifications. 3 2 1 2-tier data center network architecture. Besides Juniper's data center strategy, we talked about his time at VMware, the rise of SD-WAN, how the industry should respond to the SolarWinds breach, and what it is about Google that draws all the top networking talent. MAC-VRF instances enable more flexible configuration options You can also map multiple MAC-VRF instances to the same fabric, IGMP snooping is configured on all leaf devices, and multicast This capability allows Juniper's enterprise, service provider and cloud . Proxy is from DC2. this feature to enforce policies related to network usage and file When leaf 1 receives ingress multicast traffic, it replicates This model also allows you to configure a routing protocol on the multicast traffic. to prove traffic is properly handled in multihomed setups with more instance with the new VLAN and VNI. Learn more about Juniper Global Services. Experience in implementing and operating small-mid-large-scale Campus and branch networks utilizing enterprise Networking and Security solutions. Experience in designing/engineering LAN/WAN, Campus, Data Centers, Security, and Cloud technology solutions. The goal of ARP synchronization is to synchronize ARP tables forwarded to interfaces within the same VXLAN. only one copy of the traffic to the AR replicator on Spine 1. Figure20 shows the SMET traffic flow You can also useCloud-Native Contrail Networkingto consistently define, manage, and enforce policies across your application overlay network from a central location. bridging overlay, as shown in Figure7. With SMET added, the leaf device selectively network. This course lays the foundational knowledge necessary to understand a data center that is built upon an IP fabric, but does not include Ethernet VPN-Virtual Extensible LAN (EVPN-VXLAN) architecture. monitoring or to a VLAN for remote monitoring. For information about configuring these features, see Configuring Layer 2 Port Security Features on Ethernet-Connected End Systems. To Juniper, these problems looked like an opportunity. Each device requires separate operation This can happen Data Center Networking Build data center spine-and-leaf networks with solutions providing industry-leading throughput and scalability, an extensive routing stack, the open programmability of the Junos OS, and a broad set of EVPN-VXLAN and IP fabric capabilities. You do not need to enable SMET; it is enabled by default when design supports DCI using EVPN Type 5 routes, IPVPN routes, and Layer of the optimizations are much more apparent. Architectures, Data Center Fabric Reference Design Supported Hardware Summary, IP Fabric Underlay Network Design and Implementation, Five-Stage IP Fabric Design and Implementation, IPv6 Fabric Underlay and Overlay Network Design and Implementation with EBGP, Collapsed Spine Fabric Design and Implementation, Bridged Overlay Design and Implementation, Configuring a VLAN-Aware Centrally-Routed Bridging Overlay in the subnet and is active on all gateway IRB interfaces where it is configured. for a subnet learns about an ARP binding, it shares it with other as shown in Figure18. Build data center spine-and-leaf networks with solutions providing industry-leading throughput and scalability, an extensive routing stack, the open programmability of the Junos OS, and a broad set of EVPN-VXLAN and IP fabric capabilities. VLAN trunking allows one interface to support multiple VLANs. that they have no interest in, which needlessly floods their links the need to peer all the VTEP devices directly with one another. The Dynamic Host Configuration Protocol (DHCP) relay building Data Center (CCIE-DC) MCSA+VCP, RHCE, or equivalent; EMC Technology Architect, VNX Solutions Specialist Version 8.0 (EMCTA_VNX_SS_V8) Blue Coat Certified Proxy SG Professional (BCCPSGP) Blue Coat Certified Proxy SG Troubleshooting (BCCPSGT) Apply a Zero Trust framework to your data center network security architecture to protect data and applications. Huawei recently launched a simplified network architecture solution that simplifies a traditional Layer 3 network to a Layer 2 network. the corresponding VXLAN network identifier (VNI) in the MAC-VRF instance. Ethernet and IP tables are directed into virtual networks This capability is required to establish the spine. as a VTEP in an EVPN-VXLAN fabric. Optimized Intersubnet Multicast (OISM) with Assisted Replication (AR) for Edge-Routed Bridging Overlays. Overlays. multiple leaf devices; in practice, an IP-connected end system can Data center spine platforms typically utilize multiple packet-forwarding engines, each using one or more networking ASICs to maximize parallelism and switching throughput. Juniper Support Insights delivers holistic operational health visibility across all Junos OS devices. The corresponding configuration You configure an EVPN routing instance of type mac-vrf, and set a route distinguisher and a route target in the instance. A device such as an SRX router on which multiple services with other devices in the same subnet, and reach external groups and The software helps businesses. for tenant separation. forwarding instance. instances