book

Building Data Centers with VXLAN BGP EVPN: A Cisco NX-OS Perspective

by Lukas Krattiger, Shyam Kapadia, David Jansen

March 2017

Intermediate to advanced

352 pages

11h 11m

English

Cisco Press

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Today’s Data Center Challenges and RequirementsThe Data Center Fabric JourneyCisco Open Programmable FabricFabric-Related TerminologyData Center Network Fabric PropertiesServer or Endpoint Connectivity OptionsSummaryReferences
OverlaysIntroduction to VXLANVXLAN Flood and Learn (F&L)Introduction to BGP EVPN with VXLANMP-BGP Features and Common PracticesIETF Standards and RFCsHost and Subnet Route DistributionHost Deletion and Move EventsSummaryReferences
Multidestination TrafficLeveraging Multicast Replication in the Underlying NetworkUsing Ingress ReplicationVXLAN BGP EVPN EnhancementsARP SuppressionDistributed IP Anycast GatewayIntegrated Route and Bridge (IRB)Endpoint MobilityVirtual PortChannel (vPC) in VXLAN BGP EVPNDHCPSummaryReferences
Underlay ConsiderationsMTU ConsiderationsIP AddressingIP Unicast RoutingOSPF as an UnderlayIS-IS as an UnderlayBGP as an UnderlayIP Unicast Routing SummaryMultidestination TrafficUnicast ModeMulticast ModePIM Any Source Multicast (ASM)BiDirectional PIM (PIM BiDir)SummaryReferences
Bridge DomainsVLANs in VXLANLayer 2 Multitenancy: Mode of OperationVLAN-Oriented ModeBD-Oriented ModeVRF in VXLAN BGP EVPNLayer 3 Multitenancy: Mode of OperationSummaryReferences
Intra-Subnet Unicast Forwarding (Bridging)Non-IP Forwarding (Bridging)Inter-Subnet Unicast Forwarding (Routing)Routed Traffic to Silent EndpointsForwarding with Dual-Homed EndpointIPv6Summary
Layer 2 Multicast ForwardingIGMP in VXLAN BGP EVPN NetworksLayer 2 Multicast Forwarding in vPCLayer 3 Multicast ForwardingSummaryReferences
External Connectivity PlacementExternal Layer 3 ConnectivityU-Shaped and Full-Mesh ModelsVRF Lite/Inter-AS Option ALISPMPLS Layer 3 VPN (L3VPN)External Layer 2 ConnectivityClassic Ethernet and vPCExtranet and Shared ServicesLocal/Distributed VRF Route LeakingDownstream VNI AssignmentSummaryReference
Contrasting OTV and VXLANMulti-podInterconnection at the Spine LayerInterconnection at the Leaf LayerMultifabricInter-pod/InterfabricInterfabric Option 1: Multi-podInterfabric Option 2: MultifabricInterfabric Option 3 (Multisite for Layer 3)Interfabric Option 4 (Multisite for Layer 2)SummaryReferences
Firewalls in a VXLAN BGP EVPN NetworkRouting ModeBridging ModeFirewall Redundancy with Static RoutingStatic Route Tracking at a Service LeafStatic Routing at a Remote LeafPhysical ConnectivityInter-Tenant/Tenant-Edge FirewallServices-Edge DesignIntra-Tenant FirewallsMixing Intra-Tenant and Inter-Tenant FirewallsApplication Delivery Controller (ADC) and Load Balancer in a VXLAN BGP EVPN NetworkOne-Armed Source-NATDirect VIP Subnet ApproachIndirect VIP Subnet ApproachReturn TrafficService Chaining: Firewall and Load BalancerSummaryReferences
Day-0 Operations: Automatic Fabric Bring-UpIn-Band Versus Out-of-Band POAPOther Day-0 ConsiderationsDay-0.5 Operations: Incremental ChangesDay-1 Operations: Overlay Services ManagementVirtual Topology System (VTS)Nexus Fabric Manager (NFM)Data Center Network Manager (DCNM)Compute IntegrationDay-2 Operations: Monitoring and VisibilityVXLAN OAM (NGOAM)SummaryReferences
EVPN Layer 2 ServicesEVPN IP-VRF to IP-VRF ModelReferences

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About the Technical Reviewers

Scott Morris, the world traveling Über-Geek has four CCIE certifications (Routing & Switching, ISP/Dial, Security and Service Provider) as well as the coveted CCDE. He also has several expert-level certifications from other major vendors, making him “multi-lingual” in the networking world.

Working on large-scale network designs, troubleshooting, and some very interesting CyberSecurity projects, has kept Scott occupied. Outside of challenging work, Scott can be found spending time with his family or finding new things to learn. Having more than 30 years of experience in just about all aspects of the industry has provided both an in-depth and an entertaining approach to disseminating knowledge. Whether involved in ...