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Nexus1000V on KVM and OpenStack Integration

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  • 1. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Aug 2013
  • 2. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 2 • Overview of Virtualization • Overview of Nexus1000V • Nexus1000V on KVM • COI Grizzly Overview • Neutron Work-flow with Nexus1000V • Demo of Nexus1000V integration with Openstack • Q/A
  • 3. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 3 Several Operating Systems and Applications running on 1 physical server or host Benefits: - Efficient use of resources - Lower Costs - Redundancy Source:vmware.com
  • 4. © 2011 Cisco and/or its affiliates. All rights reserved. 4 PHYSICAL WORKLOAD VIRTUAL WORKLOAD CLOUD WORKLOAD • One app per Server • Static • Manual provisioning • Many apps per Server • Mobile • Dynamic provisioning • Multi-tenant per Server • Elastic • Automated Scaling HYPERVISOR VDC-1 VDC-2
  • 5. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 5 1. vMotion moves VMs across physical ports—the network policy must follow vMotion (across racks, PODS, DCs) 2. Must view or apply network/security policy to locally switched traffic 3. Need to maintain segregation of duties while ensuring non-disruptive operations Port Group Server Admin Network Admin Security Admin
  • 6. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 6 Network Edge has moved inside the Server vSwitch – to switch traffic to and from the Virtual Machines Consistency wrt policies, features, security and managementPort Group Network Admin Security Admin vSwitch vSwitch
  • 7. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 7 Hypervisor Hypervisor Hypervisor VSM + VEMs = Nexus 1000 Virtual Chassis VEM-NVEM-1 VEM-2 Distributed Virtual Switch 2 components: - Virtual Supervisor Module – Control Plane - Virtual Ethernet Module - Data Plane • VSM and VEM uses L3 mode of communication • VSM can be a Virtual Appliance (VM) or a Physical Appliance (N1110) L3Mode VSM1 VSM2 Virtual Appliance
  • 8. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 8 • Port-profiles – templates to configure network and policy parameters for multiple VMs in one shot. • Rich feature-set (aligns with Physical switches) Eg: ACL, QoS Netflow, SNMP Port-security, PVLAN, DHCP snooping, DAI, IPSG VXLAN • Multi-hypervisor support ESX (VMWare), Hyper-V (Microsoft), KVM (Linux)
  • 9. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 9 • VEM on KVM Hypervisor • Openstack for creating, managing Virtual Machines • Puppet for installing VEMs • VXLAN-VLAN Gateway : to bridge traditional networks to virtual networks
  • 10. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 10
  • 11. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 11 • Cisco OpenStack Installer (Cisco OSI) simplifies the OpenStack installation process • Configure an initial Build server outside the Openstack cluster environment, After that it is used as an out-of-band automation and management workstation to bring up, control, and reconfigure (if necessary) the nodes of the OpenStack cluster. • This build server primarily functions as a Puppet server for software deployment and configuration management onto the OpenStack cluster, as well as a Cobbler installation server to manage the PXE boot used for rapid bootstrapping of the OpenStack cluster. • VSM, VEM and VxLAN-VLAN Gateway Installation
  • 12. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 12
  • 13. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 13