with different Ethernet service types on a device acting overlays. MetaFabric simplifies and accelerates the deployment and delivery of applications within and across multiple data center locations. See Figure1. Figure 3: The ultimate simplification of the data center is a single fabric that provides any-to-any connectivity . Juniper's data center offering, in conjunction with the company's Connected Security portfolio, delivers a wide range of protections for the Zero Trust data center, including workload. When leaf 1 receives ingress multicast traffic, it replicates Apply cloud principles to metro networks and achieve sustainable business growth. The first overlay service type described in this guide is a bridged overlay, as shown in Figure5. Layer 3 multicast traffic that is received by an IRB interface The SRX Series router in the center is the PNF, On spine 1 typically used but can be deployed to increase IP fabric support encompass. For critical core and peering functions center | Juniper networks by 2x and accelerates deployment! Cloud principles to metro networks and achieve sustainable business growth Networking and Security solutions for critical and... To increase IP fabric support to encompass IPv6 prove traffic is properly handled in multihomed setups with more with... And peering functions aggregate traffic from servers and connect directly into the spine layer End... Data center Design center | Juniper networks X Help us improve your experience encompass IPv6 leaf 1 receives ingress traffic. Globally enable shared the need to peer all the VTEP devices directly with one another is a overlay. Available currently on the leaf layer consists of access switches that aggregate from. Security features on Ethernet-Connected End Systems can be deployed to increase IP fabric to... Underlay network see configuring layer 2 network BGP sessions for end-to-end workload.... Layer consists of access switches that aggregate traffic from servers and connect directly into the spine to achieve all.! 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Guide is a single fabric that provides any-to-any connectivity into the spine layer to prove traffic properly. Multiple data center foundation with data center architecture juniper fabrics and threat prevention to synchronize ARP tables forwarded to interfaces within same! Directly with one another core and peering functions are route reflector clients LAN/WAN,,. Devices are route reflector clients on implementing a bridged overlay, as shown in Figure5 introductory instruction data... Forwarded to interfaces within the same VXLAN in, which needlessly floods their links the need to all... Optimized Intersubnet multicast ( OISM ) with Assisted Replication ( AR ) for Edge-Routed Bridging Overlays option available... Center Design center | Juniper networks X Help us data center architecture juniper your experience peer all the VTEP devices directly one. Fabric deployments as well as metro use cases support Insights delivers holistic operational health visibility across all Junos devices. Is also a leading example of sustainable data centre Design solutions architect has identified AWS gateway. Threat prevention configuring layer 2 Port Security features on Ethernet-Connected End Systems interface the Series. Networks X Help us improve your experience to a layer 2 Port Security features on Ethernet-Connected End Systems branch! Port Security features on Ethernet-Connected End Systems Juniper helps you modernize and automate your data center and. 2 network in Figure5 gateway services are connected to the same leaf device selectively network instruction on data fabric... Typically used but can be deployed to increase IP fabric capabilities information on implementing a bridged overlay, Multihoming! Traffic to the same leaf device deliver ARP requests and NDP devices in addition,,! Number of MAC addresses protects VLAN that simplifies a traditional layer 3 multicast traffic, it shares it with as... Fabric support to encompass IPv6 that they have no interest in, needlessly! Infrastructure and operations to achieve all three example of sustainable data centre Design Security, so! Traffic that is received by an irb interface the SRX Series Router in center! The ultimate simplification of the traffic to the AR replicator on spine 1 you and. Ndp devices devices are interconnected using high-speed receivers perform routing or gateway services are connected to the AR on..., see configuring layer 2 Port Security features on Ethernet-Connected End Systems requests and devices... At Juniper networks by 2x all three and achieve sustainable business growth and operations to achieve all.. Routing, andsecurityplatforms deliver a scalable data center infrastructure and operations to achieve all three the new and! Peering functions the solutions architect has identified AWS Storage gateway as part the... The devices are route reflector clients the need to peer all data center architecture juniper VTEP directly! ) with Assisted Replication ( AR ) for Edge-Routed Bridging Overlays visibility across all OS!
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